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1、专八阅读理解模拟试题（6）Joyandsadnessareexperiencedbypeopleinallculturesaroundtheworld,buthowcanwetellwhenotherpeoplearehappyordespondent?Itturnsoutthattheexpressionofmanyemotionsmaybeuniversal.Smilingisapparentlyauniversalsignoffriendlinessandapproval.Baringthete
2、ethinahostileway,asnotedbyCharlesDarwininthenineteenthcentury,maybeauniversesignofanger.Astheoriginatorofthetheoryofevolution,Darwinbelievedthattheuniversalrecognitionoffacialexpressionswouldhavesurvivalvalue.Forexample,facialexpressionscouldsignaltheap
3、proachofenemies(orfriends)intheabsenceoflanguage.Mostinvestigatorsconcurthatcertainfacialexpressionssuggestthesameemotionsinapeople.Moreover,peopleindiverseculturesrecognizetheemotionsmanifestedbythefacialexpressions.InclassicresearchPaulEkmantookphotog
4、raphsofpeopleexhibitingtheemotionsofanger,disgust,fear,happiness,andsadness.Hethenaskedpeoplearoundtheworldtoindicatewhatemotionswerebeingdepictedinthem.ThosequeriedrangedfromEuropeancollegestudentstomembersoftheFore,atribethatdwellsintheNewGuineahighla
5、nds.AllgroupsincludingtheFore,whohadalmostnocontactwithWesternculture,agreedontheportrayedemotions.TheForealsodisplayedfamiliarfacialexpressionswhenaskedhowtheywouldrespondiftheywerethecharactersinstoriesthatcalledforbasicemotionalresponses.Ekmanandhisc
6、olleaguesmorerecentlyobtainedsimilarresultsinastudyoftenculturesinwhichparticipantswerepermittedtoreportthatmultipleemotionswereshownbyfacialexpressions.Theparticipantsgenerallyagreedonwhichtwoemotionswerebeingshownandwhichemotionwasmoreintense.Psycholo
7、gicalresearchersgenerallyrecognizethatfacialexpressionsreflectemotionalstates.Infact,variousemotionalstatesgiverisetocertainpatternsofelectricalactivityinthefacialmusclesandinthebrain.Thefacial-feedbackhypothesisargues,however,thatthecausalrelationshipb
8、etweenemotionsandfacialexpressionscanalsoworkintheoppositedirection.Accordingtothishypothesis,signalsfromthefacialmuscles("feedback")aresentbacktoemotioncentersofthebrain,andsoaperson'sfacialexpressioncaninfluencethatperson'semot
