北京地区成人本科学士学位英语统一考试b

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1、北京地区成人三级英语网www.pkucet.com.cn北京地区成人本科学士学位英语统一考试（B）2008．11．22PartIReadingComprehension(30%)Directions:Therearethreepassagesinthispart.Eachpassageisfollowedbysomequestionsorunfinishedstatements.ForeachofthemtherearefourchoicesmarkedA,B,CandD.Youshoulddecideonthebestchoiceandmarkthecorrespondingle

2、tterontheAnswerSheetwithasinglelinethroughthecenter.Passage1Questions1to5arebasedonthefollowingpassage:Notallmemoriesaresweet.Somepeoplespendalltheirlivestryingtoforgetbadexperiences.Violenceandtrafficaccidentscanleavepeoplewithterriblephysicalandemotionalscars.Oftentheyrelivetheseexperiencesi

3、nnightmares(恶梦)（76）NowAmericalresearchersthinktheyareclosetodevelopingapill,whichwillhelppeopleforgetbadmemories.Thepillisdesignedtobetakenimmediatelyafterafrighteningexperience.Theyhopeitmightreduce,orpossiblyerase(抹去)theeffectofpainfulmemories.InNovember,expertstestedadrugonpeopleintheUSandF

4、rance.Thedrugstopsthebodyreleasingchemicalsthatfixmemoriesinthebrain.(77)Sofartheresearchhassuggestedthatonlytheemotionaleffectsofmemoriesmaybereduced,notthatthememoriesareerased.Theresearchhascausedagreatdealofargument.Somethinkitisabadidea,whileotherssupportin.Supporterssayitcouldleadtopills

5、thatpreventortreatsoldierstroublingmemoriesafterwar.Theysaythattherearemanypeoplewhosufferfromterriblememories.“Somememoriescanruinpeople’slives.Theycomebacktoyouwhenyoudon’twanttohavetheminadaydreamornightmaretheyusuallycomewithverypainfulemotions,”saidRogerPitman,aprofessorofpsychiatryatHarv

6、ardMedicalSchool.“thiscouldrelievealotofthatsuffering.”Butthosewhoareagainsttheresearchsaythatitisverydangeroustochangememoriesbecausememoriesgiveusouridentity(特质).Theyalsohelpusallavoidthemistakesofthepast.“Allofuscanthinkofbadeventsinourlivesthatwerehorribleatthetimebutmakeuswhoweare,I’mnots

7、urewewanttowipethosememoriesout,”saidRebeccaDresser,amedicalethicist.1.Thepassageismainlyabout________.A.anewmedicalinventionB.anewresearchonmemoriesC.awayoferasingpainfulmemoriesD.anargumentabouttheresearchonthepill168北京大学资源东楼1526室电话：6