<?xml version="1.0" encoding="utf-8"?>
<catalog>
	<question>
		<phrase isaudiomp3="1" mp3="audio/1.0.mp3"></phrase>
		<question isaudiomp3="1" rationale="0" picture="images/question1.jpg" mp3="audio/1.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[LOS ANGELES- Scientists who study ###### dream of sending a geologist ###### Mars to inspect its rocks ###### hand. Until then, they have ###### settle for examining meteorites- chunks ###### the Red Planet that land ###### Earth after hurtling through space. ###### a little banged up after ###### fall through the atmosphere, these ###### provide a lot of information. ###### it can be hard for ###### to interpret what they see ###### they can't agree on how ###### a rock is. And scientists ###### by quite a bit- up ###### 4 billion years- for certain ######. Mars itself isn't much older ###### 4 billion years]]></question>
		<saythis><![CDATA[]]></saythis>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="audio/1.1.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/1.1.jpg" rationale="Correct." value="1" choicesay="planets"><![CDATA[planets]]></answer>
		<answer isaudiomp3="1" picture="images/c2.jpg" mp3="audio/1.2.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/1.2.jpg" rationale="Correct." value="1" choicesay="to"><![CDATA[to]]></answer>
		<answer isaudiomp3="1" picture="images/c3.jpg" mp3="audio/1.3.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/1.3.jpg" rationale="Correct." value="1" choicesay="by"><![CDATA[by]]></answer>
		<answer isaudiomp3="1" picture="images/c4.jpg" mp3="audio/1.4.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/1.4.jpg" rationale="Correct." value="1" choicesay="to"><![CDATA[to]]></answer>
		<answer isaudiomp3="1" picture="images/c5.jpg" mp3="audio/1.5.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/1.5.jpg" rationale="Correct." value="1" choicesay="of"><![CDATA[of]]></answer>
		<answer isaudiomp3="1" picture="images/c6.jpg" mp3="audio/1.6.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/1.6.jpg" rationale="Correct." value="1" choicesay="on"><![CDATA[on]]></answer>
		<answer isaudiomp3="1" picture="images/c7.jpg" mp3="audio/1.7.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/1.7.jpg" rationale="Correct." value="1" choicesay="Though"><![CDATA[Though]]></answer>
		<answer isaudiomp3="1" picture="images/c8.jpg" mp3="audio/1.8.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/1.8.jpg" rationale="Correct." value="1" choicesay="their"><![CDATA[their]]></answer>
		<answer isaudiomp3="1" picture="images/c9.jpg" mp3="audio/1.9.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/1.9.jpg" rationale="Correct." value="1" choicesay="meteorites"><![CDATA[meteorites]]></answer>
		<answer isaudiomp3="1" picture="images/c10.jpg" mp3="audio/1.10.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/1.10.jpg" rationale="Correct." value="1" choicesay="But"><![CDATA[But]]></answer>
		<answer isaudiomp3="1" picture="images/c11.jpg" mp3="audio/1.11.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/1.11.jpg" rationale="Correct." value="1" choicesay="geologists"><![CDATA[geologists]]></answer>
		<answer isaudiomp3="1" picture="images/c12.jpg" mp3="audio/1.12.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/1.12.jpg" rationale="Correct." value="1" choicesay="when"><![CDATA[when]]></answer>
		<answer isaudiomp3="1" picture="images/c13.jpg" mp3="audio/1.13.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/1.13.jpg" rationale="Correct." value="1" choicesay="old"><![CDATA[old]]></answer>
		<answer isaudiomp3="1" picture="images/c14.jpg" mp3="audio/1.14.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/1.14.jpg" rationale="Correct." value="1" choicesay="disagree"><![CDATA[disagree]]></answer>
		<answer isaudiomp3="1" picture="images/c15.jpg" mp3="audio/1.15.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/1.15.jpg" rationale="Correct." value="1" choicesay="to"><![CDATA[to]]></answer>
		<answer isaudiomp3="1" picture="images/c16.jpg" mp3="audio/1.16.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/1.16.jpg" rationale="Correct." value="1" choicesay="rocks"><![CDATA[rocks]]></answer>
		<answer isaudiomp3="1" picture="images/c17.jpg" mp3="audio/1.17.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/1.17.jpg" rationale="Correct." value="1" choicesay="than"><![CDATA[than]]></answer>
	</question>
	<question>
		<phrase isaudiomp3="1" mp3="audio/2.0.mp3"></phrase>
		<question isaudiomp3="1" rationale="0" picture="images/question2.jpg" mp3="audio/2.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[So the question is: Do ###### rocks tell the beginning, or ###### end, of Mars' story?. Recently, ###### international team of scientists sought ###### sort this out for a ###### group of meteorites known as ######. Young, As Martian Rocks Go. ###### space rocks tend to be ###### old, but shergottites are generally ###### to be remarkably young. Most ###### believe they were formed as ###### result of volcanic activity about ###### to 250 million years ago. ###### would mean they formed during ###### Jurassic period, when dinosaurs roamed ###### land]]></question>
		<saythis><![CDATA[]]></saythis>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="audio/2.1.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/2.1.jpg" rationale="Correct." value="1" choicesay="these"><![CDATA[these]]></answer>
		<answer isaudiomp3="1" picture="images/c2.jpg" mp3="audio/2.2.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/2.2.jpg" rationale="Correct." value="1" choicesay="the"><![CDATA[the]]></answer>
		<answer isaudiomp3="1" picture="images/c3.jpg" mp3="audio/2.3.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/2.3.jpg" rationale="Correct." value="1" choicesay="an"><![CDATA[an]]></answer>
		<answer isaudiomp3="1" picture="images/c4.jpg" mp3="audio/2.4.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/2.4.jpg" rationale="Correct." value="1" choicesay="to"><![CDATA[to]]></answer>
		<answer isaudiomp3="1" picture="images/c5.jpg" mp3="audio/2.5.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/2.5.jpg" rationale="Correct." value="1" choicesay="particular"><![CDATA[particular]]></answer>
		<answer isaudiomp3="1" picture="images/c6.jpg" mp3="audio/2.6.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/2.6.jpg" rationale="Correct." value="1" choicesay="shergottites"><![CDATA[shergottites]]></answer>
		<answer isaudiomp3="1" picture="images/c7.jpg" mp3="audio/2.7.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/2.7.jpg" rationale="Correct." value="1" choicesay="Martian"><![CDATA[Martian]]></answer>
		<answer isaudiomp3="1" picture="images/c8.jpg" mp3="audio/2.8.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/2.8.jpg" rationale="Correct." value="1" choicesay="very"><![CDATA[very]]></answer>
		<answer isaudiomp3="1" picture="images/c9.jpg" mp3="audio/2.9.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/2.9.jpg" rationale="Correct." value="1" choicesay="thought"><![CDATA[thought]]></answer>
		<answer isaudiomp3="1" picture="images/c10.jpg" mp3="audio/2.10.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/2.10.jpg" rationale="Correct." value="1" choicesay="scientists"><![CDATA[scientists]]></answer>
		<answer isaudiomp3="1" picture="images/c11.jpg" mp3="audio/2.11.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/2.11.jpg" rationale="Correct." value="1" choicesay="a"><![CDATA[a]]></answer>
		<answer isaudiomp3="1" picture="images/c12.jpg" mp3="audio/2.12.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/2.12.jpg" rationale="Correct." value="1" choicesay="150"><![CDATA[150]]></answer>
		<answer isaudiomp3="1" picture="images/c13.jpg" mp3="audio/2.13.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/2.13.jpg" rationale="Correct." value="1" choicesay="This"><![CDATA[This]]></answer>
		<answer isaudiomp3="1" picture="images/c14.jpg" mp3="audio/2.14.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/2.14.jpg" rationale="Correct." value="1" choicesay="Earth's"><![CDATA[Earth's]]></answer>
		<answer isaudiomp3="1" picture="images/c15.jpg" mp3="audio/2.15.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/2.15.jpg" rationale="Correct." value="1" choicesay="the"><![CDATA[the]]></answer>
	</question>
	<question>
		<phrase isaudiomp3="1" mp3="audio/3.0.mp3"></phrase>
		<question isaudiomp3="1" rationale="0" picture="images/question3.jpg" mp3="audio/3.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[If so, shergottites are a ###### that Mars might have been ###### active fairly recently. That in ###### means it might still have ###### friendly to some form of ######, said planetary geochemist Munir Humayun. ###### some scientists have estimated that ###### are actually about 4 billion ###### old. If this were true, ###### would have to change the ###### they think about Mars' history. "###### of us understand that if ###### is. life on Mars, it's ###### going to be roaming on ###### surface]]></question>
		<saythis><![CDATA[]]></saythis>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="audio/3.1.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/3.1.jpg" rationale="Correct." value="1" choicesay="sign"><![CDATA[sign]]></answer>
		<answer isaudiomp3="1" picture="images/c2.jpg" mp3="audio/3.2.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/3.2.jpg" rationale="Correct." value="1" choicesay="geologically"><![CDATA[geologically]]></answer>
		<answer isaudiomp3="1" picture="images/c3.jpg" mp3="audio/3.3.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/3.3.jpg" rationale="Correct." value="1" choicesay="turn"><![CDATA[turn]]></answer>
		<answer isaudiomp3="1" picture="images/c4.jpg" mp3="audio/3.4.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/3.4.jpg" rationale="Correct." value="1" choicesay="been"><![CDATA[been]]></answer>
		<answer isaudiomp3="1" picture="images/c5.jpg" mp3="audio/3.5.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/3.5.jpg" rationale="Correct." value="1" choicesay="life"><![CDATA[life]]></answer>
		<answer isaudiomp3="1" picture="images/c6.jpg" mp3="audio/3.6.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/3.6.jpg" rationale="Correct." value="1" choicesay="But"><![CDATA[But]]></answer>
		<answer isaudiomp3="1" picture="images/c7.jpg" mp3="audio/3.7.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/3.7.jpg" rationale="Correct." value="1" choicesay="shergottites"><![CDATA[shergottites]]></answer>
		<answer isaudiomp3="1" picture="images/c8.jpg" mp3="audio/3.8.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/3.8.jpg" rationale="Correct." value="1" choicesay="years"><![CDATA[years]]></answer>
		<answer isaudiomp3="1" picture="images/c9.jpg" mp3="audio/3.9.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/3.9.jpg" rationale="Correct." value="1" choicesay="scientists"><![CDATA[scientists]]></answer>
		<answer isaudiomp3="1" picture="images/c10.jpg" mp3="audio/3.10.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/3.10.jpg" rationale="Correct." value="1" choicesay="way"><![CDATA[way]]></answer>
		<answer isaudiomp3="1" picture="images/c11.jpg" mp3="audio/3.11.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/3.11.jpg" rationale="Correct." value="1" choicesay="Most"><![CDATA[Most]]></answer>
		<answer isaudiomp3="1" picture="images/c12.jpg" mp3="audio/3.12.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/3.12.jpg" rationale="Correct." value="1" choicesay="there"><![CDATA[there]]></answer>
		<answer isaudiomp3="1" picture="images/c13.jpg" mp3="audio/3.13.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/3.13.jpg" rationale="Correct." value="1" choicesay="not"><![CDATA[not]]></answer>
		<answer isaudiomp3="1" picture="images/c14.jpg" mp3="audio/3.14.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/3.14.jpg" rationale="Correct." value="1" choicesay="the"><![CDATA[the]]></answer>
	</question>
	<question>
		<phrase isaudiomp3="1" mp3="audio/4.0.mp3"></phrase>
		<question isaudiomp3="1" rationale="0" picture="images/question4.jpg" mp3="audio/4.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[but it could be thriving ###### with the heat energy provided ###### [volcanoes]," Humayun said. However, "if ###### hasn't been [volcanic activity in] ###### billion years,. it would be ###### difficult to believe there was ###### left on Mars". To settle ###### question, researchers examined a meteorite ###### as Northwest Africa 5298. They ###### at very tiny deposits within ###### called baddeleyites. These tough, zirconium-rich ###### are "10 times smaller than ###### diameter of a human hair," ###### geochemist Axel Schmitt]]></question>
		<saythis><![CDATA[]]></saythis>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="audio/4.1.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/4.1.jpg" rationale="Correct." value="1" choicesay="underground"><![CDATA[underground]]></answer>
		<answer isaudiomp3="1" picture="images/c2.jpg" mp3="audio/4.2.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/4.2.jpg" rationale="Correct." value="1" choicesay="by"><![CDATA[by]]></answer>
		<answer isaudiomp3="1" picture="images/c3.jpg" mp3="audio/4.3.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/4.3.jpg" rationale="Correct." value="1" choicesay="there"><![CDATA[there]]></answer>
		<answer isaudiomp3="1" picture="images/c4.jpg" mp3="audio/4.4.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/4.4.jpg" rationale="Correct." value="1" choicesay="4"><![CDATA[4]]></answer>
		<answer isaudiomp3="1" picture="images/c5.jpg" mp3="audio/4.5.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/4.5.jpg" rationale="Correct." value="1" choicesay="very"><![CDATA[very]]></answer>
		<answer isaudiomp3="1" picture="images/c6.jpg" mp3="audio/4.6.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/4.6.jpg" rationale="Correct." value="1" choicesay="life"><![CDATA[life]]></answer>
		<answer isaudiomp3="1" picture="images/c7.jpg" mp3="audio/4.7.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/4.7.jpg" rationale="Correct." value="1" choicesay="the"><![CDATA[the]]></answer>
		<answer isaudiomp3="1" picture="images/c8.jpg" mp3="audio/4.8.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/4.8.jpg" rationale="Correct." value="1" choicesay="known"><![CDATA[known]]></answer>
		<answer isaudiomp3="1" picture="images/c9.jpg" mp3="audio/4.9.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/4.9.jpg" rationale="Correct." value="1" choicesay="looked"><![CDATA[looked]]></answer>
		<answer isaudiomp3="1" picture="images/c10.jpg" mp3="audio/4.10.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/4.10.jpg" rationale="Correct." value="1" choicesay="it"><![CDATA[it]]></answer>
		<answer isaudiomp3="1" picture="images/c11.jpg" mp3="audio/4.11.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/4.11.jpg" rationale="Correct." value="1" choicesay="minerals"><![CDATA[minerals]]></answer>
		<answer isaudiomp3="1" picture="images/c12.jpg" mp3="audio/4.12.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/4.12.jpg" rationale="Correct." value="1" choicesay="the"><![CDATA[the]]></answer>
		<answer isaudiomp3="1" picture="images/c13.jpg" mp3="audio/4.13.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/4.13.jpg" rationale="Correct." value="1" choicesay="said"><![CDATA[said]]></answer>
	</question>
	<question>
		<phrase isaudiomp3="1" mp3="audio/5.0.mp3"></phrase>
		<question isaudiomp3="1" rationale="0" picture="images/question5.jpg" mp3="audio/5.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[Rugged Microscopic Minerals. Researchers generally ###### certain radioactive elements in rocks ###### figure out how long a ###### has been around. But when ###### meteorites slam into Earth, that ###### the rock down and can ###### the evidence. That's why scientists ###### the tiny baddeleyites: Once they ######, they are durable little minerals. ###### not easy to melt them ######. By looking at the radioactive ###### and lead in this tough ######, the scientists found that it ###### sometime around 187 million years ######]]></question>
		<saythis><![CDATA[]]></saythis>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="audio/5.1.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/5.1.jpg" rationale="Correct." value="1" choicesay="measure"><![CDATA[measure]]></answer>
		<answer isaudiomp3="1" picture="images/c2.jpg" mp3="audio/5.2.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/5.2.jpg" rationale="Correct." value="1" choicesay="to"><![CDATA[to]]></answer>
		<answer isaudiomp3="1" picture="images/c3.jpg" mp3="audio/5.3.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/5.3.jpg" rationale="Correct." value="1" choicesay="rock"><![CDATA[rock]]></answer>
		<answer isaudiomp3="1" picture="images/c4.jpg" mp3="audio/5.4.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/5.4.jpg" rationale="Correct." value="1" choicesay="the"><![CDATA[the]]></answer>
		<answer isaudiomp3="1" picture="images/c5.jpg" mp3="audio/5.5.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/5.5.jpg" rationale="Correct." value="1" choicesay="melts"><![CDATA[melts]]></answer>
		<answer isaudiomp3="1" picture="images/c6.jpg" mp3="audio/5.6.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/5.6.jpg" rationale="Correct." value="1" choicesay="erase"><![CDATA[erase]]></answer>
		<answer isaudiomp3="1" picture="images/c7.jpg" mp3="audio/5.7.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/5.7.jpg" rationale="Correct." value="1" choicesay="picked"><![CDATA[picked]]></answer>
		<answer isaudiomp3="1" picture="images/c8.jpg" mp3="audio/5.8.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/5.8.jpg" rationale="Correct." value="1" choicesay="form"><![CDATA[form]]></answer>
		<answer isaudiomp3="1" picture="images/c9.jpg" mp3="audio/5.9.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/5.9.jpg" rationale="Correct." value="1" choicesay="It's"><![CDATA[It's]]></answer>
		<answer isaudiomp3="1" picture="images/c10.jpg" mp3="audio/5.10.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/5.10.jpg" rationale="Correct." value="1" choicesay="down"><![CDATA[down]]></answer>
		<answer isaudiomp3="1" picture="images/c11.jpg" mp3="audio/5.11.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/5.11.jpg" rationale="Correct." value="1" choicesay="uranium"><![CDATA[uranium]]></answer>
		<answer isaudiomp3="1" picture="images/c12.jpg" mp3="audio/5.12.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/5.12.jpg" rationale="Correct." value="1" choicesay="rock"><![CDATA[rock]]></answer>
		<answer isaudiomp3="1" picture="images/c13.jpg" mp3="audio/5.13.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/5.13.jpg" rationale="Correct." value="1" choicesay="formed"><![CDATA[formed]]></answer>
		<answer isaudiomp3="1" picture="images/c14.jpg" mp3="audio/5.14.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/5.14.jpg" rationale="Correct." value="1" choicesay="ago"><![CDATA[ago]]></answer>
	</question>
	<question>
		<phrase isaudiomp3="1" mp3="audio/6.0.mp3"></phrase>
		<question isaudiomp3="1" rationale="0" picture="images/question6.jpg" mp3="audio/6.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[This proved that the baddeleyites ###### young. The scientists could also ###### evidence of the damage done ###### the meteorite by whatever event ###### it shooting off the Martian ###### around 22 million years ago. ###### shock had muddled up the ###### structure inside, though the chemicals ###### were mostly unchanged. The result ###### something like shaking up a ###### gift box of chocolates. "It ###### good on the outside, but ###### the pieces are dislodged on ###### inside," Schmitt said. The study ###### shows that the shergottites weren't ###### rocks, Humayun said]]></question>
		<saythis><![CDATA[]]></saythis>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="audio/6.1.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/6.1.jpg" rationale="Correct." value="1" choicesay="were"><![CDATA[were]]></answer>
		<answer isaudiomp3="1" picture="images/c2.jpg" mp3="audio/6.2.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/6.2.jpg" rationale="Correct." value="1" choicesay="see"><![CDATA[see]]></answer>
		<answer isaudiomp3="1" picture="images/c3.jpg" mp3="audio/6.3.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/6.3.jpg" rationale="Correct." value="1" choicesay="to"><![CDATA[to]]></answer>
		<answer isaudiomp3="1" picture="images/c4.jpg" mp3="audio/6.4.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/6.4.jpg" rationale="Correct." value="1" choicesay="sent"><![CDATA[sent]]></answer>
		<answer isaudiomp3="1" picture="images/c5.jpg" mp3="audio/6.5.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/6.5.jpg" rationale="Correct." value="1" choicesay="surface"><![CDATA[surface]]></answer>
		<answer isaudiomp3="1" picture="images/c6.jpg" mp3="audio/6.6.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/6.6.jpg" rationale="Correct." value="1" choicesay="The"><![CDATA[The]]></answer>
		<answer isaudiomp3="1" picture="images/c7.jpg" mp3="audio/6.7.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/6.7.jpg" rationale="Correct." value="1" choicesay="mineral"><![CDATA[mineral]]></answer>
		<answer isaudiomp3="1" picture="images/c8.jpg" mp3="audio/6.8.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/6.8.jpg" rationale="Correct." value="1" choicesay="themselves"><![CDATA[themselves]]></answer>
		<answer isaudiomp3="1" picture="images/c9.jpg" mp3="audio/6.9.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/6.9.jpg" rationale="Correct." value="1" choicesay="was"><![CDATA[was]]></answer>
		<answer isaudiomp3="1" picture="images/c10.jpg" mp3="audio/6.10.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/6.10.jpg" rationale="Correct." value="1" choicesay="sealed"><![CDATA[sealed]]></answer>
		<answer isaudiomp3="1" picture="images/c11.jpg" mp3="audio/6.11.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/6.11.jpg" rationale="Correct." value="1" choicesay="looks"><![CDATA[looks]]></answer>
		<answer isaudiomp3="1" picture="images/c12.jpg" mp3="audio/6.12.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/6.12.jpg" rationale="Correct." value="1" choicesay="all"><![CDATA[all]]></answer>
		<answer isaudiomp3="1" picture="images/c13.jpg" mp3="audio/6.13.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/6.13.jpg" rationale="Correct." value="1" choicesay="the"><![CDATA[the]]></answer>
		<answer isaudiomp3="1" picture="images/c14.jpg" mp3="audio/6.14.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/6.14.jpg" rationale="Correct." value="1" choicesay="further"><![CDATA[further]]></answer>
		<answer isaudiomp3="1" picture="images/c15.jpg" mp3="audio/6.15.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/6.15.jpg" rationale="Correct." value="1" choicesay="old"><![CDATA[old]]></answer>
	</question>
	<question>
		<phrase isaudiomp3="1" mp3="audio/7.0.mp3"></phrase>
		<question isaudiomp3="1" rationale="0" picture="images/question7.jpg" mp3="audio/7.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[But that was what he ###### expected. "If they had found ###### it was 4 billion years ######, I would eat my hat". ###### researchers say they can use ###### method of dating these rocks ###### study other Martian meteorites. Their ###### is that they will discover ###### information about our neighbor, the ###### Planet]]></question>
		<saythis><![CDATA[]]></saythis>
		<answer isaudiomp3="1" picture="images/c1.jpg" mp3="audio/7.1.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/7.1.jpg" rationale="Correct." value="1" choicesay="had"><![CDATA[had]]></answer>
		<answer isaudiomp3="1" picture="images/c2.jpg" mp3="audio/7.2.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/7.2.jpg" rationale="Correct." value="1" choicesay="that"><![CDATA[that]]></answer>
		<answer isaudiomp3="1" picture="images/c3.jpg" mp3="audio/7.3.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/7.3.jpg" rationale="Correct." value="1" choicesay="old"><![CDATA[old]]></answer>
		<answer isaudiomp3="1" picture="images/c4.jpg" mp3="audio/7.4.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/7.4.jpg" rationale="Correct." value="1" choicesay="The"><![CDATA[The]]></answer>
		<answer isaudiomp3="1" picture="images/c5.jpg" mp3="audio/7.5.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/7.5.jpg" rationale="Correct." value="1" choicesay="their"><![CDATA[their]]></answer>
		<answer isaudiomp3="1" picture="images/c6.jpg" mp3="audio/7.6.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/7.6.jpg" rationale="Correct." value="1" choicesay="to"><![CDATA[to]]></answer>
		<answer isaudiomp3="1" picture="images/c7.jpg" mp3="audio/7.7.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/7.7.jpg" rationale="Correct." value="1" choicesay="hope"><![CDATA[hope]]></answer>
		<answer isaudiomp3="1" picture="images/c8.jpg" mp3="audio/7.8.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/7.8.jpg" rationale="Correct." value="1" choicesay="new"><![CDATA[new]]></answer>
		<answer isaudiomp3="1" picture="images/c9.jpg" mp3="audio/7.9.mp3" isrationalemp3="1" rationalemp3="audio/correct.mp3" rationaleimage="images/rationale/7.9.jpg" rationale="Correct." value="1" choicesay="Red"><![CDATA[Red]]></answer>
	</question>
</catalog>