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1、Unit1LeisureActivitiesSectionOneReadingComprehensionDirections:Thereare2passagesinthispart.Eachpassageisfollowedbysomequestionsorunfinishedstatements.ForeachofthemtherearefourchoicesmarkedA),B),C)andD).YoushoulddecideonthebestchoiceandmarkthecorrespondingletterontheAnsw
2、erSheetwithasinglelinethroughthecenter.PassageOneQuestions1-5arebasedonthefollowingpassage:“Humansshouldnottrytoavoidstressanymorethantheywouldshunfood,loveorexercise.”SaidDr.HansSelye,thefirstphysiciantodocumenttheeffectsofstressonthebody.Whilehere’sonquestionthatconti
3、nuousstressisharmful,severalstudiessuggestthatchallengingsituationsinwhichyou’reabletorisetotheoccasioncanbegoodforyou.Ina2001studyof158hospitalnurses,thosewhofacedconsiderableworkdemandsbutcopedwiththechallengeweremorelikelytosaytheywereingoodhealththanthosewhofeltthey
4、stressthatyoucanmanagealsoboostimmunefunction.InastudyattheAcademicCenterforDentistryinAmsterdam,researchersputvolunteersthroughtwostressfulexperiences.Inthefirst,atimedtaskthatrequiredmemorizingalistfollowedbyashorttest,subjectsthroughagoryvideoonsurgicalprocedures.Tho
5、sewhodidwellonthememorytesthadanincreaseinlevelsofimmunoglobulinA,anantibodythat’sthebody’sfirstlineofdefenseagainstgerms.Thevideo-watchersexperiencedadownturnintheantibody.Stresspromptsthebodytoproducecertainstresshormones.Inshortburststhesehormoneshaveapositiveeffect,
6、includingimprovedmemoryfunction.“Theycanhelpnervecellshandleinformationandputitintostorage,”saysDr.BruceMcEwenofRockefellerUniversityinNewYork.Butinthelongrunthesehormonescanhaveaharmfuleffectonthebodyandbrain.“Sustainedstressisnotgoodforyou,”saysRichardMorimoto,aresear
7、cheratNorthwesternUniversityinIllinoisstudyingtheeffectsofstressonlongevity,”It’stheoccasionalburstofstressorbriefexposuretostressthatcouldbeprotective.”1.Thepassageismainlyabout________.A)howtoavoidstressfulB)howtocopewithstresseffectivelyC)thebenefitsofmanageablestres
8、sD)theeffectofstressharmoniesonmemory2.Theword“shun”(Line,Para.1)mostprobablymeans________.A)cutdownonB)stayaw
