2019年中考英语二轮复习阅读理解基础题(3).docx

2019年中考英语二轮复习阅读理解基础题(3).docx

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1、2019年中考英语阅读理解基础题(3)PassageA(2019中考科普环保类选练)Sorrytosay,ourbrainsnaturallystartslowingdownattheyoungageof30.Itusedtobethoughtthatthiscouldn'tbehelped,butnewstudiesshowthatpeopleofanyagecantraintheirbrainstoworkfaster."Yourbrainisalearningmachine,"saysUniversi

2、tyofCaliforniascientistDr.MichaelMerzenich.Giventherighttools,wecantrainourbrainstoactliketheydidwhenwewereyounger.Allthat'srequiredisthepracticedesignedjustforthepurpose:afewexercisesforthemind.Merzenichhasdevelopedacomputer-basedtrainingmethodtospeedupth

3、eprocess(过程)inwhichthebraindealswithinformation(positscience.com).Sincemuchofthedatawereceivecomesthroughspeech,theBrainFitnessProgramworkswithlanguageandhearingtobetterspeedandaccuracy(准确性).Overthecourseoftraining,theprogramstartsaskingyoutotellsounds(bet

4、ween"dog"and"bog",forexample)atanincreasinglyfasterspeed.It'sabitliketennisinstructor,saysMerzenich,hittingballsatyoufasterandfastertokeepyouchallenged.Youmaystartoutslow,butbeforelongyou'reprettyquick.Thebiggestfindinginbrainresearchinthelasttenyearsistha

5、tthebrainatanyageishighlyplastic.Ifyouaskyourbraintolearn,itwilllearn.Anditmayevenspeedupwhileintheprocess.Tokeepyourbrainyoungandplasticyoucandooneofamillionnewactivitiesthatchallengeandexciteyou:playingtabletennisorbridge,doingcrosswordpuzzles,learningal

6、anguage...."Whenitcomestopreventingageing,youreallydo'useitorloseit',"saysBarbaraSahakian,professoratCambridgeUniversity.1.Accordingtothenewstudies,whatwillhappentoourbrains?A.Theywillnotstartslowingdownuntiltheageof30B.Theywillstartworkingslowlyaftertheag

7、eof30C.TheycanworkaswellasatayoungagethroughcertainexercisesD.Theycannotbeimprovedoncetheystarttoslowdown 2.Thewritermentionedmanywaystospeedupyourbrain,EXCEPT_____A.doingamillionnewactivities    B.sleepingasmuchaspossible  C.playingsomeintelligentgamesD.p

8、layingtabletennis3.Whatcanwelearnfromthetext?A.Usingrighttoolsisimportantforbrains’work.    B.BrainresearchdealswithinformationfromtheInternet  C.Dr.Merzenichisascientistincomputer,D.Manyactivitiescankeepourb

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