耕拓四级_710分新题型答案model_test_eight

耕拓四级_710分新题型答案model_test_eight

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时间:2018-07-11

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1、ModelTestEightPartⅠWriting(30minutes)Directions:Forthispart,youareallowed30minutestowriteashortessayentitledShouldUndergraduatesBeEncouragedtoGetMarried.Youshouldwriteatleast120wordsfollowingtheoutlinegivenbelow:1.大学生在校期间可以结婚2.你认为应该鼓励大学生结婚吗注意:在实考中,此部分试题在答题卡1上。ShouldUndergradua

2、tesBeEncouragedtoGetMarriedPartⅡReadingComprehension(SkimmingandScanning)(15minutes)Directions:Inthispart,youwillhave15minutestogooverthepassagequicklyandanswerthequestionsonAnswerSheet1.Forquestions1~7,markY(forYES)ifthestatementagreeswiththeinformationgiveninthepassage;N(for

3、NO)ifthestatementcontradictstheinformationgiveninthepassage;NG(forNOTGIVEN)iftheinformationisnotgiveninthepassage.Forquestions8~10,completethesentenceswiththeinformationgiveninthepassage.LotteriesIntheUnitedStates38statesandtheDistrictofColumbia(Washington,D.C.)havelotteries.A

4、lotteryisaformofgamblingthatisrunbythestate.Moststateshaveseveraldifferentgames,includinginstantwinscratchoffgames,dailygamesandgameswhereyouhavetopickthreeorfournumbers.ThegamewiththebiggestjackpotisalmostalwaysLotto.Thisgameusuallyinvolvespickingthecorrectsixnumbersfromaseto

5、fballs,witheachballnumberedfrom1to50(somegamesusemoreorlessthan50).CalculatingtheOdds.Let’stakealookathowtocalculatetheoddsofpickingtherightnumberforatypicalLottogame.Inordertowinourexamplegame,youhavetopickthecorrectsixnumbersfrom50possibleballs.Theorderinwhichthenumbersarepi

6、ckedisnotimportant;youjusthavetopickthecorrectsixnumbers.Theoddsofpickingasinglecorrectnumberdependonhowmanyballshavebeenchosenalready.Forinstance,let’ssaynoneofthesixnumbershadbeenpickedyetandyouhadtoguessjustonenumbercorrectly.Sincethereare50numberstochoosefrom,andsincesixba

7、llsaregoingtobepicked,youhavesixtriesatpickingthenumbercorrectly.Theoddsofpickingonenumbercorrectlyare50/6=8.33∶1.Usingasimilarcalculation,wecandeterminetheoddsofpickinganothernumbercorrectlyafteronenumberhasalreadybeendrawn.Weknowthereare49ballsleft,andthatfivemoreballswillbe

8、drawn.Sotheoddsofpickinganumbercorrectlyafteronehasbeendrawna

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