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1、Thebabyisjust Thebabyisjustonedayoldandhasnotyetlefthospital.Sheisquietbutalert(警覺).Twentycentimetersfromherfaceresearchershaveplacedawhitecardwithtwoblackspotsonit.Shestaresatitcarefully.Aresearcherremovesthecardandreplacesitbyanother,thistimewiththesp
2、otsdifferentlyspaced.Asthecardschangefromonetotheother,hergaze(凝視)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(同樣地)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
