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1、2019高考英语（人教）一轮预热自练题必修4U4及答案**阅读理解Sometimes,youjustcan'thelpit.Maybeyou'rewatchingasadmovie,orthinkingaboutthefriendwhomovedaway.Nextthingyouknow,there'salumpinyourthroat,youreyesarewatering,andyouhavetearsrunningdownyourcheeks.AprofessorofpsychologyatTilburgUniversity,intheNetherlands,hasstudiedc
2、rying.AccordingtoVingerhoets,there'rethreetypesoftears.Basaltearsarethefirsttype.Theyactasaprotectivebarrierbetweentheeyeandtherestoftheworld.Nextarereflextears.Theywashyoureyescleanwhensomethinggetsinthem.Finally,there'reemotionaltears.“Threleasedinresponsetoemotionalstates,”explainsVingerhoets.
3、Scientistsbelievecryinghassomethingtodowithhowhumansdevelopedandlearnedtodependoneachother.“Humansareverycomplexsocialcreatures,”saysLaurenBylsma,aprofessorfromPittsburghUniversity,inPennsylvania.“Itseemsthattearscanmakethemgethelpandsupportfromothers.”Shesaysanotherreasonwhyweweepisthathumanshav
4、ethelongestdevelopmentalperiodofalmostanyanimal.Ittakesalongtimetogrowup.Vingerhoetsagrees.“Ithinkthatthereasonwhyhumans流shed(出)emotionaltearshastodowithourprolonged(延长的)childhood,”hesays.“That'sthetimewhenwe'restilldependentonadultsforlove,protectionandcare.Themajoradvantageoftearsisthatyoucanta
5、rgetthemataspecificperson.”Vingerhoetssaysthisabilitycouldhavecomeinhandyinprehistorictimes,whenhumanswerelivingamongdangerousanimals.Loudcryingcouldattractpredators(捕食者).Tearswereasaferwaytogetattention.“Inthiscase,it'sbetterasilenttousesignaltoaskforhelp,”hesays.VingerhoetsandBylsmadofrequentst
6、udiestobetterunderstandwhyhumanscry.1.ThetearsmentionedinParagraph1shouldbelongto________.A.basaltearsB.reflextearsC.happytearsD.emotionaltears2.WhatisVingerhoets'attitudetotheeffectsoftears?第1页A.Passive.B.Positive.C.Doubtful.D.Indifferent.3.Theunderlinedphraseof“asilentsignal”probablyrefersto___
7、_____.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
