大学英语六级cet6全真试题附答案 新Word文档下载推荐.docx
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大学英语六级cet6全真试题附答案 新Word文档下载推荐.docx
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SpaceTourism
Makeyourreservationsnow.Thespacetourismindustryisofficiallyopenforbusiness,andticketsaregoingforamere$20millionforaone-weekstayinspace.DespitereluctancefromNationalAirandSpaceAdministration(NASA),RussiamadeAmericanbusinessmanDennisTitotheworld’sfirstspacetourist.TitoflewintospaceaboardaRussianSoyuzrocketthatarrivedattheInternationalSpaceStation(ISS)onApril30,2001.Thesecondspacetourist,SouthAfricanbusinessmanMarkShuttleworth,tookoffaboardtheRussianSoyuzonApril25,2002,alsoboundfortheISS.
LanceBassof’NSyncwassupposedtobethethirdtomakethe$20milliontrip,buthedidnotjointhethree-mancrewastheyblastedoffonOctober30,2002,duetolackofpayment.ProbablythemostincredibleaspectofthisproposedspacetourwasthatNASAapprovedofit.
Thesetripsarethebeginningofwhatcouldbeaprofitable21stcenturyindustry.Therearealreadyseveralspacetourismcompaniesplanningtobuildsuborbitalvehiclesandorbitalcitieswithinthenexttwodecades.Thesecompanieshaveinvestedmillions,believingthatthespacetourismindustryisonthevergeoftakingoff.
In1997,NASApublishedareportconcludingthatsellingtripsintospacetoprivatecitizenscouldbeworthbillionsofdollars.AJapanesereportsupportsthesefindings,andprojectsthatspacetourismcouldbea$10billionperyearindustrywithinthenexttwodecades.Theonlyobstaclestoopeningupspacetotouristsarethespaceagencies,whoareconcernedwithsafetyandthedevelopmentofareliable,reusablelaunchvehicle.
SpaceAccommodations
Russia’sMirspacestationwassupposedtobethefirstdestinationforspacetourists.ButinMarch2001,theRussianAgencybroughtMirdownintothePacificOcean.Asitturnedout,bringingdownMironlytemporarilydelayedthefirsttouristtripintospace.
TheMircrashdidcancelplansforanewreality-basedgameshowfromNBC,whichwasgoingtobecalledDestinationMir.Thesurvivor-likeTVshowwasscheduledtoairinfall2001.ParticipantsontheshowweretogothroughtrainingatRussia’scosmonaut(宇航员)trainingcenter,StarCity.Eachweek,oneoftheparticipantswouldbeeliminatedfromtheshow,withthewinnerreceivingatriptotheMirspacestation.TheMircrashhasruledoutNBC’sspaceplantsfornow.NASAisagainstbeginningspacetourismuntiltheInternationalSpaceStationiscompletedin2006.
Russiainnotaloneinitsinterestinspacetourism.Thereareseveralprojectsunderwaytocommercializespacetravel.Hereareafewofthegroupsthatmighttaketouriststospace:
SpaceIslandGroupisgoingtobuildaring-shaped,rotating“commercialspaceinfrastructure(基础结构).”SpaceIslandsaysitwillbuilditsspacecityoutofofemptyNASAspace-shuttlefueltanks(tostart,itshouldtakearound12orso),andplaceitabout400milesaboveEarth.Thespacecitywillrotateonceperminutetocreateagravitationalpullone-thirdasstrongasEarth’s.
Accordingtotheirvisionstatement,SpaceAdventuresplantsto“flytentsofthousandsofpeopleinspaceoverthenext10-15yearsandbeyond,aroundthemoon,andback,fromspaceportsbothonEarthandinspace,toandformprivatespacestations,andaboarddozensofdifferentvehicles…”
EvenHiltonHotelshasshowninterestinthespacetourismindustryandthepossibilityofbuildingorco-fundingaspacehotel.However,thecompanydidsaythatitbelievessuchaspacehotelis15to20yearsaway.
Initially,Spacetourismwilloffersimpleaccommodationsatbest.Forinstance,ifthe
InternationalSpaceStationisusedasatouristattraction,guestswon’tfindtheLuxurioussurroundings
ofahotelroomonEarth.Ithasbeendesignedforconductingresearch,notentertainment.However,
thefirstgenerationofspacehotelsshouldoffertouristsamuchmorecomfortableexperience.
InregardtoaconceptforaspacehotelinitiallyplannedbySpaceIsland,suchahotelcouldoffer
guestseveryconveniencetheymightfindatahotelonEarth,andsometheymightnot.Thesmall
gravitationalpullcreatedbytherotatingspacecitywouldallowspace-touristsandresidentstowalk
aroundandfunctionnormallywithinthestructure.Everythingfromrunningwatertoarecyclingplant
tomedicalfacilitieswouldbepossible.Additionally,spacetouristswouldevenbeabletotakespace
walks.
Manyofthesecompaniesbelievethattheyhavetoofferanextremelyenjoyableexperiencein
orderforpassengerstopaythousands,ifnotmillions,ofdollarstorideintospace.Sowillspacecreate
anotherseparationbetweenthehavesandhave-nots?
TheMostExpensiveVacation
Willspacebeanexoticretreatreservedforonlythewealthy?
Orwillmiddle-classfolkshaveachancetotaketheirfamiliestospace?
Makenomistakeaboutit,goingtospacewillbethemostexpensivevacationyouevertake.Pricesrightnowareinthetensofmillionsofdollars.Currently,theonlyvehiclesthatcantakeyouintospacearethespaceshuttleandtheRussianSoyuz,bothofwhichareterriblyinefficient.Eachspacecraftrequiresmillionsofpoundsoffueltotakeoffintospace,whichmakesthemexpensivetolaunch.Onepoundofpayload(有效栽载重)costsabout$10,000toputintoEarth’sorbit.
NASAandLockheedMartinarecurrentlydevelopingasingle-stage-to-orbitlaunchspaceplane,calledtheVentureStar,thatcouldbelaunchedforaboutatenthofwhatthespaceshuttlecoststolaunch.IftheVentureStartakesoff,thenumberofpeoplewhocouldaffordtotakeatripintospacewouldmoveintothemillions.
In1998,ajointreportfromNASAandtheSpaceTransportationAssociationstatedthatimprovementsintechnologycouldpushfaresforspacetravelaslowas$50,000,andpossiblydownto$20,000or$10,000adecadelater.Thereportconcludedthatataticketpriceof$50,000,therecouldbe500,000passengersflyingintospaceeachyear.Whilestillleavingoutmanypeople,thesepriceswouldopenupspacetoatremendousamountoftraffic.
Sincethebeginningofthespacerace,thegeneralpublichassaid,“Isn’tthatgreat-whendoIgettogo?
”Well,ourchancemightbecloserthanever.Withinthenext20Years,spaceplanescouldbetakingofffortheMoonatthesamefrequencyasairplanesflyingbetweenNewYorkandLosAngeles.
1.LanceBasswasn’tabletogoonatourofspacebecauseofhealthproblems.
2.Severaltourismcompaniesbelievespacetravelisgoingtobeanewprofitableindustry.
3.Thespaceagenciesarereluctanttoopenupspacetotourists.
4.TwoAustralianbillionaireshavebeenplacedonthewaitinglistforenteringspaceasprivatepassengers.
5.
Theprizeforthewinnerinthefall2001NBCTVgameshowwouldhavebeen________.
6.HiltonHotelsbelievesitwon’tbelongbeforeitispossibletobuilda______________.
7.Inorderforspacetouriststowalkaroundandfunctionnormally,itisnecessaryforthespacecitytocreatea________________.
8.Whatmakesgoingtospacethemostexpensivevacationistheenormouscostinvolvedin______.
9.Eachyear500,000spacetouristscouldbeflyingintospaceifticketpricescouldbeloweredto_________.
10.Withinthenexttwodecades,__________couldbeascommonasintercityairtravel.
PartIIIListeningComprehension
(35minutes)
11.A)Dr.Smith’swaitingroomisn’ttidy.
B)Dr.Smithenjoysreadingmagazines.
C)Dr.Smithhasleftagoodimpressiononher.
D)Dr.Smithmaynotbeagoodchoice.
12.A)Themanwillrenttheapartmentwhenitisavailable.
B)Themanmadeabargainwiththelandladyovertherent.
C)Themaninsistsonhavingalookattheapartmentfirst.
D)Themanisnotfullysatisfiedwiththeapartment.
13.A)Packinguptogoabroad.
B)BrushinguponherEnglish.
C)DrawingupaplanforherEnglishcourse.
D)ApplyingforavisatotheUnitedStates.
14.A)Heisanxioustofindacureforhishighbloodpressure.
B)Hedoesn’tthinkhighbloodpressureisaproblemforhim.
C)Hewasnotawareofhisillnessuntildiagnosedwithit.
D)Hedidnottakethesymptomsofhisillnessseriously.
15.A)ToinvestigatethecausesofAIDS.
B)ToraisemoneyforAIDSpatients.
C)TorallysupportforAIDSvictimsinAfrica.
D)TodrawattentiontothespreadofAIDSinAsia.
16.A)Ithasaverylonghistory.
B)Itisaprivateinstitution.
C)ItwasfoundedbyThomasJefferson.
D)Itstressesthecomprehensivestudyofnature.
17.A)Theycan’tfitintothemachine.
B)Theyhavenotbeendeliveredyet.
C)Theyweresenttothewrongaddress.
D)Theywerefoundtobeofthewrongtype.
18.A)Thefoodservedinthecafeteriausuallylacksvariety.
B)Thecafeteriasometimesprovidesrarefoodforthestudents.
C)Thestudentsfindtheserviceinthecafeteriasatisfactory.
D)Thecafeteriatrieshardtocatertothestudents’needs.
Questions19to22arebasedontheconversationyouhavejustheard.
19.A)Hepickedupsomeapplesinhisyard.
B)Hecutsomebranchesofftheappletree.
C)Hequarreledwithhisneighboroverthefence.
D)Hecleanedupallthegarbageinthewoman’syard.
20.A)Trimtheappletreesinheryard.
B)Pickuptheapplesthatfellinheryard.
C)Takethegarbagetothecurbforher.
D)Removethebranchesfromheryard.
21.A)Filealawsuitagainsttheman.
B)Askthemanforcompensation.
C)Havetheman’sapple
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