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1、Unit2Heroes李仕才【阅读理解】 Sometimes,youjustcan'thelpit.Maybeyou'rewatchingasadmovie,orthinkingaboutthefriendwhomovedaway.Nextthingyouknow,there'salumpinyourthroat,youreyesarewatering,andyouhavetearsrunningdownyourcheeks. AprofessorofpsychologyatTilburgUniversit
2、y,intheNetherlands,hasstudiedcrying.AccordingtoVingerhoets,there'rethreetypesoftears.Basaltearsarethefirsttype.Theyactasaprotectivebarrierbetweentheeyeandtherestoftheworld.Nextarereflextears.Theywashyoureyescleanwhensomethinggetsinthem.Finally,there'reemotion
3、altears.“Thesearereleasedinresponsetoemotionalstates,”explainsVingerhoets. Scientistsbelievecryinghassomethingtodowithhowhumansdevelopedandlearnedtodependoneachother.“Humansareverycomplexsocialcreatures,”saysLaurenBylsma,aprofessorfromPittsburghUniversity,i
4、nPennsylvania.“Itseemsthattearscanmakethemgethelpandsupportfromothers.” Shesaysanotherreasonwhyweweepisthathumanshavethelongestdevelopmentalperiodofalmostanyanimal.Ittakesalongtimetogrowup. Vingerhoetsagrees.“Ithinkthatthereasonwhyhumansshed(流出)emotionalt
5、earshastodowithourprolonged(延长的)childhood,”hesays.“That'sthetimewhenwe'restilldependentonadultsforlove,protectionandcare.Themajoradvantageoftearsisthatyoucantargetthemataspecificperson.” Vingerhoetssaysthisabilitycouldhavecomeinhandyinprehistorictimes,whenh
6、umanswerelivingamongdangerousanimals.Loudcryingcouldattractpredators(捕食者).Tearswereasaferwaytogetattention.“Inthiscase,it'sbettertousea silent signaltoaskforhelp,”hesays.VingerhoetsandBylsmadofrequentstudiestobetterunderstandwhyhumanscry.1.Thetearsmentionedin
7、Paragraph1shouldbelongto________.A.basaltearsB.reflextearsC.happytearsD.emotionaltears2.WhatisVingerhoets'attitudetotheeffectsoftears?A.Passive.B.Positive.C.Doubtful.D.Indifferent.3.Theunderlinedphraseof“asilentsignal”probablyrefersto________.A.awrittenlangua
8、geB.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.“Th
