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2000年专四听力答案PARTIDICTATIONWhatWeKnowAboutLanguageManythingsaboutlanguageareamysteryandwillremainso./However,wenowdoknowsomethingaboutit./First,weknowthatallhumanbeingshavealanguageofsomesort./Nohumanraceanywhereonearthissobackward/thatithasnolanguageofitsownatall./Second,thereisnosuchthingasaprimitivelanguage./Therearemanypeoplewhoseculturesareundeveloped,/butthelanguagestheyspeakarebynomeansprimitive./Inallthelanguagesexistingintheworldtoday,/therearecomplexitiesthatmusthavebeendevelopedforyears./Third,weknowthatalllanguagesareperfectlyadequate./Eachisaperfectmeansofexpressingitsculture./Andfinally,weknowthatlanguagechangesovertime,/whichisnaturalandnormalifalanguageistosurvive./Thelanguagewhichremainsunchangedisnothingbutdead.PARTⅡLISTENINGCOMPREHENSIONSECTIONACONVERSATIONSQuestions1to3arebasedonthefollowingconversation.M:Jill,haveyouregisteredwiththenextsemester?W:Notyet,there'sstillsomethingthatI'mnotsure.DoyouknowifProfessorSmith'seconomics102isstillavailabletoallundergraduatestudents?M:No,Idon'tthinkso.LastsemesterItriedtoregisterinthatcoursebutalltheotherpeopletoldmenotto.W:Whynot?M:TheysaidthatmylackofknowledgeinhighermathematicsmightbeanobstacleinunderstandingProfessorSmith'stheory.W:Really?M:(I)JacktqldmethatProfessorSmithusuallyuseslotsofformulasinsideclass.Soyou'dbettermakesurethatyouareextremelyfamiliarwiththeseformulasifyouareseriouslyconsideringtakinghiscourse.W:WhatashameI(2)MyfriendsalltoldmethatProfessorSmithhaslotsoforiginalideasandhereallycanstimulatestudentstothink.ButIdon'tthinkIhavethemathematicalskillstokeepupwiththeothers.M:lfyouwanttotakethecoursesomuch,whydon'tyouregisterinacourseinhighermathematicsfirst?W.ButI'mafraidthatIwillmissProfessorSmith'scoursewhenIfinishthemathematicscourse.M:Hey,IheardthatProfessorSmithwouldgivethesamecourseinthesemesterthatstartsnextfall.(3)Whydon'tyoutakeayear'shighermathematicsandregisterineconomics102thenextfall?W:Thatsoundsagoodidea.I.[B]推断题。根据''TheysaidthatmylackofknowledgeinhighermathematicsmightbeanobstacleinunderstandingProfessorSmith'stheory.可知，缺少高等数学知识会阻碍理解史密斯教授的理论，所以学习经济学需要有高等数学知识，因而[B]项伟正确答案。2.[D]细节题。文中提到''MyfriendsalltoldmethatProfessorSmithhaslotsoforiginalideasandhereallystimulatestudentstothink.”由此可知，史密斯教授有很很多新颖的观点，斌且能够激发学生思考。句中original意为“独创的，新颖的”，[D]项中possess意为“拥有”，因而[D]项为正确答案。3.[B]细节题。文中提到''Whydon'tyoutakeayear'shighermathematicsandregisterineconomics102thenextfall?”由此可知，他建议今年学习高等数学，明年秋天学习经济学，因而[B]项为正确答案。Questions4to6arebasedonthefollowingconversation.M;Doyouwanttogotoabiguniversityorasmallone?W:(4)1thinkI'drathergotoasmalluniversity,sotheclasseswouldn'tbesolarge.M:Doyouwanttogooutofthestateorstayhere?W:lwanttostayinthestate,soIwillbeclosetohome.M:Itsurewouldbenicetobecloseenoughtocomehomeonweekendswhenyouwantto.Howaboutapublicorprivateuniversity?W:Well,(6)Iliketheatmosphereofaprivatechurch-ownedschool.Thestudentsaremoreseriousaboutschool,andtherearen'talotofparties.M:Yes,butprivateuniversitiesaresoexpensive.Howareyougoingtopayforit?W:(5)I'veappliedforamusicscholarship,andmyparentswillbeabletohelppayforsomeoftheexpenses.Whataboutyou?Whatareyougoingtodoaftergraduation?M:I'mgoingtoOregonStateUniversity.W:0h,lknowalotofkidswho'vegonethereandreallylikeit.Whydoyouchooseit?M;Well,alotofmyfriendsaregoingthere,andtheschoolhasagoodteacherpreparationprogram.I'vealwayswantedtobeateacher.I'mreallyexcitedaboutthelifeatcollege.W:Well,goodluck.M:Youtoo.Seeyoulater.4.[B]细节题。文中提到“I'drathergotoasmalluniversity,sotheclasseswouldn'tbesolarge.”有此可知，她愿意去规模小的大学，因为班级的人数不会太多，因此[B]项为正确答案。5.[D]细节题。文中提到“I'veappliedforamusicscholarship,andmyparentswillbeabletohelppayforsomeoftheexpenses.”由此可知，她已申请了奖学金，并且她的父母可以帮助她支付部分学费，因而[D]项为正确答案。6.[C]细节题。文中提到“Iliketheatmosphereofaprivatechurch-ownedschool…，andtherearen'talotofparties.”由此可知，私利教会学校没有很多派对，因此[C]项的叙述错误，为正确答案。由“...aprivatechurch-ownedschool.Thestudentsaremoreseriousaboutschool...”可知,私立教堂学校的学生更加认真,因为[A]项的叙述正确;由“butprivateuniversitiesaresoexpensive.”可知,私立大学学费昂贵,因此[B]项的叙述正确;由“Well,Iliketheatmosphereofaprivatechurch-ownedschool.”可知,她喜欢私立教会学校的氛围,因而[D]项的叙述正确。Questions7to10arebasedonthefollowingconversation.W:Gosh!Fred,anothercupofcoffee?That'syourthirdsincelunch,M:Yeah.Well,(7)Istayedupallnightworkingformyhistoryexam.Icouldn'tkeepmyeyesopeninmylastclass.I'mhavingthiscoffeesoIcanstayawakethisafternoon.W:Don'tyouknowthatdrinkingtoomuchcoffeeisharmful?M:Whatdoyoumeanbyharmful?W:Well,foronethingitmaycauseheartdisease.M:Nah.(8)Mostoftheresearchaboutthelinkbetweencoffeeandtheheartdiseaseisinconclusive.W:Butcoffeehascaffeinewhichisaddictive.M:lcan'tbecomeaddictedtocaffeinelikeotherdrugs.W:Yes,youcan.Don'tyouknowthatpeoplewhoaredeprivedofcaffeinesufferfromdrawsymptoms,esp.headaches.M:0necureforheadaches,oddlyenough,iscaffeine.Haven'tyouevernoticedthatmanyover-the-counterheadacheremediesusecaffeineasoneoftheiringredients?Besides,coffeehelpsmeworkfaster.W:(9)Studieshaveshownthatcoffeemakesyouworkfasterbutnotnecessarilybetter.Youmayfinishyourexaminashorterperiodoftimebutyouwon'thavefewererrors.M:Youknowthatsodayouaredrinkinghascaffein