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1、Ⅰ.阅读理解Theideaforascienceexperimentcancomefromanunusualplace.AfterwatchingaYouTubevideoofadancingbirdnamedSnowball,ascientistinCaliforniadecidedtostudytheabilityofanimalstokeepthebeat.Birdlovershavelongclaimedthattheirpetshaverhythm,andtherearemanyvideosofdancingbirdsonline.Untilnow,scien
2、tistshavesuspectedthathumansaretheonlyanimalsthatcanaccuratelykeeprhythmwithmusic.ThankstoSnowball,thatscientificopinionischanging.Snowballisacockatoo,akindofparrot,andhisfavoritesongis“Everybody”bytheBackstreetBoys.Whenhehearsthesong,hemoveshisfeetandswayshisbodywiththetempo,orpaceofthe
3、music,asthoughheistheonlybirdmemberoftheboyband.AniruddhPatelisaneuroscientist,orascientistwhostudieshowthebrainandthenervoussystemcontributetolearning,seeingandothermentalabilities.HeworksatthetheNeurosciencesInstituteinSanDiego.AfterseeingSnowball’sdancemovesonline,Patelvisitedthecocka
4、tooatthebirdrescuefacilityhe’scalledhomefortwoyears.Thescientistplayed“Everybody”forSnowballandalsoplayedversionsofthesongthatwerespeduporsloweddown.Sometimes,Snowballdancedtoofastortooslowly.Often,whentherewasachangeintempo,Snowballadjustedhisdancingtomatchtherhythm.Inotherexperiments,s
5、cientistshaveobservedthesameabilitiesinpreschoolchildren.Patelisn’ttheonlyscientistwhohasstudiedSnowball’smoves.AdenaSchachner,whostudiespsychologyatHarvardUniversity,alsowantedtoknowmoreaboutthedancingbird.Schachner’steamplayeddifferentmusicalpiecesforSnowballandaparrotnamedAlex,aswella
6、seighthumanvolunteers.Thescientistsobservedthatthebirdsandthehumanskepttimetothemusicwithaboutthesameaccuracy.[来源:学科网ZXXK]Schachnerandherteamdidn’tstopwiththebirds.SheandhercolleagueswatchedthousandsofYouTubevideosofdifferentanimalsmovingtomusic.Notalltheanimalscoulddance,however.Fromwat
7、chingthevideos,thescientistsobservedthatonlyanimalsthatimitatesounds,including14parrotspeciesandAsianelephants,accuratelymovedintimetomusic.1.Theunderlinedwords“thatscientificopinion”inthethirdparagraphreferstothetheorythat____.A.humansaretheonlyanimalsthatcanaccuratelyke
