、阅读理解(本大题共4小题,共0分)AC(2013浙江卷)Thebabymonkeyismuchmoredevelopedatbirththanthehumanbaby
Almostfromthemomentitisborn,thebabymonkeycanmovearoundandholdtightlytoitsmother
Duringthefirstfewdaysofitslifethebabywillapproachandholdontoalmostanylarge,warm,andsoftobjectinitsenvironment,particularlyifthatobjectalsogivesitmilk
Afteraweekorso,however,thebabymonkeybeginstoavoidnewcomersandfocusesitsattentionson“mother”—therealmotherorthemother-substitute(母亲替代物)
Duringthefirsttwoweeksofitslifewarmthisperhapsthemostimportantpsychologicalthingthatamonkeymotherhastogivetoitsbaby
TheHarlows,acouplewhoarebothpsychologists,discoveredthisfactbyofferingbabymonkeysachoiceoftwotypesofmother-substitutes—onecoveredwithclothandonemadeofbarewire
Ifthetwoartificialmotherswereboththesametemperature,thelittlemonkeysalway