2009年全国硕士研究生入学统一考试英语试题SectionIUseofEnglishDirections:Readthefollowingtext.Choosethebestword(s)foreachnumberedblankandmarkA,B,CorDonANSWERSHEET1.(10points)Researchonanimalintelligencealwaysmakesmewonderjusthowsmarthumansare.1thefruit-flyexperimentsdescribedinCarlZimmer’spie