the baby is just

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1、Thebabyisjust　　Thebabyisjustonedayoldandhasnotyetlefthospital.Sheisquietbutalert(警觉).Twentycentimetersfromherfaceresearchershaveplacedawhitecardwithtwoblackspotsonit.Shestaresatitcarefully.Aresearcherremovesthecardandreplacesitbyanother,thistimewiththesp

2、otsdifferentlyspaced.Asthecardschangefromonetotheother,hergaze(凝视)startstoloseitsfocus--untilathird,withthreeblackspots,ispresented.Hergazereturns:shelooksatitfortwiceaslongasshedidatthepreviouscard.Canshetellthatthenumbertwoisdifferentfromthree,just24ho

3、ursaftercomingintotheworld?　　Ordonewbornssimplyprefermoretofewer?Thesameexperiment,butwiththreespotsshownbeforetwo,showsthesamereturnofinterestwhenthenumberofspotschanges.Perhapsitisjustthenewness?Whenslightlyolderbabieswereshowncardswithpicturesofobject

4、s(acomb,akey,anorangeandsoon),changingthenumberofobjectshadaneffectseparatefromchangingtheobjectsthemselves.Coulditbethepatternthattwothingsmake,asopposedtothree?Noagain.Babiespaidmoreattentiontosquaresmovingrandomlyonascreenwhentheirnumberchangedfromtwo

5、tothree,orthreetotwo.Theeffectevencrossesbetweensenses.Babieswhowererepeatedlyshowntwospotsbecamemoreexcitedwhentheythenheardthreedrumbeatsthanwhentheyheardjusttwo;likewise(同样地)whentheresearchersstartedwithdrumbeatsandmovedtospots.　　60.Theexperimentdescr

6、ibedinParagraph1isrelatedtothebaby’s________.　　A.senseofhearing.　　B.senseofsight.　　C.senseoftouch.　　D.senseofsmell.　　61.Babiesaresensitivetothechangein______.　　A.thesizeofcards.　　B.thecolourofpictures.　　C.theshapeofpatterns.　　D.thenumberofobjects.　　62.Wh

7、ydidtheresearcherstestthebabieswithdrumbeats?　　A.Toreducethedifficultyoftheexperiment.　　B.Toseehowbabiesrecognizesounds.　　C.Tocarrytheirexperimentfurther.　　D.Tokeepthebabies’interest.　　63.Wheredoesthistextprobablycomefrom?　　A.Sciencefiction.　　B.Children’

8、sliterature.　　C.Anadvertisement.　　D.Asciencereport.　　答案：BDCD