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1、Unit4BodylanguageⅠ.阅读理解(2017·浙江高三五校联考第一次考试)NinetypercentofAmericansdrivetoworkeverydayalthoughworkingfromhomeisontherise.Ifyou’relackingfortopicsofconversationataparty,chattingaboutyourcommuteisaprettysafebet.Accordingtoarecentstudy,drivingformorethantw
2、ohourseachdaycansteadilydecreasetheIQofmiddleageddrivers.TheSundayTimesofLondondetailedthestudy,whichlookedintothelifestylechoicesofover500,000Britonsbetweentheagesof37and73.Whenlookingatthedataofthe93,000participantswhodrovemorethantwotothreehoursperda
3、y,thestudyfoundanoticeabledropoffinbrainpower,measuredbyintelligenceandmemorytests.Thestudyfoundsimilarresultswithparticipantswhotookpartinseveralhourssimilarlysedentary(久坐的)activity,liketelevisionwatching.Asitturnsout,stimulatingactivitystimulatesyourb
4、rain,whilenon-stimulatingactivity,well,doesn’tstimulateyourbrain.“Cognitive(认知的)declineismeasurableoverfiveyearsbecauseitcanhappenfastinmiddle-agedandolderpeople.Thisisassociatedwithlifestylefactorssuchassmokingandbaddiet—andnowwithtimespentdriving,”Kis
5、hranBakrania,amedicalepidemiologistattheUniversityofLeicestertoldtheTimes.FortunatelyformostAmericans,theaveragecommutetimewasrecordedatapproximately26.5minutesaccordingtothe2015UnitedStatesCensus.AndifyouthinkthatthewaytopumpupyourIQisthroughbraingames
6、,thinkagain.Justtryandavoidthoselonghoursontheroadifpossible,andifyouhappentohavefreetimeonyourcommute,besuretouseitwisely.【语篇导读】本文是一篇说明文。研究表明每天开车超过两个小时会逐渐减弱中年司机的智商,同时一些久坐的活动也会减弱人的记忆力,例如长时间坐着看电视。1.Accordingtothepassage,whichofthefollowingmaybeofhelptoou
7、rbrainpower? A.WatchingTV.B.Havingsports.C.Drivinglongtime.D.Sleeping.答案B解析推理判断题。根据第四段“stimulatingactivitystimulatesyourbrain,whilenon-stimulatingactivity,well,doesn’tstimulateyourbrain.”可知,一些对大脑有刺激性的活动可以刺激大脑,增强大脑记忆力。四个选项中只有体育运动属于刺激性的活动,故选B项。2
8、.Whydoesthewritermention“resultswithpeopleparticipatinginsimilarlysedentaryactivities”inparagraph3?A.Tomakeacontrast.B.Togiveanexample.C.Tomakeadescription.D.Togivemoreevidence.答案D解析推理判断题。根据第三段可知,久坐(例如长时间坐着看电视)和长时间开车一样,会减弱人的记忆力。作
