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1、1.陕西2010AAskDrJeffersThismonthDr.Jeffersisansweringquestionsaboutthehumanbrainandhowitworks.DearDr.Jeffers,Oneofmycolleagues,FelixMoeller,toldmethatscientistsarelearningtousecomputerto‘readminds’.Isthereanytruthtothisstory?—JaneLeon,NewYork,USADearMs.Leon,W
2、ell,alotofresearchisbeingconductedinthisarea,butsofar,thebrainscanningequipmentandcorrespondingcomputerprogramshaven’tbeenabletoactuallyreadthoughts.Inoneexperiment,testsubjects(受试者)wereconnectedtoscanningequipmentandshowntwonumbersonascreen.Theywerethenask
3、edtochoosebetweenaddingorsubtracting(减)thetwonumbers.Usingthismethod,researcherswereabletofollowbrainprocessesandmakethecorrectassumptions(假设)70percentofthetime.It’snotquitemindreading,butit’scertainlyafirststep.—Dr.J.DearDr.Jeffers,Mythree-year-oldsonloves
4、itwhenIdigmyfingersintohissidesandtickle(胳肢)himuntilhelaughsuncontrollably.TheotherdayInoticedhimtryingtoticklehimselfbuthecouldn’tdoit.Whynot?—GlennLewis,Vancouver,CanadaDearMr.Lewis,It’sbecauseofhowthebrainworks.Thebrainistrainedtoknowwhattopayattentionto
5、andwhattoignore.Itcausesustoignorephysicalfeelingsweexpecttohappen,butitcausesamildpanicreactionwhenthereisanunexpectedfeeling.Forexample,youdon’tnoticehowyourshoulderfeelswhileyou’rewalkingdownthestreet.Butifsomeonecomesupbehindyouandtouchesyoulightlyonthe
6、shoulder,youmayjumpinfear.It’sthatunexpectedpartthatcausestheticklereaction.—Dr.J.46.Whatcanwelearnfromtheanswertothefirstquestion?A.Someequipmentisabletoreadhumanminds.B.Someprogresshasbeenmadeinmindreading.C.Testsubjectshavebeenusedtomakedecisions.D.Compu
7、terprogramscancopybrainprocesses.47.Peoplelaughwhentickledbyothersbecausethefeelingis_______.A.unexpectedB.expectedC.comfortableD.uncomfortable48.Whohasgotalittlechildaccordingtothetext?A.Ms.LeonB.Mr.LewisC.Mr.MoellerD.Dr.Jeffers49.Accordingtothetext,Jeffer
8、sisprobably_______.A.acomputerprogrammerB.atestsubjectC.ahumanbrainexpertD.amedicaldoctor13BABC 2.江西2010EEverydayweexperienceoneofthewondersoftheworldarounduswithoutevenrealizingit.Itisnottheamazingcom