英语四级考试阅读理解模拟题及答案.docx

英语四级考试阅读理解模拟题及答案Therearetwofactorswhichdetermineanindividual'sintelligence.Thefirstisthesortofbrainheisbornwith.Humanbrainsdifferconsiderably,somebeingmorecapablethanothers.Butnomatterhowgoodabrainhehastobeginwith,anindividualwillhavealoworderofintelligenceunlesshehasopportunitiestolearn.Sothesecondfactoriswhathappenstotheindividual—thesortofenvironmentinwhichheisreared.Ifanindividualishandicappedenvionmentally,itislikelythathisbrainwillfailtodevelopandhewillneverattainthelevelofintelligenceofwhichheiscapable.Theimportanceofenvironmentindetermininganindividual'sintellingencecanbedemonstratedbythecasehistoryoftheidenticaltwins,PeterandMarkX.Beingidentical,thetwinshadidenticalbrainsatbirth,andtheirgrowthprocesseswerethesame.Whenthetwinswerethreemonthsold,theirparentsdied,andtheywereplacedinseparatefosterhomes.Peterwasreatedbyparentsoflowintelligenceinanisolatedcommunitywithpooreducationalpooprtunities.Markwasrearedinthehomeofwell-to-doparentswhohadbeentocollege.Hewasreadtoasachild,senttogoodschools,andgiveneveryopportunitytobestimulatedintellectually.Thisenviromentaldifferencecontinueduntilthetwinswereintheirlateteens,whentheyweregibentesetstomeasuretheirintelligence.Mark'sI.Q.was125,twenty-fivepointshigherthantheaverageandfullyfortypointshigherthanhisidenticalbrother.Givenequalopportunities,thetwins,havingidenticalbrains,wouldhavetestedatroughlythesamelevel.1.Thisselectioncanbestbetitled_________.a.MeasuringYourIntelligenceb.IntelligenceandEnvironmentc.TheCaseofPeterandMarkd.HowthebrainInfluencesIntelligence2.Thebeststatementofthemainideaofthispassageisthat_____.a.humanbrainsdifferconsiderablyb.thebrainapersonisbornwithisimprotantindetermininghisintelligencec.environmentiscrucialindeterminingaperson'sintelligenced.personshavingidenticalbrainswillhaveroughlythesameintelligence3.Accordingtothepassage,theaverageI.Q.is_____.a.85b.100c.110d.1254.Thecasehistoryofthetwinsappearstosupporttheconclusionthat_______.a.individualwithidenticalbrainsseldomtestatsamelevelb.anindivid