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1、2019-2020年高考英语一轮复习Unit4Bodylanguage单元检测卷新人教版必修Ⅰ.阅读理解Theideaforascienceexperimentcanefromanunusualplace.AfterwatchingaYouTubevideoofadancingbirdnamedSnowball,ascientistinCaliforniadecidedtostudytheabilityofanimalstokeepthebeat.Birdlovershavelongclaimedthattheirpetshaverhythm,andtherearemanyv
2、ideosofdancingbirdsonline.Untilnow,scientistshavesuspectedthathumansaretheonlyanimalsthatcanaccuratelykeeprhythmwithmusic.ThankstoSnowball,thatscientificopinionischanging.Snowballisacockatoo,akindofparrot,andhisfavoritesongis“Everybody”bytheBackstreetBoys.Whenhehearsthesong,hemoveshisfeetan
3、dswayshisbodywiththetempo,orpaceofthemusic,asthoughheistheonlybirdmemberoftheboyband.AniruddhPatelisaneuroscientist,orascientistwhostudieshowthebrainandthenervoussystemcontributetolearning,seeingandothermentalabilities.HeworksatthetheNeurosciencesInstituteinSanDiego.AfterseeingSnowball’sdan
4、cemovesonline,Patelvisitedthecockatooatthebirdrescuefacilityhe’scalledhomefortwoyears.Thescientistplayed“Everybody”forSnowballandalsoplayedversionsofthesongthatwerespeduporsloweddown.Sometimes,Snowballdancedtoofastortooslowly.Often,whentherewasachangeintempo,Snowballadjustedhisdancingtomatc
5、htherhythm.Inotherexperiments,scientistshaveobservedthesameabilitiesinpreschoolchildren.Patelisn’ttheonlyscientistwhohasstudiedSnowball’smoves.AdenaSchachner,whostudiespsychologyatHarvardUniversity,alsowantedtoknowmoreaboutthedancingbird.Schachner’steamplayeddifferentmusicalpiecesforSnowbal
6、landaparrotnamedAlex,aswellaseighthumanvolunteers.Thescientistsobservedthatthebirdsandthehumanskepttimetothemusicwithaboutthesameaccuracy.Schachnerandherteamdidn’tstopwiththebirds.SheandhercolleagueswatchedthousandsofYouTubevideosofdifferentanimalsmovingtomusic.Notalltheanimalscoulddance,ho
7、wever.Fromwatchingthevideos,thescientistsobservedthatonlyanimalsthatimitatesounds,including14parrotspeciesandAsianelephants,accuratelymovedintimetomusic.1.Theunderlinedwords“thatscientificopinion”inthethirdparagraphreferstothetheorythat____.A.humansareth
