<?xml version="1.0" encoding="utf-8"?>
<catalog>
	<question>
		<phrase isaudiomp3="1" mp3="AUDIO_REPOS/1.0.mp3"></phrase>
		<question isaudiomp3="1" rationale="0" picture="images/question1.jpg" mp3="AUDIO_REPOS/1857-00.mp3" exercise_type="" questionmode="" choicemode="" answerbankid="" answerbankmode="" rationalemode="" playonload="" mp3speed="" ttsspeed="" passage="1" show_passage="" show_passage_audioplayer="" passage_audio_type="" showvideo="" video="" enable_audio_recorder="" recorder_mode=""><![CDATA[Genghis Khan was a great military leader. The Mongol Empire that he built conquered large parts of Asia.]]></question>
		<saythis><![CDATA[Genghis Khan was a great military leader. The Mongol Empire that he built conquered large parts of Asia.]]></saythis>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-00.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/right.mp3" rationaleimage="images/rationale/1.1.jpg" rationale="Right" value="1" choicesay="Genghis Khan was a great military leader The Mongol Empire that he built conquered large parts of Asia"><![CDATA[Genghis Khan was a great military leader. The Mongol Empire that he built conquered large parts of Asia.]]></answer>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-01.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/tryagain.mp3" rationaleimage="images/rationale/1.1.jpg" rationale="Try again" value="0" choicesay="The empire he started 800 years ago became the largest one in history Now"><![CDATA[The empire he started 800 years ago became the largest one in history. Now,]]></answer>
	</question>
	<question>
		<phrase isaudiomp3="1" mp3="AUDIO_REPOS/2.0.mp3"></phrase>
		<question isaudiomp3="1" rationale="0" picture="images/question2.jpg" mp3="AUDIO_REPOS/1857-01.mp3" exercise_type="" questionmode="" choicemode="" answerbankid="" answerbankmode="" rationalemode="" playonload="" mp3speed="" ttsspeed="" passage="1" show_passage="" show_passage_audioplayer="" passage_audio_type="" showvideo="" video="" enable_audio_recorder="" recorder_mode=""><![CDATA[The empire he started 800 years ago became the largest one in history. Now,]]></question>
		<saythis><![CDATA[The empire he started 800 years ago became the largest one in history. Now,]]></saythis>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-01.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/right.mp3" rationaleimage="images/rationale/2.1.jpg" rationale="Right" value="1" choicesay="The empire he started 800 years ago became the largest one in history Now"><![CDATA[The empire he started 800 years ago became the largest one in history. Now,]]></answer>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-02.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/tryagain.mp3" rationaleimage="images/rationale/2.1.jpg" rationale="Try again" value="0" choicesay="a team of scientists believe they've found a reason for his military success"><![CDATA[a team of scientists believe they've found a reason for his military success.]]></answer>
	</question>
	<question>
		<phrase isaudiomp3="1" mp3="AUDIO_REPOS/3.0.mp3"></phrase>
		<question isaudiomp3="1" rationale="0" picture="images/question3.jpg" mp3="AUDIO_REPOS/1857-02.mp3" exercise_type="" questionmode="" choicemode="" answerbankid="" answerbankmode="" rationalemode="" playonload="" mp3speed="" ttsspeed="" passage="1" show_passage="" show_passage_audioplayer="" passage_audio_type="" showvideo="" video="" enable_audio_recorder="" recorder_mode=""><![CDATA[a team of scientists believe they've found a reason for his military success.]]></question>
		<saythis><![CDATA[a team of scientists believe they've found a reason for his military success.]]></saythis>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-02.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/right.mp3" rationaleimage="images/rationale/3.1.jpg" rationale="Right" value="1" choicesay="a team of scientists believe they've found a reason for his military success"><![CDATA[a team of scientists believe they've found a reason for his military success.]]></answer>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-03.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/tryagain.mp3" rationaleimage="images/rationale/3.1.jpg" rationale="Try again" value="0" choicesay="The weather was just right during the period he rose to power It was particularly wet and warm between 1211 and 1225"><![CDATA[The weather was just right during the period he rose to power. It was particularly wet and warm between 1211 and 1225.]]></answer>
	</question>
	<question>
		<phrase isaudiomp3="1" mp3="AUDIO_REPOS/4.0.mp3"></phrase>
		<question isaudiomp3="1" rationale="0" picture="images/question4.jpg" mp3="AUDIO_REPOS/1857-03.mp3" exercise_type="" questionmode="" choicemode="" answerbankid="" answerbankmode="" rationalemode="" playonload="" mp3speed="" ttsspeed="" passage="1" show_passage="" show_passage_audioplayer="" passage_audio_type="" showvideo="" video="" enable_audio_recorder="" recorder_mode=""><![CDATA[The weather was just right during the period he rose to power. It was particularly wet and warm between 1211 and 1225.]]></question>
		<saythis><![CDATA[The weather was just right during the period he rose to power. It was particularly wet and warm between 1211 and 1225.]]></saythis>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-03.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/right.mp3" rationaleimage="images/rationale/4.1.jpg" rationale="Right" value="1" choicesay="The weather was just right during the period he rose to power It was particularly wet and warm between 1211 and 1225"><![CDATA[The weather was just right during the period he rose to power. It was particularly wet and warm between 1211 and 1225.]]></answer>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-04.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/tryagain.mp3" rationaleimage="images/rationale/4.1.jpg" rationale="Try again" value="0" choicesay="The scientists discovered the weather of Khan's period through trees in Mongolia By cutting into ancient trees"><![CDATA[The scientists discovered the weather of Khan's period through trees in Mongolia. By cutting into ancient trees,]]></answer>
	</question>
	<question>
		<phrase isaudiomp3="1" mp3="AUDIO_REPOS/5.0.mp3"></phrase>
		<question isaudiomp3="1" rationale="0" picture="images/question5.jpg" mp3="AUDIO_REPOS/1857-04.mp3" exercise_type="" questionmode="" choicemode="" answerbankid="" answerbankmode="" rationalemode="" playonload="" mp3speed="" ttsspeed="" passage="1" show_passage="" show_passage_audioplayer="" passage_audio_type="" showvideo="" video="" enable_audio_recorder="" recorder_mode=""><![CDATA[The scientists discovered the weather of Khan's period through trees in Mongolia. By cutting into ancient trees,]]></question>
		<saythis><![CDATA[The scientists discovered the weather of Khan's period through trees in Mongolia. By cutting into ancient trees,]]></saythis>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-04.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/right.mp3" rationaleimage="images/rationale/5.1.jpg" rationale="Right" value="1" choicesay="The scientists discovered the weather of Khan's period through trees in Mongolia By cutting into ancient trees"><![CDATA[The scientists discovered the weather of Khan's period through trees in Mongolia. By cutting into ancient trees,]]></answer>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-05.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/tryagain.mp3" rationaleimage="images/rationale/5.1.jpg" rationale="Try again" value="0" choicesay="scientists can find out about the past At the center of a tree is its core"><![CDATA[scientists can find out about the past. At the center of a tree is its core.]]></answer>
	</question>
	<question>
		<phrase isaudiomp3="1" mp3="AUDIO_REPOS/6.0.mp3"></phrase>
		<question isaudiomp3="1" rationale="0" picture="images/question6.jpg" mp3="AUDIO_REPOS/1857-05.mp3" exercise_type="" questionmode="" choicemode="" answerbankid="" answerbankmode="" rationalemode="" playonload="" mp3speed="" ttsspeed="" passage="1" show_passage="" show_passage_audioplayer="" passage_audio_type="" showvideo="" video="" enable_audio_recorder="" recorder_mode=""><![CDATA[scientists can find out about the past. At the center of a tree is its core.]]></question>
		<saythis><![CDATA[scientists can find out about the past. At the center of a tree is its core.]]></saythis>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-05.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/right.mp3" rationaleimage="images/rationale/6.1.jpg" rationale="Right" value="1" choicesay="scientists can find out about the past At the center of a tree is its core"><![CDATA[scientists can find out about the past. At the center of a tree is its core.]]></answer>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-06.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/tryagain.mp3" rationaleimage="images/rationale/6.1.jpg" rationale="Try again" value="0" choicesay="Starting there are small rings The rings get bigger from there By looking at the rings"><![CDATA[Starting there are small rings. The rings get bigger from there. By looking at the rings,]]></answer>
	</question>
	<question>
		<phrase isaudiomp3="1" mp3="AUDIO_REPOS/7.0.mp3"></phrase>
		<question isaudiomp3="1" rationale="0" picture="images/question7.jpg" mp3="AUDIO_REPOS/1857-06.mp3" exercise_type="" questionmode="" choicemode="" answerbankid="" answerbankmode="" rationalemode="" playonload="" mp3speed="" ttsspeed="" passage="1" show_passage="" show_passage_audioplayer="" passage_audio_type="" showvideo="" video="" enable_audio_recorder="" recorder_mode=""><![CDATA[Starting there are small rings. The rings get bigger from there. By looking at the rings,]]></question>
		<saythis><![CDATA[Starting there are small rings. The rings get bigger from there. By looking at the rings,]]></saythis>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-06.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/right.mp3" rationaleimage="images/rationale/7.1.jpg" rationale="Right" value="1" choicesay="Starting there are small rings The rings get bigger from there By looking at the rings"><![CDATA[Starting there are small rings. The rings get bigger from there. By looking at the rings,]]></answer>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-07.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/tryagain.mp3" rationaleimage="images/rationale/7.1.jpg" rationale="Try again" value="0" choicesay="scientists can tell how old a tree was"><![CDATA[scientists can tell how old a tree was.]]></answer>
	</question>
	<question>
		<phrase isaudiomp3="1" mp3="AUDIO_REPOS/8.0.mp3"></phrase>
		<question isaudiomp3="1" rationale="0" picture="images/question8.jpg" mp3="AUDIO_REPOS/1857-07.mp3" exercise_type="" questionmode="" choicemode="" answerbankid="" answerbankmode="" rationalemode="" playonload="" mp3speed="" ttsspeed="" passage="1" show_passage="" show_passage_audioplayer="" passage_audio_type="" showvideo="" video="" enable_audio_recorder="" recorder_mode=""><![CDATA[scientists can tell how old a tree was.]]></question>
		<saythis><![CDATA[scientists can tell how old a tree was.]]></saythis>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-07.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/right.mp3" rationaleimage="images/rationale/8.1.jpg" rationale="Right" value="1" choicesay="scientists can tell how old a tree was"><![CDATA[scientists can tell how old a tree was.]]></answer>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-08.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/tryagain.mp3" rationaleimage="images/rationale/8.1.jpg" rationale="Try again" value="0" choicesay="The rings can also tell them about the weather during certain time periods"><![CDATA[The rings can also tell them about the weather during certain time periods.]]></answer>
	</question>
	<question>
		<phrase isaudiomp3="1" mp3="AUDIO_REPOS/9.0.mp3"></phrase>
		<question isaudiomp3="1" rationale="0" picture="images/question9.jpg" mp3="AUDIO_REPOS/1857-08.mp3" exercise_type="" questionmode="" choicemode="" answerbankid="" answerbankmode="" rationalemode="" playonload="" mp3speed="" ttsspeed="" passage="1" show_passage="" show_passage_audioplayer="" passage_audio_type="" showvideo="" video="" enable_audio_recorder="" recorder_mode=""><![CDATA[The rings can also tell them about the weather during certain time periods.]]></question>
		<saythis><![CDATA[The rings can also tell them about the weather during certain time periods.]]></saythis>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-08.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/right.mp3" rationaleimage="images/rationale/9.1.jpg" rationale="Right" value="1" choicesay="The rings can also tell them about the weather during certain time periods"><![CDATA[The rings can also tell them about the weather during certain time periods.]]></answer>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-09.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/tryagain.mp3" rationaleimage="images/rationale/9.1.jpg" rationale="Try again" value="0" choicesay="Mongolia is known for its cold and dry climate Yet"><![CDATA[Mongolia is known for its cold and dry climate. Yet,]]></answer>
	</question>
	<question>
		<phrase isaudiomp3="1" mp3="AUDIO_REPOS/10.0.mp3"></phrase>
		<question isaudiomp3="1" rationale="0" picture="images/question10.jpg" mp3="AUDIO_REPOS/1857-09.mp3" exercise_type="" questionmode="" choicemode="" answerbankid="" answerbankmode="" rationalemode="" playonload="" mp3speed="" ttsspeed="" passage="1" show_passage="" show_passage_audioplayer="" passage_audio_type="" showvideo="" video="" enable_audio_recorder="" recorder_mode=""><![CDATA[Mongolia is known for its cold and dry climate. Yet,]]></question>
		<saythis><![CDATA[Mongolia is known for its cold and dry climate. Yet,]]></saythis>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-09.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/right.mp3" rationaleimage="images/rationale/10.1.jpg" rationale="Right" value="1" choicesay="Mongolia is known for its cold and dry climate Yet"><![CDATA[Mongolia is known for its cold and dry climate. Yet,]]></answer>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-10.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/tryagain.mp3" rationaleimage="images/rationale/10.1.jpg" rationale="Try again" value="0" choicesay="the temperatures in this period were warmer and rain was heavy"><![CDATA[the temperatures in this period were warmer and rain was heavy.]]></answer>
	</question>
	<question>
		<phrase isaudiomp3="1" mp3="AUDIO_REPOS/11.0.mp3"></phrase>
		<question isaudiomp3="1" rationale="0" picture="images/question11.jpg" mp3="AUDIO_REPOS/1857-10.mp3" exercise_type="" questionmode="" choicemode="" answerbankid="" answerbankmode="" rationalemode="" playonload="" mp3speed="" ttsspeed="" passage="1" show_passage="" show_passage_audioplayer="" passage_audio_type="" showvideo="" video="" enable_audio_recorder="" recorder_mode=""><![CDATA[the temperatures in this period were warmer and rain was heavy.]]></question>
		<saythis><![CDATA[the temperatures in this period were warmer and rain was heavy.]]></saythis>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-10.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/right.mp3" rationaleimage="images/rationale/11.1.jpg" rationale="Right" value="1" choicesay="the temperatures in this period were warmer and rain was heavy"><![CDATA[the temperatures in this period were warmer and rain was heavy.]]></answer>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-11.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/tryagain.mp3" rationaleimage="images/rationale/11.1.jpg" rationale="Try again" value="0" choicesay="These conditions would have allowed for grasslands to grow better the scientists say"><![CDATA[These conditions would have allowed for grasslands to grow better, the scientists say.]]></answer>
	</question>
	<question>
		<phrase isaudiomp3="1" mp3="AUDIO_REPOS/12.0.mp3"></phrase>
		<question isaudiomp3="1" rationale="0" picture="images/question12.jpg" mp3="AUDIO_REPOS/1857-11.mp3" exercise_type="" questionmode="" choicemode="" answerbankid="" answerbankmode="" rationalemode="" playonload="" mp3speed="" ttsspeed="" passage="1" show_passage="" show_passage_audioplayer="" passage_audio_type="" showvideo="" video="" enable_audio_recorder="" recorder_mode=""><![CDATA[These conditions would have allowed for grasslands to grow better, the scientists say.]]></question>
		<saythis><![CDATA[These conditions would have allowed for grasslands to grow better, the scientists say.]]></saythis>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-11.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/right.mp3" rationaleimage="images/rationale/12.1.jpg" rationale="Right" value="1" choicesay="These conditions would have allowed for grasslands to grow better the scientists say"><![CDATA[These conditions would have allowed for grasslands to grow better, the scientists say.]]></answer>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-12.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/tryagain.mp3" rationaleimage="images/rationale/12.1.jpg" rationale="Try again" value="0" choicesay="And more animals could graze and live off the land"><![CDATA[And more animals could graze and live off the land.]]></answer>
	</question>
	<question>
		<phrase isaudiomp3="1" mp3="AUDIO_REPOS/13.0.mp3"></phrase>
		<question isaudiomp3="1" rationale="0" picture="images/question13.jpg" mp3="AUDIO_REPOS/1857-12.mp3" exercise_type="" questionmode="" choicemode="" answerbankid="" answerbankmode="" rationalemode="" playonload="" mp3speed="" ttsspeed="" passage="1" show_passage="" show_passage_audioplayer="" passage_audio_type="" showvideo="" video="" enable_audio_recorder="" recorder_mode=""><![CDATA[And more animals could graze and live off the land.]]></question>
		<saythis><![CDATA[And more animals could graze and live off the land.]]></saythis>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-12.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/right.mp3" rationaleimage="images/rationale/13.1.jpg" rationale="Right" value="1" choicesay="And more animals could graze and live off the land"><![CDATA[And more animals could graze and live off the land.]]></answer>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-13.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/tryagain.mp3" rationaleimage="images/rationale/13.1.jpg" rationale="Try again" value="0" choicesay="Eastern Asia To Eastern Europe"><![CDATA[Eastern Asia To Eastern Europe]]></answer>
	</question>
	<question>
		<phrase isaudiomp3="1" mp3="AUDIO_REPOS/14.0.mp3"></phrase>
		<question isaudiomp3="1" rationale="0" picture="images/question14.jpg" mp3="AUDIO_REPOS/1857-13.mp3" exercise_type="" questionmode="" choicemode="" answerbankid="" answerbankmode="" rationalemode="" playonload="" mp3speed="" ttsspeed="" passage="1" show_passage="" show_passage_audioplayer="" passage_audio_type="" showvideo="" video="" enable_audio_recorder="" recorder_mode=""><![CDATA[Eastern Asia To Eastern Europe]]></question>
		<saythis><![CDATA[Eastern Asia To Eastern Europe]]></saythis>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-13.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/right.mp3" rationaleimage="images/rationale/14.1.jpg" rationale="Right" value="1" choicesay="Eastern Asia To Eastern Europe"><![CDATA[Eastern Asia To Eastern Europe]]></answer>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-14.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/tryagain.mp3" rationaleimage="images/rationale/14.1.jpg" rationale="Try again" value="0" choicesay="Members of Genghis Khan's army reportedly had five horses each"><![CDATA[Members of Genghis Khan's army reportedly had five horses each.]]></answer>
	</question>
	<question>
		<phrase isaudiomp3="1" mp3="AUDIO_REPOS/15.0.mp3"></phrase>
		<question isaudiomp3="1" rationale="0" picture="images/question15.jpg" mp3="AUDIO_REPOS/1857-14.mp3" exercise_type="" questionmode="" choicemode="" answerbankid="" answerbankmode="" rationalemode="" playonload="" mp3speed="" ttsspeed="" passage="1" show_passage="" show_passage_audioplayer="" passage_audio_type="" showvideo="" video="" enable_audio_recorder="" recorder_mode=""><![CDATA[Members of Genghis Khan's army reportedly had five horses each.]]></question>
		<saythis><![CDATA[Members of Genghis Khan's army reportedly had five horses each.]]></saythis>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-14.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/right.mp3" rationaleimage="images/rationale/15.1.jpg" rationale="Right" value="1" choicesay="Members of Genghis Khan's army reportedly had five horses each"><![CDATA[Members of Genghis Khan's army reportedly had five horses each.]]></answer>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-15.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/tryagain.mp3" rationaleimage="images/rationale/15.1.jpg" rationale="Try again" value="0" choicesay="Having so many horses allowed them to swiftly conquer a huge area When one horse got tired"><![CDATA[Having so many horses allowed them to swiftly conquer a huge area. When one horse got tired,]]></answer>
	</question>
	<question>
		<phrase isaudiomp3="1" mp3="AUDIO_REPOS/16.0.mp3"></phrase>
		<question isaudiomp3="1" rationale="0" picture="images/question16.jpg" mp3="AUDIO_REPOS/1857-15.mp3" exercise_type="" questionmode="" choicemode="" answerbankid="" answerbankmode="" rationalemode="" playonload="" mp3speed="" ttsspeed="" passage="1" show_passage="" show_passage_audioplayer="" passage_audio_type="" showvideo="" video="" enable_audio_recorder="" recorder_mode=""><![CDATA[Having so many horses allowed them to swiftly conquer a huge area. When one horse got tired,]]></question>
		<saythis><![CDATA[Having so many horses allowed them to swiftly conquer a huge area. When one horse got tired,]]></saythis>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-15.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/right.mp3" rationaleimage="images/rationale/16.1.jpg" rationale="Right" value="1" choicesay="Having so many horses allowed them to swiftly conquer a huge area When one horse got tired"><![CDATA[Having so many horses allowed them to swiftly conquer a huge area. When one horse got tired,]]></answer>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-16.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/tryagain.mp3" rationaleimage="images/rationale/16.1.jpg" rationale="Try again" value="0" choicesay="they could ride another Khan's army also traveled with a herd of animals These animals provided them with food"><![CDATA[they could ride another. Khan's army also traveled with a herd of animals. These animals provided them with food.]]></answer>
	</question>
	<question>
		<phrase isaudiomp3="1" mp3="AUDIO_REPOS/17.0.mp3"></phrase>
		<question isaudiomp3="1" rationale="0" picture="images/question17.jpg" mp3="AUDIO_REPOS/1857-16.mp3" exercise_type="" questionmode="" choicemode="" answerbankid="" answerbankmode="" rationalemode="" playonload="" mp3speed="" ttsspeed="" passage="1" show_passage="" show_passage_audioplayer="" passage_audio_type="" showvideo="" video="" enable_audio_recorder="" recorder_mode=""><![CDATA[they could ride another. Khan's army also traveled with a herd of animals. These animals provided them with food.]]></question>
		<saythis><![CDATA[they could ride another. Khan's army also traveled with a herd of animals. These animals provided them with food.]]></saythis>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-16.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/right.mp3" rationaleimage="images/rationale/17.1.jpg" rationale="Right" value="1" choicesay="they could ride another Khan's army also traveled with a herd of animals These animals provided them with food"><![CDATA[they could ride another. Khan's army also traveled with a herd of animals. These animals provided them with food.]]></answer>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-17.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/tryagain.mp3" rationaleimage="images/rationale/17.1.jpg" rationale="Try again" value="0" choicesay="The Mongol Empire stretched from eastern Asia to eastern Europe when it was at its peak"><![CDATA[The Mongol Empire stretched from eastern Asia to eastern Europe when it was at its peak.]]></answer>
	</question>
	<question>
		<phrase isaudiomp3="1" mp3="AUDIO_REPOS/18.0.mp3"></phrase>
		<question isaudiomp3="1" rationale="0" picture="images/question18.jpg" mp3="AUDIO_REPOS/1857-17.mp3" exercise_type="" questionmode="" choicemode="" answerbankid="" answerbankmode="" rationalemode="" playonload="" mp3speed="" ttsspeed="" passage="1" show_passage="" show_passage_audioplayer="" passage_audio_type="" showvideo="" video="" enable_audio_recorder="" recorder_mode=""><![CDATA[The Mongol Empire stretched from eastern Asia to eastern Europe when it was at its peak.]]></question>
		<saythis><![CDATA[The Mongol Empire stretched from eastern Asia to eastern Europe when it was at its peak.]]></saythis>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-17.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/right.mp3" rationaleimage="images/rationale/18.1.jpg" rationale="Right" value="1" choicesay="The Mongol Empire stretched from eastern Asia to eastern Europe when it was at its peak"><![CDATA[The Mongol Empire stretched from eastern Asia to eastern Europe when it was at its peak.]]></answer>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-18.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/tryagain.mp3" rationaleimage="images/rationale/18.1.jpg" rationale="Try again" value="0" choicesay="It even included parts of northern India and the Mideast"><![CDATA[It even included parts of northern India and the Mideast.]]></answer>
	</question>
	<question>
		<phrase isaudiomp3="1" mp3="AUDIO_REPOS/19.0.mp3"></phrase>
		<question isaudiomp3="1" rationale="0" picture="images/question19.jpg" mp3="AUDIO_REPOS/1857-18.mp3" exercise_type="" questionmode="" choicemode="" answerbankid="" answerbankmode="" rationalemode="" playonload="" mp3speed="" ttsspeed="" passage="1" show_passage="" show_passage_audioplayer="" passage_audio_type="" showvideo="" video="" enable_audio_recorder="" recorder_mode=""><![CDATA[It even included parts of northern India and the Mideast.]]></question>
		<saythis><![CDATA[It even included parts of northern India and the Mideast.]]></saythis>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-18.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/right.mp3" rationaleimage="images/rationale/19.1.jpg" rationale="Right" value="1" choicesay="It even included parts of northern India and the Mideast"><![CDATA[It even included parts of northern India and the Mideast.]]></answer>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-19.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/tryagain.mp3" rationaleimage="images/rationale/19.1.jpg" rationale="Try again" value="0" choicesay="I think of it as nature set the table and Genghis Khan came to eat said Amy Hessl"><![CDATA["I think of it as nature set the table, and Genghis Khan came to eat," said Amy Hessl.]]></answer>
	</question>
	<question>
		<phrase isaudiomp3="1" mp3="AUDIO_REPOS/20.0.mp3"></phrase>
		<question isaudiomp3="1" rationale="0" picture="images/question20.jpg" mp3="AUDIO_REPOS/1857-19.mp3" exercise_type="" questionmode="" choicemode="" answerbankid="" answerbankmode="" rationalemode="" playonload="" mp3speed="" ttsspeed="" passage="1" show_passage="" show_passage_audioplayer="" passage_audio_type="" showvideo="" video="" enable_audio_recorder="" recorder_mode=""><![CDATA["I think of it as nature set the table, and Genghis Khan came to eat," said Amy Hessl.]]></question>
		<saythis><![CDATA["I think of it as nature set the table, and Genghis Khan came to eat," said Amy Hessl.]]></saythis>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-19.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/right.mp3" rationaleimage="images/rationale/20.1.jpg" rationale="Right" value="1" choicesay="I think of it as nature set the table and Genghis Khan came to eat said Amy Hessl"><![CDATA["I think of it as nature set the table, and Genghis Khan came to eat," said Amy Hessl.]]></answer>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-20.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/tryagain.mp3" rationaleimage="images/rationale/20.1.jpg" rationale="Try again" value="0" choicesay="She's a tree ring scientist at West Virginia University He didn't have to come eat"><![CDATA[She's a tree-ring scientist at West Virginia University. "He didn't have to come eat,]]></answer>
	</question>
	<question>
		<phrase isaudiomp3="1" mp3="AUDIO_REPOS/21.0.mp3"></phrase>
		<question isaudiomp3="1" rationale="0" picture="images/question21.jpg" mp3="AUDIO_REPOS/1857-20.mp3" exercise_type="" questionmode="" choicemode="" answerbankid="" answerbankmode="" rationalemode="" playonload="" mp3speed="" ttsspeed="" passage="1" show_passage="" show_passage_audioplayer="" passage_audio_type="" showvideo="" video="" enable_audio_recorder="" recorder_mode=""><![CDATA[She's a tree-ring scientist at West Virginia University. "He didn't have to come eat,]]></question>
		<saythis><![CDATA[She's a tree ring scientist at West Virginia University. "He didn't have to come eat,]]></saythis>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-20.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/right.mp3" rationaleimage="images/rationale/21.1.jpg" rationale="Right" value="1" choicesay="She's a tree ring scientist at West Virginia University He didn't have to come eat"><![CDATA[She's a tree-ring scientist at West Virginia University. "He didn't have to come eat,]]></answer>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-21.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/tryagain.mp3" rationaleimage="images/rationale/21.1.jpg" rationale="Try again" value="0" choicesay="and he didn't have to eat the way he did but the table was set"><![CDATA[and he didn't have to eat the way he did, but the table was set."]]></answer>
	</question>
	<question>
		<phrase isaudiomp3="1" mp3="AUDIO_REPOS/22.0.mp3"></phrase>
		<question isaudiomp3="1" rationale="0" picture="images/question22.jpg" mp3="AUDIO_REPOS/1857-21.mp3" exercise_type="" questionmode="" choicemode="" answerbankid="" answerbankmode="" rationalemode="" playonload="" mp3speed="" ttsspeed="" passage="1" show_passage="" show_passage_audioplayer="" passage_audio_type="" showvideo="" video="" enable_audio_recorder="" recorder_mode=""><![CDATA[and he didn't have to eat the way he did, but the table was set."]]></question>
		<saythis><![CDATA[and he didn't have to eat the way he did, but the table was set."]]></saythis>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-21.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/right.mp3" rationaleimage="images/rationale/22.1.jpg" rationale="Right" value="1" choicesay="and he didn't have to eat the way he did but the table was set"><![CDATA[and he didn't have to eat the way he did, but the table was set."]]></answer>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-22.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/tryagain.mp3" rationaleimage="images/rationale/22.1.jpg" rationale="Try again" value="0" choicesay="She said what mattered is that Khan took advantage of the lucky weather"><![CDATA[She said what mattered is that Khan took advantage of the lucky weather.]]></answer>
	</question>
	<question>
		<phrase isaudiomp3="1" mp3="AUDIO_REPOS/23.0.mp3"></phrase>
		<question isaudiomp3="1" rationale="0" picture="images/question23.jpg" mp3="AUDIO_REPOS/1857-22.mp3" exercise_type="" questionmode="" choicemode="" answerbankid="" answerbankmode="" rationalemode="" playonload="" mp3speed="" ttsspeed="" passage="1" show_passage="" show_passage_audioplayer="" passage_audio_type="" showvideo="" video="" enable_audio_recorder="" recorder_mode=""><![CDATA[She said what mattered is that Khan took advantage of the lucky weather.]]></question>
		<saythis><![CDATA[She said what mattered is that Khan took advantage of the lucky weather.]]></saythis>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-22.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/right.mp3" rationaleimage="images/rationale/23.1.jpg" rationale="Right" value="1" choicesay="She said what mattered is that Khan took advantage of the lucky weather"><![CDATA[She said what mattered is that Khan took advantage of the lucky weather.]]></answer>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-23.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/tryagain.mp3" rationaleimage="images/rationale/23.1.jpg" rationale="Try again" value="0" choicesay="Hessl studied the trees with Neil Pederson of Columbia University"><![CDATA[Hessl studied the trees with Neil Pederson of Columbia University.]]></answer>
	</question>
	<question>
		<phrase isaudiomp3="1" mp3="AUDIO_REPOS/24.0.mp3"></phrase>
		<question isaudiomp3="1" rationale="0" picture="images/question24.jpg" mp3="AUDIO_REPOS/1857-23.mp3" exercise_type="" questionmode="" choicemode="" answerbankid="" answerbankmode="" rationalemode="" playonload="" mp3speed="" ttsspeed="" passage="1" show_passage="" show_passage_audioplayer="" passage_audio_type="" showvideo="" video="" enable_audio_recorder="" recorder_mode=""><![CDATA[Hessl studied the trees with Neil Pederson of Columbia University.]]></question>
		<saythis><![CDATA[Hessl studied the trees with Neil Pederson of Columbia University.]]></saythis>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-23.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/right.mp3" rationaleimage="images/rationale/24.1.jpg" rationale="Right" value="1" choicesay="Hessl studied the trees with Neil Pederson of Columbia University"><![CDATA[Hessl studied the trees with Neil Pederson of Columbia University.]]></answer>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-24.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/tryagain.mp3" rationaleimage="images/rationale/24.1.jpg" rationale="Try again" value="0" choicesay="He put it this way: Grass was the power of the day"><![CDATA[He put it this way: "Grass was the power of the day."]]></answer>
	</question>
	<question>
		<phrase isaudiomp3="1" mp3="AUDIO_REPOS/25.0.mp3"></phrase>
		<question isaudiomp3="1" rationale="0" picture="images/question25.jpg" mp3="AUDIO_REPOS/1857-24.mp3" exercise_type="" questionmode="" choicemode="" answerbankid="" answerbankmode="" rationalemode="" playonload="" mp3speed="" ttsspeed="" passage="1" show_passage="" show_passage_audioplayer="" passage_audio_type="" showvideo="" video="" enable_audio_recorder="" recorder_mode=""><![CDATA[He put it this way: "Grass was the power of the day."]]></question>
		<saythis><![CDATA[He put it this way: "Grass was the power of the day."]]></saythis>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-24.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/right.mp3" rationaleimage="images/rationale/25.1.jpg" rationale="Right" value="1" choicesay="He put it this way: Grass was the power of the day"><![CDATA[He put it this way: "Grass was the power of the day."]]></answer>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-25.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/tryagain.mp3" rationaleimage="images/rationale/25.1.jpg" rationale="Try again" value="0" choicesay="The story of the unusual wet period in Mongolian history was found in ancient Siberian pine trees"><![CDATA[The story of the unusual wet period in Mongolian history was found in ancient Siberian pine trees.]]></answer>
	</question>
	<question>
		<phrase isaudiomp3="1" mp3="AUDIO_REPOS/26.0.mp3"></phrase>
		<question isaudiomp3="1" rationale="0" picture="images/question26.jpg" mp3="AUDIO_REPOS/1857-25.mp3" exercise_type="" questionmode="" choicemode="" answerbankid="" answerbankmode="" rationalemode="" playonload="" mp3speed="" ttsspeed="" passage="1" show_passage="" show_passage_audioplayer="" passage_audio_type="" showvideo="" video="" enable_audio_recorder="" recorder_mode=""><![CDATA[The story of the unusual wet period in Mongolian history was found in ancient Siberian pine trees.]]></question>
		<saythis><![CDATA[The story of the unusual wet period in Mongolian history was found in ancient Siberian pine trees.]]></saythis>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-25.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/right.mp3" rationaleimage="images/rationale/26.1.jpg" rationale="Right" value="1" choicesay="The story of the unusual wet period in Mongolian history was found in ancient Siberian pine trees"><![CDATA[The story of the unusual wet period in Mongolian history was found in ancient Siberian pine trees.]]></answer>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-26.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/tryagain.mp3" rationaleimage="images/rationale/26.1.jpg" rationale="Try again" value="0" choicesay="Pederson and Hessl first discovered them during a trip in 2010"><![CDATA[Pederson and Hessl first discovered them during a trip in 2010.]]></answer>
	</question>
	<question>
		<phrase isaudiomp3="1" mp3="AUDIO_REPOS/27.0.mp3"></phrase>
		<question isaudiomp3="1" rationale="0" picture="images/question27.jpg" mp3="AUDIO_REPOS/1857-26.mp3" exercise_type="" questionmode="" choicemode="" answerbankid="" answerbankmode="" rationalemode="" playonload="" mp3speed="" ttsspeed="" passage="1" show_passage="" show_passage_audioplayer="" passage_audio_type="" showvideo="" video="" enable_audio_recorder="" recorder_mode=""><![CDATA[Pederson and Hessl first discovered them during a trip in 2010.]]></question>
		<saythis><![CDATA[Pederson and Hessl first discovered them during a trip in 2010.]]></saythis>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-26.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/right.mp3" rationaleimage="images/rationale/27.1.jpg" rationale="Right" value="1" choicesay="Pederson and Hessl first discovered them during a trip in 2010"><![CDATA[Pederson and Hessl first discovered them during a trip in 2010.]]></answer>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-27.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/tryagain.mp3" rationaleimage="images/rationale/27.1.jpg" rationale="Try again" value="0" choicesay="The trees were growing on a lava field in central Mongolia The field had nearly no soil"><![CDATA[The trees were growing on a lava field in central Mongolia. The field had nearly no soil.]]></answer>
	</question>
	<question>
		<phrase isaudiomp3="1" mp3="AUDIO_REPOS/28.0.mp3"></phrase>
		<question isaudiomp3="1" rationale="0" picture="images/question28.jpg" mp3="AUDIO_REPOS/1857-27.mp3" exercise_type="" questionmode="" choicemode="" answerbankid="" answerbankmode="" rationalemode="" playonload="" mp3speed="" ttsspeed="" passage="1" show_passage="" show_passage_audioplayer="" passage_audio_type="" showvideo="" video="" enable_audio_recorder="" recorder_mode=""><![CDATA[The trees were growing on a lava field in central Mongolia. The field had nearly no soil.]]></question>
		<saythis><![CDATA[The trees were growing on a lava field in central Mongolia. The field had nearly no soil.]]></saythis>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-27.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/right.mp3" rationaleimage="images/rationale/28.1.jpg" rationale="Right" value="1" choicesay="The trees were growing on a lava field in central Mongolia The field had nearly no soil"><![CDATA[The trees were growing on a lava field in central Mongolia. The field had nearly no soil.]]></answer>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-28.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/tryagain.mp3" rationaleimage="images/rationale/28.1.jpg" rationale="Try again" value="0" choicesay="Horse skeletons were scattered around The trees in this field are in severe need of water"><![CDATA[Horse skeletons were scattered around. The trees in this field are in severe need of water.]]></answer>
	</question>
	<question>
		<phrase isaudiomp3="1" mp3="AUDIO_REPOS/29.0.mp3"></phrase>
		<question isaudiomp3="1" rationale="0" picture="images/question29.jpg" mp3="AUDIO_REPOS/1857-28.mp3" exercise_type="" questionmode="" choicemode="" answerbankid="" answerbankmode="" rationalemode="" playonload="" mp3speed="" ttsspeed="" passage="1" show_passage="" show_passage_audioplayer="" passage_audio_type="" showvideo="" video="" enable_audio_recorder="" recorder_mode=""><![CDATA[Horse skeletons were scattered around. The trees in this field are in severe need of water.]]></question>
		<saythis><![CDATA[Horse skeletons were scattered around. The trees in this field are in severe need of water.]]></saythis>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-28.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/right.mp3" rationaleimage="images/rationale/29.1.jpg" rationale="Right" value="1" choicesay="Horse skeletons were scattered around The trees in this field are in severe need of water"><![CDATA[Horse skeletons were scattered around. The trees in this field are in severe need of water.]]></answer>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-29.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/tryagain.mp3" rationaleimage="images/rationale/29.1.jpg" rationale="Try again" value="0" choicesay="That causes them to be especially affected by changes in the weather the scientists said"><![CDATA[That causes them to be especially affected by changes in the weather, the scientists said.]]></answer>
	</question>
	<question>
		<phrase isaudiomp3="1" mp3="AUDIO_REPOS/30.0.mp3"></phrase>
		<question isaudiomp3="1" rationale="0" picture="images/question30.jpg" mp3="AUDIO_REPOS/1857-29.mp3" exercise_type="" questionmode="" choicemode="" answerbankid="" answerbankmode="" rationalemode="" playonload="" mp3speed="" ttsspeed="" passage="1" show_passage="" show_passage_audioplayer="" passage_audio_type="" showvideo="" video="" enable_audio_recorder="" recorder_mode=""><![CDATA[That causes them to be especially affected by changes in the weather, the scientists said.]]></question>
		<saythis><![CDATA[That causes them to be especially affected by changes in the weather, the scientists said.]]></saythis>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-29.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/right.mp3" rationaleimage="images/rationale/30.1.jpg" rationale="Right" value="1" choicesay="That causes them to be especially affected by changes in the weather the scientists said"><![CDATA[That causes them to be especially affected by changes in the weather, the scientists said.]]></answer>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-30.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/tryagain.mp3" rationaleimage="images/rationale/30.1.jpg" rationale="Try again" value="0" choicesay="Warmer And Wetter Weather"><![CDATA[Warmer And Wetter Weather]]></answer>
	</question>
	<question>
		<phrase isaudiomp3="1" mp3="AUDIO_REPOS/31.0.mp3"></phrase>
		<question isaudiomp3="1" rationale="0" picture="images/question31.jpg" mp3="AUDIO_REPOS/1857-30.mp3" exercise_type="" questionmode="" choicemode="" answerbankid="" answerbankmode="" rationalemode="" playonload="" mp3speed="" ttsspeed="" passage="1" show_passage="" show_passage_audioplayer="" passage_audio_type="" showvideo="" video="" enable_audio_recorder="" recorder_mode=""><![CDATA[Warmer And Wetter Weather]]></question>
		<saythis><![CDATA[Warmer And Wetter Weather]]></saythis>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-30.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/right.mp3" rationaleimage="images/rationale/31.1.jpg" rationale="Right" value="1" choicesay="Warmer And Wetter Weather"><![CDATA[Warmer And Wetter Weather]]></answer>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-31.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/tryagain.mp3" rationaleimage="images/rationale/31.1.jpg" rationale="Try again" value="0" choicesay="On that first trip Pederson and Hessl took samples from the centers of about a dozen trees"><![CDATA[On that first trip, Pederson and Hessl took samples from the centers of about a dozen trees.]]></answer>
	</question>
	<question>
		<phrase isaudiomp3="1" mp3="AUDIO_REPOS/32.0.mp3"></phrase>
		<question isaudiomp3="1" rationale="0" picture="images/question32.jpg" mp3="AUDIO_REPOS/1857-31.mp3" exercise_type="" questionmode="" choicemode="" answerbankid="" answerbankmode="" rationalemode="" playonload="" mp3speed="" ttsspeed="" passage="1" show_passage="" show_passage_audioplayer="" passage_audio_type="" showvideo="" video="" enable_audio_recorder="" recorder_mode=""><![CDATA[On that first trip, Pederson and Hessl took samples from the centers of about a dozen trees.]]></question>
		<saythis><![CDATA[On that first trip, Pederson and Hessl took samples from the centers of about a dozen trees.]]></saythis>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-31.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/right.mp3" rationaleimage="images/rationale/32.1.jpg" rationale="Right" value="1" choicesay="On that first trip Pederson and Hessl took samples from the centers of about a dozen trees"><![CDATA[On that first trip, Pederson and Hessl took samples from the centers of about a dozen trees.]]></answer>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-32.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/tryagain.mp3" rationaleimage="images/rationale/32.1.jpg" rationale="Try again" value="0" choicesay="They got them back to the lab There they discovered that some of those samples dated back more than 1000 years"><![CDATA[They got them back to the lab. There they discovered that some of those samples dated back more than 1,000 years.]]></answer>
	</question>
	<question>
		<phrase isaudiomp3="1" mp3="AUDIO_REPOS/33.0.mp3"></phrase>
		<question isaudiomp3="1" rationale="0" picture="images/question33.jpg" mp3="AUDIO_REPOS/1857-32.mp3" exercise_type="" questionmode="" choicemode="" answerbankid="" answerbankmode="" rationalemode="" playonload="" mp3speed="" ttsspeed="" passage="1" show_passage="" show_passage_audioplayer="" passage_audio_type="" showvideo="" video="" enable_audio_recorder="" recorder_mode=""><![CDATA[They got them back to the lab. There they discovered that some of those samples dated back more than 1,000 years.]]></question>
		<saythis><![CDATA[They got them back to the lab. There they discovered that some of those samples dated back more than 1,000 years.]]></saythis>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-32.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/right.mp3" rationaleimage="images/rationale/33.1.jpg" rationale="Right" value="1" choicesay="They got them back to the lab There they discovered that some of those samples dated back more than 1000 years"><![CDATA[They got them back to the lab. There they discovered that some of those samples dated back more than 1,000 years.]]></answer>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-33.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/tryagain.mp3" rationaleimage="images/rationale/33.1.jpg" rationale="Try again" value="0" choicesay="They also found evidence of a climate history For a small stretch of time"><![CDATA[They also found evidence of a climate history. For a small stretch of time,]]></answer>
	</question>
	<question>
		<phrase isaudiomp3="1" mp3="AUDIO_REPOS/34.0.mp3"></phrase>
		<question isaudiomp3="1" rationale="0" picture="images/question34.jpg" mp3="AUDIO_REPOS/1857-33.mp3" exercise_type="" questionmode="" choicemode="" answerbankid="" answerbankmode="" rationalemode="" playonload="" mp3speed="" ttsspeed="" passage="1" show_passage="" show_passage_audioplayer="" passage_audio_type="" showvideo="" video="" enable_audio_recorder="" recorder_mode=""><![CDATA[They also found evidence of a climate history. For a small stretch of time,]]></question>
		<saythis><![CDATA[They also found evidence of a climate history. For a small stretch of time,]]></saythis>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-33.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/right.mp3" rationaleimage="images/rationale/34.1.jpg" rationale="Right" value="1" choicesay="They also found evidence of a climate history For a small stretch of time"><![CDATA[They also found evidence of a climate history. For a small stretch of time,]]></answer>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-34.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/tryagain.mp3" rationaleimage="images/rationale/34.1.jpg" rationale="Try again" value="0" choicesay="some of the rings were visibly thicker"><![CDATA[some of the rings were visibly thicker.]]></answer>
	</question>
	<question>
		<phrase isaudiomp3="1" mp3="AUDIO_REPOS/35.0.mp3"></phrase>
		<question isaudiomp3="1" rationale="0" picture="images/question35.jpg" mp3="AUDIO_REPOS/1857-34.mp3" exercise_type="" questionmode="" choicemode="" answerbankid="" answerbankmode="" rationalemode="" playonload="" mp3speed="" ttsspeed="" passage="1" show_passage="" show_passage_audioplayer="" passage_audio_type="" showvideo="" video="" enable_audio_recorder="" recorder_mode=""><![CDATA[some of the rings were visibly thicker.]]></question>
		<saythis><![CDATA[some of the rings were visibly thicker.]]></saythis>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-34.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/right.mp3" rationaleimage="images/rationale/35.1.jpg" rationale="Right" value="1" choicesay="some of the rings were visibly thicker"><![CDATA[some of the rings were visibly thicker.]]></answer>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-35.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/tryagain.mp3" rationaleimage="images/rationale/35.1.jpg" rationale="Try again" value="0" choicesay="I was just excited that we had wood from the time of Genghis Khan"><![CDATA["I was just excited that we had wood from the time of (Genghis) Khan,"]]></answer>
	</question>
	<question>
		<phrase isaudiomp3="1" mp3="AUDIO_REPOS/36.0.mp3"></phrase>
		<question isaudiomp3="1" rationale="0" picture="images/question36.jpg" mp3="AUDIO_REPOS/1857-35.mp3" exercise_type="" questionmode="" choicemode="" answerbankid="" answerbankmode="" rationalemode="" playonload="" mp3speed="" ttsspeed="" passage="1" show_passage="" show_passage_audioplayer="" passage_audio_type="" showvideo="" video="" enable_audio_recorder="" recorder_mode=""><![CDATA["I was just excited that we had wood from the time of (Genghis) Khan,"]]></question>
		<saythis><![CDATA["I was just excited that we had wood from the time of (Genghis) Khan,"]]></saythis>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-35.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/right.mp3" rationaleimage="images/rationale/36.1.jpg" rationale="Right" value="1" choicesay="I was just excited that we had wood from the time of Genghis Khan"><![CDATA["I was just excited that we had wood from the time of (Genghis) Khan,"]]></answer>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-36.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/tryagain.mp3" rationaleimage="images/rationale/36.1.jpg" rationale="Try again" value="0" choicesay="Pederson said And it was really the trees saying 'look how wide our rings are right here'"><![CDATA[Pederson said. "And it was really the trees saying 'look how wide our rings are right here.'"]]></answer>
	</question>
	<question>
		<phrase isaudiomp3="1" mp3="AUDIO_REPOS/37.0.mp3"></phrase>
		<question isaudiomp3="1" rationale="0" picture="images/question37.jpg" mp3="AUDIO_REPOS/1857-36.mp3" exercise_type="" questionmode="" choicemode="" answerbankid="" answerbankmode="" rationalemode="" playonload="" mp3speed="" ttsspeed="" passage="1" show_passage="" show_passage_audioplayer="" passage_audio_type="" showvideo="" video="" enable_audio_recorder="" recorder_mode=""><![CDATA[Pederson said. "And it was really the trees saying 'look how wide our rings are right here.'"]]></question>
		<saythis><![CDATA[Pederson said. "And it was really the trees saying 'look how wide our rings are right here.'"]]></saythis>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-36.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/right.mp3" rationaleimage="images/rationale/37.1.jpg" rationale="Right" value="1" choicesay="Pederson said And it was really the trees saying 'look how wide our rings are right here'"><![CDATA[Pederson said. "And it was really the trees saying 'look how wide our rings are right here.'"]]></answer>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-37.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/tryagain.mp3" rationaleimage="images/rationale/37.1.jpg" rationale="Try again" value="0" choicesay="Pederson and Hessl returned to the same field two years later They sampled more trees"><![CDATA[Pederson and Hessl returned to the same field two years later. They sampled more trees.]]></answer>
	</question>
	<question>
		<phrase isaudiomp3="1" mp3="AUDIO_REPOS/38.0.mp3"></phrase>
		<question isaudiomp3="1" rationale="0" picture="images/question38.jpg" mp3="AUDIO_REPOS/1857-37.mp3" exercise_type="" questionmode="" choicemode="" answerbankid="" answerbankmode="" rationalemode="" playonload="" mp3speed="" ttsspeed="" passage="1" show_passage="" show_passage_audioplayer="" passage_audio_type="" showvideo="" video="" enable_audio_recorder="" recorder_mode=""><![CDATA[Pederson and Hessl returned to the same field two years later. They sampled more trees.]]></question>
		<saythis><![CDATA[Pederson and Hessl returned to the same field two years later. They sampled more trees.]]></saythis>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-37.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/right.mp3" rationaleimage="images/rationale/38.1.jpg" rationale="Right" value="1" choicesay="Pederson and Hessl returned to the same field two years later They sampled more trees"><![CDATA[Pederson and Hessl returned to the same field two years later. They sampled more trees.]]></answer>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-38.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/tryagain.mp3" rationaleimage="images/rationale/38.1.jpg" rationale="Try again" value="0" choicesay="Those samples agreed with the original findings: The spread of the Mongol Empire happened "><![CDATA[Those samples agreed with the original findings: The spread of the Mongol Empire happened ]]></answer>
	</question>
	<question>
		<phrase isaudiomp3="1" mp3="AUDIO_REPOS/39.0.mp3"></phrase>
		<question isaudiomp3="1" rationale="0" picture="images/question39.jpg" mp3="AUDIO_REPOS/1857-38.mp3" exercise_type="" questionmode="" choicemode="" answerbankid="" answerbankmode="" rationalemode="" playonload="" mp3speed="" ttsspeed="" passage="1" show_passage="" show_passage_audioplayer="" passage_audio_type="" showvideo="" video="" enable_audio_recorder="" recorder_mode=""><![CDATA[Those samples agreed with the original findings: The spread of the Mongol Empire happened ]]></question>
		<saythis><![CDATA[Those samples agreed with the original findings: The spread of the Mongol Empire happened ]]></saythis>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-38.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/right.mp3" rationaleimage="images/rationale/39.1.jpg" rationale="Right" value="1" choicesay="Those samples agreed with the original findings: The spread of the Mongol Empire happened "><![CDATA[Those samples agreed with the original findings: The spread of the Mongol Empire happened ]]></answer>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-39.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/tryagain.mp3" rationaleimage="images/rationale/39.1.jpg" rationale="Try again" value="0" choicesay="along with what the trees recorded as a warmer and wetter climate than usual "><![CDATA[along with what the trees recorded as a warmer and wetter climate than usual. ]]></answer>
	</question>
	<question>
		<phrase isaudiomp3="1" mp3="AUDIO_REPOS/40.0.mp3"></phrase>
		<question isaudiomp3="1" rationale="0" picture="images/question40.jpg" mp3="AUDIO_REPOS/1857-39.mp3" exercise_type="" questionmode="" choicemode="" answerbankid="" answerbankmode="" rationalemode="" playonload="" mp3speed="" ttsspeed="" passage="1" show_passage="" show_passage_audioplayer="" passage_audio_type="" showvideo="" video="" enable_audio_recorder="" recorder_mode=""><![CDATA[along with what the trees recorded as a warmer and wetter climate than usual. ]]></question>
		<saythis><![CDATA[along with what the trees recorded as a warmer and wetter climate than usual. ]]></saythis>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-39.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/right.mp3" rationaleimage="images/rationale/40.1.jpg" rationale="Right" value="1" choicesay="along with what the trees recorded as a warmer and wetter climate than usual "><![CDATA[along with what the trees recorded as a warmer and wetter climate than usual. ]]></answer>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-40.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/tryagain.mp3" rationaleimage="images/rationale/40.1.jpg" rationale="Try again" value="0" choicesay="Pederson and Hessl still plan to do more work They need to link the trees' story with human events"><![CDATA[Pederson and Hessl still plan to do more work. They need to link the trees' story with human events.]]></answer>
	</question>
	<question>
		<phrase isaudiomp3="1" mp3="AUDIO_REPOS/41.0.mp3"></phrase>
		<question isaudiomp3="1" rationale="0" picture="images/question41.jpg" mp3="AUDIO_REPOS/1857-40.mp3" exercise_type="" questionmode="" choicemode="" answerbankid="" answerbankmode="" rationalemode="" playonload="" mp3speed="" ttsspeed="" passage="1" show_passage="" show_passage_audioplayer="" passage_audio_type="" showvideo="" video="" enable_audio_recorder="" recorder_mode=""><![CDATA[Pederson and Hessl still plan to do more work. They need to link the trees' story with human events.]]></question>
		<saythis><![CDATA[Pederson and Hessl still plan to do more work. They need to link the trees' story with human events.]]></saythis>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-40.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/right.mp3" rationaleimage="images/rationale/41.1.jpg" rationale="Right" value="1" choicesay="Pederson and Hessl still plan to do more work They need to link the trees' story with human events"><![CDATA[Pederson and Hessl still plan to do more work. They need to link the trees' story with human events.]]></answer>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-41.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/tryagain.mp3" rationaleimage="images/rationale/41.1.jpg" rationale="Try again" value="0" choicesay="They are working with experts in science and history They're hoping to find more evidence"><![CDATA[They are working with experts in science and history. They're hoping to find more evidence.]]></answer>
	</question>
	<question>
		<phrase isaudiomp3="1" mp3="AUDIO_REPOS/42.0.mp3"></phrase>
		<question isaudiomp3="1" rationale="0" picture="images/question42.jpg" mp3="AUDIO_REPOS/1857-41.mp3" exercise_type="" questionmode="" choicemode="" answerbankid="" answerbankmode="" rationalemode="" playonload="" mp3speed="" ttsspeed="" passage="1" show_passage="" show_passage_audioplayer="" passage_audio_type="" showvideo="" video="" enable_audio_recorder="" recorder_mode=""><![CDATA[They are working with experts in science and history. They're hoping to find more evidence.]]></question>
		<saythis><![CDATA[They are working with experts in science and history. They're hoping to find more evidence.]]></saythis>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-41.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/right.mp3" rationaleimage="images/rationale/42.1.jpg" rationale="Right" value="1" choicesay="They are working with experts in science and history They're hoping to find more evidence"><![CDATA[They are working with experts in science and history. They're hoping to find more evidence.]]></answer>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-42.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/tryagain.mp3" rationaleimage="images/rationale/42.1.jpg" rationale="Try again" value="0" choicesay="They want to be sure about how the lucky change in climate may have helped Genghis Khan build his empire"><![CDATA[They want to be sure about how the lucky change in climate may have helped Genghis Khan build his empire.]]></answer>
	</question>
	<question>
		<phrase isaudiomp3="1" mp3="AUDIO_REPOS/43.0.mp3"></phrase>
		<question isaudiomp3="1" rationale="0" picture="images/question43.jpg" mp3="AUDIO_REPOS/1857-42.mp3" exercise_type="" questionmode="" choicemode="" answerbankid="" answerbankmode="" rationalemode="" playonload="" mp3speed="" ttsspeed="" passage="1" show_passage="" show_passage_audioplayer="" passage_audio_type="" showvideo="" video="" enable_audio_recorder="" recorder_mode=""><![CDATA[They want to be sure about how the lucky change in climate may have helped Genghis Khan build his empire.]]></question>
		<saythis><![CDATA[They want to be sure about how the lucky change in climate may have helped Genghis Khan build his empire.]]></saythis>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-42.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/right.mp3" rationaleimage="images/rationale/43.1.jpg" rationale="Right" value="1" choicesay="They want to be sure about how the lucky change in climate may have helped Genghis Khan build his empire"><![CDATA[They want to be sure about how the lucky change in climate may have helped Genghis Khan build his empire.]]></answer>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-43.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/tryagain.mp3" rationaleimage="images/rationale/43.1.jpg" rationale="Try again" value="0" choicesay="There are still a lot of unknowns out there"><![CDATA["There are still a lot of unknowns out there,"]]></answer>
	</question>
	<question>
		<phrase isaudiomp3="1" mp3="AUDIO_REPOS/44.0.mp3"></phrase>
		<question isaudiomp3="1" rationale="0" picture="images/question44.jpg" mp3="AUDIO_REPOS/1857-43.mp3" exercise_type="" questionmode="" choicemode="" answerbankid="" answerbankmode="" rationalemode="" playonload="" mp3speed="" ttsspeed="" passage="1" show_passage="" show_passage_audioplayer="" passage_audio_type="" showvideo="" video="" enable_audio_recorder="" recorder_mode=""><![CDATA["There are still a lot of unknowns out there,"]]></question>
		<saythis><![CDATA["There are still a lot of unknowns out there,"]]></saythis>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-43.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/right.mp3" rationaleimage="images/rationale/44.1.jpg" rationale="Right" value="1" choicesay="There are still a lot of unknowns out there"><![CDATA["There are still a lot of unknowns out there,"]]></answer>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-44.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/tryagain.mp3" rationaleimage="images/rationale/44.1.jpg" rationale="Try again" value="0" choicesay="Pederson said The climate information in the trees is just one little piece of the puzzle"><![CDATA[Pederson said. "The climate information in the trees is just one little piece of the puzzle."]]></answer>
	</question>
	<question>
		<phrase isaudiomp3="1" mp3="AUDIO_REPOS/45.0.mp3"></phrase>
		<question isaudiomp3="1" rationale="0" picture="images/question45.jpg" mp3="AUDIO_REPOS/1857-44.mp3" exercise_type="" questionmode="" choicemode="" answerbankid="" answerbankmode="" rationalemode="" playonload="" mp3speed="" ttsspeed="" passage="1" show_passage="" show_passage_audioplayer="" passage_audio_type="" showvideo="" video="" enable_audio_recorder="" recorder_mode=""><![CDATA[Pederson said. "The climate information in the trees is just one little piece of the puzzle."]]></question>
		<saythis><![CDATA[Pederson said. "The climate information in the trees is just one little piece of the puzzle."]]></saythis>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="AUDIO_REPOS/1857-44.mp3" isrationalemp3="1" rationalemp3="AUDIO_REPOS/right.mp3" rationaleimage="images/rationale/45.1.jpg" rationale="Right" value="1" choicesay="Pederson said The climate information in the trees is just one little piece of the puzzle"><![CDATA[Pederson said. "The climate information in the trees is just one little piece of the puzzle."]]></answer>
	</question>
</catalog>