大学英语四级试题及参考答案.docx

大学英语四级试题及参考答案.docx

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大学英语四级试题及参考答案

2007年12月大学英语四级试题及参考答案

2007年12月大学英语四级试题及参考答案

PartIWriting（30minutes）

Whatelectivestochoose

1.各大学开设了各种各样的选修课

2.学生因为各种原因选择了不同的选修课

3.以你自己为例……

PartIIReadingComprehension（SkimmingandScanning）（15minutes）

UniversitiesBranchOut

Asneverbeforeintheirlonghistory,universitieshavebecomeinstrumentsofnationalcompetitionaswellasinstrumentsofpeace.Theyaretheplaceofthescientificdiscoveriesthatmoveeconomiesforward,andtheprimarymeansofeducatingthetalentrequiredtoobtainandmaintaincompetitiveadvantage.Butatthesametime,theopeningofnationalborderstotheflowofgoods,services,informationandespeciallypeoplehasmadeuniversitiesapowerfulforceforglobalintegration,mutualunderstandingand

studentsearn30percentofthedoctoraldegreesawardedintheUnitedStatesand38percentofthoseintheUnitedKingdom.Andthenumbercrossingbordersforundergraduatestudyisgrowingaswell,to8percentoftheundergraduatesatAmerica’sbestinstitutionsand10percentofallundergraduatesintheU.K.IntheUnitedStates,20percentofthenewlyhiredprofessorsinscienceandengineeringareforeign-born,andinChinamanynewlyhiredfacultymembersatthetopresearchuniversitiesreceivedtheirgraduateeducationabroad.

Universitiesarealsoencouragingstudentstospendsomeoftheirundergraduateyearsinanothercountry.InEurope,morethan140,000studentsparticipateintheErasmusprogrameachyear,takingcoursesforcreditinoneof2,200participatinginstitutionsacrossthecontinent.AndintheUnitedStates,institutionsarehelpingplacestudentsinsummerinternships（实习）abroadtopreparethemforglobalcareers.YaleandHarvardhaveledtheway,offeringeveryundergraduateatleastoneinternationalstudyorinternshipopportunity-andprovidingthefinancialresourcestomakeitpossible.

Globalizationisalsoreshapingthewayresearchisdone.Onenewtrendinvolvessourcingportionsofaresearchprogramtoanothercountry.YaleprofessorandHowardHughesMedicalInstituteinvestigatorTianXudirectsaresearchcenterfocusedonthegeneticsofhumandiseaseatShanghai’sFudanUniversity,incollaborationwithfacultycolleaguesfrombothschools.TheShanghaicenterhas95employeesandgraduatestudentsworkingina4,300-square-meterlaboratoryfacility.Yalefaculty,postdoctorsandgraduatestudentsvisitregularlyandattendvideoconferenceseminarswithscientistsfrombothcampuses.Thearrangementbenefitsbothcountries;Xu’sYalelabismoreproductive,thankstothelowercostsofconductingresearchinchina,andChinesegraduatestudents,postdoctorsandfacultygeton-the-jobtrainingfromaworld-classscientistandhisU.S.team.

Asaresultofitsstrengthinscience,theUnitedStateshasconsistentlyledtheworldinthecommercializationofmajornewtechnologies,fromthemainframecomputerandtheintegratedcircuitofthe1960stotheInternetinfrastructure（基础设施）andapplicationssoftwareofthe1990s.Thelinkbetweenuniversity-basedscienceandindustrialapplicationisoftenindirectbutsometimeshighlyvisible:

SiliconValleywasintentionallycreatedbyStanfordUniversity,andRoute128outsideBostonhaslonghousedcompaniesspunofffromMITandHarvard.Aroundtheworld,governmentshaveencouragedcopyingofthismodel,perhapsmostsuccessfullyinCambridge,England,whereMicrosoftandscoresofotherleadingsoftwareandbiotechnologycompanieshavesetupshoparoundtheuniversity.

Forallitssuccess,theUnitedStatesremainsdeeplyhesitantaboutsustainingtheresearch-universitymodel.Mostpoliticianrecognizethelinkbetweeninvestmentinscienceandnationaleconomicstrength,butsupportforresearchfundinghasbeenunsteady.ThebudgetoftheNationalInstitutesofHealthdoubledbetween1998and2003,buthasrisenmoreslowlythaninflationsincethen.Supportforthephysicalsciencesandengineeringbarelykeptpacewithinflationduringthatsameperiod.Theattempttomakeuplostgroundiswelcome,butthenationwouldbebetterservedbysteady,predictableincreasesinsciencefundingattherateoflong-termGDPgrowth,whichisontheorderofinflationplus3percentperyear.

Americanpoliticianshavegreatdifficultyrecognizingthatadmittingmoreforeignstudentscangreatlypromotethenationalinterestbyincreasinginternationalunderstanding.Adjustedforinflation,publicfundingforinternationalexchangesandforeign-languagestudyiswellbelowthelevelsof40yearsago.InthewakeofSeptember11,changesinthevisaprocesscausedadramaticdeclineinthenumberofforeignstudentsseekingadmissiontoU.S.Universities,andacorrespondingsurgeinenrollmentsinAustralia,SingaporeandtheU.K.ObjectionsfromAmericanuniversityandbusinessleadersledtoimprovementsintheprocessandarevers