大学英语六级考试真题及答案.docx
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大学英语六级考试真题及答案.docx
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大学英语六级考试真题及答案
2008年6月21日大学英语六级真题及答案
PartⅠWriting(30minutes)
WillE-booksReplaceTraditionalBooks?
1.随着信息技术的发展,电子图书越来越多
2.有人认为电子图书会取代传统图书,理由是……
3.我的看法
注意:
此部分试题在答题卡1上
PartⅡReadingComprehension(SkimmingandScanning)(15minutes)
Directions:
Inthispart,youwillhave15minutestogooverthepassagequicklyandanswerthequestionsonAnswerSheet1Forquestions1-7,choosethebestanswerfromthefourchoicesmarkedA),B),C)andD.Forquestions8-10,completethesentenceswiththeinformationgiveninthepassage.
Whatwilltheworldbelikeinfiftyyears?
Thisweeksometopscientists,includingNobelPrizewinners,gavetheirvisionofhowtheworldwilllookin2056,frongas-poweredcarstoextraordinaryhealthadvances,JohnInghamreportsonwhattheworld’sfinestmindsbelieveourfutureswillbe.
Forthoseofusluckyenoughtolivethatlong,2056willbeaworldofalmostperpetualyouth,whereobesityisaremotememoryandrobotsbecomeourcompanions.
Wewillberubbingshoulderswithaliensandcolonizingouterspace.Betterstill,ourdescendantsmightatlastliveinaworldatpeacewithitself.
Thepredictionisthatwewillhavefoundasourceofinexbaustible,safe,greenenergy,andthatsciencewillhavekilledoffreligion.Iftheyarerightwewillhaveremovedtwoofthemaincausesofwar-ourdependenceonoilandreligiousprejudice.
Willwereally,astoday’sscientistsclaim,beabletoliveforeveroratleastcheattheageingprocesssothattheaveragepersonlivesto150?
Ofcourse,allthesepredictionscomewithascientifichealthwarning.HarvardprofessorStevenPinkersays:
“Thisisaninvitationtolookfoolish,aswiththepredictionsofdomedcitiesandnuclear-poweredvacuumcleanersthatweremade50yearago.”
Livinglonger
AnthonyAtala,directoroftheWakeForestInstituteinNorthCarolina,belivesfailingorganswillberepairedbyinjectingcellsintothebody.Theywillnaturallytostraighttotheinjuryandhelphealit.Asystemofinjectionswithoutneedlescouldalsoslowtheageingprocessbyusingthesameprocessto“tune”cells.
BruceLahn,professorofhumangeneticsattheUniversityofChicago,anticipatestheabilitytoproduce“unlimitedsupplies”oftransplantablehumanorganswithouttheneededaneworgan,suchaskidney,thesurgeonwouldcontactacommercialorganproducer,givehimthepatient’simmuno-logicalprofileandwouldthenbesentakidneywiththecorrecttissuetype.
Theseorganswouldbeentirelycomposedofhumancells,grownbyintroducingthemintoanimalhosts,andalloweingthemtodeveoopintoandorganinplaceoftheanimal’sown.ButProf.Lahnbelievesthatfarmedbrainswouldbe“offlimits”.Hesays:
“Veryfewpeoplewouldwanttohavetheirbrainsreplacedbysomeoneelse’sandweprobablydon’twanttoputahumanbrainingananimalbody.”
RichardMiller,aprofessorattheUniversityofMichigan,thinksscientistcoulddevelop“anthenticanti-ageingdrugs”byworkingouthowcellsinlargeranimalssuchaswhalesandhumanresistmanyformsofinjuries.Hesays:
“It’sisnowroutine,inlaboratorymammals,toextendlifespanbyabout40%.Turningonthesameprotectivesystemsinpeopleshould,by2056,createthefirstclassof100-year-oldswhoareasvigorousandproductiveastoday’speopleintheir60s”
Aliens
ConlinPillinger,professorofplanerarysciencesattheOpenUniversity,says:
”IfancythatatleastwewillbeabletoshowthatlifedidistarttoevolveonMarswellasEarth.”Within50yearshehopesscientistswillprovethatalienlifecamehereinMartianmeteorites(陨石).
ChrisMcKay,aplanetaryscientistatNASA’sAmesResearchCenter.believesthatin50yearswemayfindevidenceofalienlifeinancientpermanentforstofMarsoronotherplaners.
Headds:
”ThereisevenachancewewillfindalienlifeformshereonEarth.ItmightbeasdifferentasEnglishistoChinese.
PricetonprofessorFreemanDysonthinksit“likely”thatlifeformouterspacewillbediscovereddefore2056becausethetoolsforfindingit,suchasopticalandradiodetectionanddataprocessing,areimproving.
Heays:
”Assoonasthefirstevidenceisfound,wewillknowwhattolookforandadditionaldiscoveriesarelikelytofollowquickly.Suchdiscoveriesarelikelytohaverevolutionaryconsequencesforbiology,astronomyandphilosophy.Theymaychangethewaywelookatourselvesandourplaceintheuniverse.
Coloniesinspace
RichardGottprofessorofastrophysicsatPrinceton,hopesmanwillsetupaself-sufficientcolonyonMars,whichwouldbea“lifeinsurancepolicyagainstwhatevercatastrophes,naturalorotherwise,mightoccuronEarth.
“TherealspaceraceiswhetherwewillcoloniseoffEarthontootherworldsbeforemoneyforthespaceprogrammerunsout.”
Spinalinjuries
EllenHeber-Katz,aprofessorattheWistarInstitudeinPhiladelphia,foreseescuresforinijuriescausingparalysissuchastheonethatafflicatedSupermanstarChristopherReeve.
Shesays:
”Ibelievethatthedayisnotfaroffwhenwewillbeabletoprofescribedrugsthatcauseseveres(断裂的)spinalcordstoheal,heartstoregenerateandlostlimbstoregrow.
“Peoplewillcometoexpectthatinjuredordiseasedorgansaremeanttoberepairedfromwithin,inmuchthesamewaythatwefixanapplianceorautomobile:
byreplancingthedamagedpartwithamanufacturer-certifiednewpart.”Shepredictthatwithin5to10yearsfingersandtoeswillberegrownandlimbswillstarttoberegrownafewyearslater.Repariestothenervoussystemwillstartwithopticnervesand,intime,thespinalcord.”Within50yearswholebodyreplacementwillberoutine,”Prof.Heber-Katzadds.
Obesity
SydneyBrenner,seniordistinguishedfellowoftheCrick-JacobsCenterinCalifornia,wonthe2002NoblelPrizeforMedicineandsaysthatifthereisaglobaldisastersomehumanswillsurvive-andevolitionwillfavoursmallpeoplewithbodieslargeenoughtosupporttherequiredamountofbrainpower.”Obesity,”hesays.”willhavebeensolved.”
Robots
RodneyBrooks,professorofroboticeatMIT,saystheproblemsofdevelopingartificialintelligenceforrobotswillbeatleastpartlyovercome.Asaresult,”thepossibilitiesforrobotsworkingwithpeoplewillopenupimmensely”
Energy
BillJoy,greentechnologyexpertinCalifomia,says:
”Themostsignificantbreakthroughtwouldbetohaveaninexhaustiblesourceofsafe,greenenergythatissubstantiallycheaperthananyexistingenergysource.”
Ideally,suchasourcewouldbesafeinthatitcouldnotbemadeintoweaponsandwouldnotmakehazardousortoxicwasteorcarbondioxide,themaingreenhousegasblamedforglobalwarming.
Society
GeoffreyMiller,evolutionarypsychologistattheUniversityofNewMexico,says:
”TheUSwillfollowtheUKinrealizingthatreligionisnoraprerequisite(前提)forordinaryhumandecency.
“This,sciencewillkillreligion-notbyreasonchallengingfaithbutbyofferingamorepractical,uniwersalandrewardingmoralframeworkforhumaninteraction.”
Healsopredictsthat“ahsurdlywasteful”displaysofwealthwillbecomeumfashionablewhiletheimportanceofclose-knitcommunitiesandfamilieswillbecomeclearer.
Thesetherechanger,hesays,willhelpmakeusall”brighe\ter,wiser,happierandkinder”.
注意:
此部分试题请在答题卡1上作答。
1.Whatisjohnlngham’sreportabout?
A)Asolutiontotheglobalenergycrisis
B)Extraordinaryadvancesintechnology.
C)Thelatestdevelopmentsofmedicalscience
D)Scientists’visionoftheworldinhalfacentury
2.AccordingtoHarvardprofessorStevenPinker,predictionsaboutthefuture_____.
A)mayinvitetrouble
B)maynotcometrue
C)willfoolthepublic
D)domoreharmthangood
3.ProfessorBruceLahnoftheUniversityofChicagopredictsthat____.
A)humanswon’thavetodonateorgansfortransplantation
B)morepeoplewilldonatetheirorgansfortransplantation
C)animalorganscouldbetransplantedintohumanbodies
D)organtransplantationwon’tbeasscaryasitistoday
4.AccordingtoprofessorRichardMilleroftheUniversityofMichigarr,proplewill____.
A)lifeforaslongastheywish
B)berelievedfromallsufferings
C)lifeto100andmorewithvitality
D)beabletolivelongerthanwhales
5.PricetonprofessorFreemanSysonthinksthat____.
A)scientistswillfindalienlifesimilartoours
B)humanswillbeabletosettleonMars
C)alienlifewilllikelybediscovered
D)lifewillstarttoevolveonMars
6.AccordingtoPrincetonprofessorRichardGott,bysettingupaself-sufficientcolonyonMars,
Humans_____.
A)Mightsurvieallcatastrophesonearth
B)Mightacquireamplenaturalresources
C)WillbeabletotraveltoMarsfreely
D)Willmovetheretoliveabetterlife
7.EllenHeber-Katz,professorattheWistarInstitueinPhiladelpia,predictsthat_____.
A)humanorganscanbumanufacturedlikeappliances
B)peoplewillbeasstronganddymamicassupermen
C)humannervescanbereplancedbyopticfibers
D)lostfingersandlimbswillbeabletoregrow
8.rodneyBrookssaysthatitwillbepossibleforrobotstoworkwithhumansasaresultorthedevelopmentof__artificaialintelligenceforrobots_____
9.ThemostsignificantbreakthroughpredictedbyBilljoywillbeaninexhaustiblegreenenergysourcethatcan’tbeusedtomake__pollutions___________
10AccordingtoGeoffreyMiller,sciencewillofferamorepractical,universalandrewardingmoralframeworkinplaceof_________religion_______
PartIIIListeningComprehension(35minutes)
SectionA
Directions:
Inthissection,youwillhear8shortconversationsand2longconversations.Attheendofeachconversation,oneormorequestionswillbeaskedaboutwhatwassaid.Boththeconversationandthequestionswillbespokenonlyonce.Aftereachquestiontherewillbeapause.Duringthep
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