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1、Unit2Heroes【阅读理解】 Sometimes,youjustcan'thelpit.Maybeyou'rewatchingasadmovie,orthinkingaboutthefriendwhomovedaway.Nextthingyouknow,there'salumpinyourthroat,youreyesarewatering,andyouhavetearsrunningdownyourcheeks. AprofessorofpsychologyatTilburgUnive
2、rsity,intheNetherlands,hasstudiedcrying.AccordingtoVingerhoets,there'rethreetypesoftears.Basaltearsarethefirsttype.Theyactasaprotectivebarrierbetweentheeyeandtherestoftheworld.Nextarereflextears.Theywashyoureyescleanwhensomethinggetsinthem.Finally,ther
3、e'reemotionaltears.“Thesearereleasedinresponsetoemotionalstates,”explainsVingerhoets. Scientistsbelievecryinghassomethingtodowithhowhumansdevelopedandlearnedtodependoneachother.“Humansareveryplexsocialcreatures,”saysLaurenBylsma,aprofessorfromPittsbu
4、rghUniversity,inPennsylvania.“Itseemsthattearscanmakethemgethelpandsupportfromothers.” Shesaysanotherreasonwhyweweepisthathumanshavethelongestdevelopmentalperiodofalmostanyanimal.Ittakesalongtimetogrowup. Vingerhoetsagrees.“Ithinkthatthereasonwhyhu
5、mansshed(流出)emotionaltearshastodowithourprolonged(延长的)childhood,”hesays.“That'sthetimewhenwe'restilldependentonadultsforlove,protectionandcare.Themajoradvantageoftearsisthatyoucantargetthemataspecificperson.” Vingerhoetssaysthisabilitycouldhaveeinhan
6、dyinprehistorictimes,whenhumanswerelivingamongdangerousanimals.Loudcryingcouldattractpredators(捕食者).Tearswereasaferwaytogetattention.“Inthiscase,it'sbettertousea silent signaltoaskforhelp,”hesays.VingerhoetsandBylsmadofrequentstudiestobetterunderstandw
7、hyhumanscry.1.ThetearsmentionedinParagraph1shouldbelongto________.A.basaltearsB.reflextearsC.happytearsD.emotionaltears2.WhatisVingerhoets'attitudetotheeffectsoftears?A.Passive.B.Positive.C.Doubtful.D.Indifferent.3.Theunderlinedphraseof“asilentsignal”p
8、robablyrefersto________.A.awrittenlanguageB.predatorsC.tearsD.loudcrying4.Whatisthebesttitleofthetext?A.TypesofTearsB.PreciousTearsC.SecretsofTearsD.OnTears参考答案:1.D;2.B;3.C;4.C解析:1.[推理判断题。根据第二段Finally,there'reemotionaltears.“Thesearerel