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struct="atomic" id="2"></list></costumes><sounds><list struct="atomic" id="3"></list></sounds><variables></variables><blocks></blocks><scripts></scripts><sprites><sprite name="ul" idx="1" x="0" y="-5.684341886080802e-14" heading="90" scale="1" volume="100" pan="0" rotation="1" draggable="true" costume="0" color="80,80,80,1" pen="tip" id="8"><costumes><list struct="atomic" id="9"></list></costumes><sounds><list struct="atomic" id="10"></list></sounds><blocks></blocks><variables></variables><scripts><comment x="42" y="10" w="373.3333333333333" collapsed="false">U2L2p2 has a lot of reading before they start building code.  So it&apos;s intentional&#xD;that this solution file starts with exercise 4:</comment><script x="44" y="107.66666666666654"><custom-block s="answer from quiz item %l"><l/></custom-block></script><comment x="42" y="158.66666666666654" w="53.333333333333336" collapsed="true">2.5:</comment><script x="43.3212890625" y="134.00000000000003"><custom-block s="question from quiz item %l"><l/></custom-block></script><script x="46" y="342"><block s="receiveKey"><l><option>space</option></l></block><block s="doDeclareVariables"><list><l>score</l></list><comment w="53.333333333333336" collapsed="true">3.4 ITIT</comment></block><block s="doSetVar"><l>score</l><l>0</l></block><block s="doForEach"><l>quiz item</l><block var="my quiz"><comment w="53.333333333333336" collapsed="true">3.1</comment></block><script><block s="doAsk"><custom-block s="question from quiz item %l"><block var="quiz item"/></custom-block></block><block s="doIfElse"><block s="reportEquals"><custom-block s="answer from quiz item %l"><block var="quiz item"/></custom-block><block s="getLastAnswer"></block></block><script><block s="doSayFor"><l>That&apos;s correct!</l><l>2</l></block><block s="doSetVar"><l>score</l><block s="reportSum"><block var="score"/><l>1</l><comment w="53.333333333333336" collapsed="true">3.4 ITIT</comment></block></block></script><script><block s="doSayFor"><block s="reportJoinWords"><list><l>Sorry, it&apos;s </l><custom-block s="answer from quiz item %l"><block var="quiz item"/></custom-block></list></block><l>2</l><comment w="53.333333333333336" collapsed="true">3.3 ITIT</comment></block></script></block></script></block><block s="doSayFor"><block s="reportJoinWords"><list><l>You got </l><block var="score"/><l> correct out of </l><block s="reportListAttribute"><l><option>length</option></l><block var="my quiz"/></block></list></block><l>2</l><comment w="53.333333333333336" collapsed="true">3.4 ITIT</comment></block></script><script x="40.333333333333314" y="183.00000000000003"><block s="receiveGo"></block><block s="doSetVar"><l>my quiz</l><block s="reportNewList"><list><custom-block s="quiz item, question: %txt answer: %txt"><l>What is the name of our school?</l><l>McKinney</l></custom-block><custom-block s="quiz item, question: %txt answer: %txt"><l>What are our school colors?</l><l>blue and yellow</l></custom-block><custom-block s="quiz item, question: %txt answer: %txt"><l>Who is the principal at our school?</l><l>Mr. Lin</l></custom-block></list></block></block><block s="doSayFor"><l>Press the space key to start the quiz.</l><l>6</l></block></script><comment x="203.00781249999983" y="1847" w="276" collapsed="true">Modified sample quiz for use only with TIF B</comment><script x="10" y="1248.833333333334"><block s="doDeclareVariables"><list><l>score</l><l>correct?</l><l>tries</l></list><comment w="53.333333333333336" collapsed="true">TIF B</comment></block><block s="doSetVar"><l>score</l><l>0</l></block><block s="doForEach"><l>quiz item</l><block var="my quiz"/><script><block s="doSetVar"><l>tries</l><l>3</l></block><block s="doSetVar"><l>correct?</l><block s="reportBoolean"><l><bool>false</bool></l></block></block><block s="doUntil"><block s="reportOr"><block var="correct?"/><block s="reportEquals"><block var="tries"/><l>0</l></block></block><script><block s="doAsk"><custom-block s="question from quiz item %l"><block var="quiz item"/></custom-block></block><block s="doIfElse"><block s="reportIsA"><custom-block s="answer from quiz item %l"><block var="quiz item"/></custom-block><l><option>list</option></l><comment w="53.333333333333336" collapsed="true">TIF B</comment></block><script><block s="doSetVar"><l>correct?</l><block s="reportFindFirst"><block s="reifyPredicate"><autolambda><block s="reportListContainsItem"><block s="reportTextSplit"><block s="getLastAnswer"></block><l><option>word</option></l></block><l></l></block></autolambda><list></list></block><custom-block s="answer from quiz item %l"><block var="quiz item"/></custom-block></block></block></script><script><block s="doSetVar"><l>correct?</l><block s="reportEquals"><custom-block s="answer from quiz item %l"><block var="quiz item"/></custom-block><block s="getLastAnswer"></block></block></block></script></block><block s="doIfElse"><block var="correct?"/><script><block s="doSayFor"><l>That&apos;s correct!</l><l>2</l></block><block s="doSetVar"><l>score</l><block s="reportSum"><block var="score"/><l>1</l></block></block></script><script><block s="doSetVar"><l>tries</l><block s="reportDifference"><block var="tries"/><l>1</l></block></block><block s="doIf"><block s="reportGreaterThan"><block var="tries"/><l>0</l></block><script><block s="doSayFor"><l>Sorry, try again.</l><l>2</l></block></script></block></script></block></script></block><block s="doIf"><block s="reportNot"><block var="correct?"/></block><script><block s="doSayFor"><block s="reportJoinWords"><list><l>Sorry, it&apos;s </l><custom-block s="answer from quiz item %l"><block var="quiz item"/></custom-block></list></block><l>2</l></block></script></block></script></block><block s="doSayFor"><block s="reportJoinWords"><list><l>You got </l><block var="score"/><l> correct out of </l><block s="reportListAttribute"><l><option>length</option></l><block var="my quiz"/></block></list></block><l>2</l></block><block s="doSetVar"><l>my quiz</l><block s="reportNewList"><list><custom-block s="quiz item, question: %txt answer: %txt"><l>What is Paul McCartney&apos;s middle name?</l><l>Paul</l></custom-block><custom-block s="quiz item, question: %txt answer: %txt"><l>What is a runcible spoon?</l><block s="reportNewList"><list><l>spork</l><l>foon</l></list></block></custom-block><custom-block s="quiz item, question: %txt answer: %txt"><l>Is "This sentence is false" true or false?</l><l>neither</l></custom-block></list></block></block></script><script x="20" y="691.6666666666669"><block s="doDeclareVariables"><list><l>score</l><l>correct?</l><l>tries</l></list><comment w="53.333333333333336" collapsed="true">TIF A</comment></block><block s="doSetVar"><l>score</l><l>0</l></block><block s="doForEach"><l>quiz item</l><block var="my quiz"/><script><block s="doSetVar"><l>tries</l><l>3</l></block><block s="doSetVar"><l>correct?</l><block s="reportBoolean"><l><bool>false</bool></l></block></block><block s="doUntil"><block s="reportOr"><block var="correct?"/><block s="reportEquals"><block var="tries"/><l>0</l></block></block><script><block s="doAsk"><custom-block s="question from quiz item %l"><block var="quiz item"/></custom-block></block><block s="doSetVar"><l>correct?</l><block s="reportEquals"><custom-block s="answer from quiz item %l"><block var="quiz item"/></custom-block><block s="getLastAnswer"></block></block></block><block s="doIfElse"><block var="correct?"/><script><block s="doSayFor"><l>That&apos;s correct!</l><l>2</l></block><block s="doSetVar"><l>score</l><block s="reportSum"><block var="score"/><l>1</l></block></block></script><script><block s="doSetVar"><l>tries</l><block s="reportDifference"><block var="tries"/><l>1</l></block><comment w="53.333333333333336" collapsed="true">TIF A</comment></block><block s="doIf"><block s="reportGreaterThan"><block var="tries"/><l>0</l></block><script><block s="doSayFor"><l>Sorry, try again.</l><l>2</l></block></script></block></script></block></script><comment w="53.333333333333336" collapsed="true">TIF A</comment></block><block s="doIf"><block s="reportNot"><block var="correct?"/></block><script><block s="doSayFor"><block s="reportJoinWords"><list><l>Sorry, it&apos;s </l><custom-block s="answer from quiz item %l"><block var="quiz item"/></custom-block></list></block><l>2</l></block></script></block></script></block><block s="doSayFor"><block s="reportJoinWords"><list><l>You got </l><block var="score"/><l> correct out of </l><block s="reportListAttribute"><l><option>length</option></l><block var="my quiz"/></block></list></block><l>2</l></block></script><script x="240" y="107.33333333333351"><custom-block s="quiz item, question: %txt answer: %txt"><l></l><l></l><comment w="110.66666666666667" collapsed="false">Edit the blocks to see their definitions.</comment></custom-block></script></scripts></sprite><watcher var="my quiz" style="normal" x="3.5" y="2.75" color="243,118,29" hidden="true"/><watcher scope="Stage" s="getLastAnswer" style="normal" x="2.5" y="2.5" color="4,148,220" hidden="true"/></sprites></stage><hidden></hidden><headers></headers><code></code><blocks><block-definition s="quiz item, question: %&apos;question&apos; answer: %&apos;answer&apos;" type="reporter" category="operators"><header></header><code></code><translations></translations><inputs><input type="%txt"></input><input type="%txt"></input></inputs><script><block s="doReport"><block s="reportNewList"><list><block var="question"/><block var="answer"/></list></block></block></script></block-definition><block-definition s="question from quiz item %&apos;quiz item&apos;" type="reporter" category="operators"><header></header><code></code><translations></translations><inputs><input type="%l"></input></inputs><script><block s="doReport"><block s="reportListItem"><l>1</l><block var="quiz item"/></block></block></script></block-definition><block-definition s="answer from quiz item %&apos;quiz item&apos;" type="reporter" category="operators"><header></header><code></code><translations></translations><inputs><input type="%l"></input></inputs><script><block s="doReport"><block s="reportListItem"><l>2</l><block var="quiz item"/></block></block></script></block-definition></blocks><variables><variable name="my quiz"><list id="396"><item><list struct="atomic" id="397">What is the name of our school?,McKinney</list></item><item><list struct="atomic" id="398">What are our school colors?,blue and yellow</list></item><item><list struct="atomic" id="399">Who is the principal at our school?,Mr. Lin</list></item></list></variable></variables></project><media 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