2021年12月英语六级真题及答案解析(卷一)

Part川ReadingComprehensionSectionAAsitis,sleepissoundervaluedthatgettingbyonfewerhourshasbecomeabadgeofhonor.Plus,weliveinaculturethat(37)tothelate-nighter,from24-hourgrocerystorestoonlineshoppingsitesthatneverclose.It'snosurprise,then,thatmorethanhalfofAmericanadultsdon'tgetthe7to9hoursofshut-eyeeverynightas(38)bysleepexperts.Whetherornotwecancatchuponsleep-ontheweekend,say-isahotly(39)topicamongsleepresearches.Thelatestevideneesuggeststhatwhileitisn't(40),itmighthelp.WhenLiu,theUCLAsleepresearcherandprofessorofmedicine,brought(41)sleep-restrictedpeopleintothelabforaweekendofsleepduringwhichtheyloggedabout10hourspernight,theyshowed(42)intheabilityofinsulin(胰岛素)toprocessbloodsugar.Thatsuggeststhatcatchupsleepmayundosomebutnotallofthedamagethatsleep(43)causes,whichisencouraginggivenhowmanyadultsdon'tgetthehourstheyneedeachnight.Still,Liuisn't(44)toendorsethehabitofsleepinglessandmakingupforitlater.Sleepingpills,whilehelpfulforsome,arenot(45)aneffectiveremedyeither.“Asleepingpillwill(46)oneareaofthebrain,butthere'snevergoingtobeaperfectsleepingpill,becauseyoucouldn'treallyreplicates(复制)thedifferentchemicalsmovinginandoutofdifferentpartsofthebraintogothroughthedifferentstagesofsleep,"saysDr.NancyCollop,directoroftheEmoryUniversitySleepCenter.【题干】【选项】alternativelycaterschronicallydebateddeprivationidealimprovementsnecessarilyl.negotiatedJ.pierceK.presumptionreadyM.recommendedN.surpassesO.target【】B，所以用第三人称【解析】caterto表示"迎合"的意思，空白处前提到aculture单数caters。【题干】【选项】alternativelycaterschronicallydebateddeprivationidealimprovementsnecessarilyl.negotiatedJ.pierceK.presumptionreadyM.recommendedN.surpassesO.target【答案】M9小时睡眠时【解析】空白处后有介词by,因此空白处前要填一个动词，与后文匹配,recommendedby符合题意，大多数美国人都达不到由睡眠专家建议的7—间。【题干】【选项】alternativelycaterschronicallydebateddeprivationidealimprovementsnecessarilyl.negotiatedJ.pierceK.presumptionreadyM.recommendedN.surpassesO.target【答案】D【解析】空白处前有hotly这个词，后有topic，说明这是个热门的话题，要填一个形容词，debated讨论的，符合题意。【题干】【选项】alternativelycaterschronicallydebateddeprivationidealimprovementsnecessarilyl.negotiatedJ.pierceK.presumptionreadyM.recommendedN.surpassesO.target【答案】F【解析】通过while...mighthelp.可以看出，文章中提到尽管在假日补充睡眠并不是理想的，ideal符合语境。【题干】【选项】alternativelycaterschronicallydebateddeprivationidealimprovementsnecessarilyl.negotiatedJ.pierceK.presumptionreadyM.recommended“.surpassesO.target【答案】C【解析】空白处后为形容词，空白处需要填副词做修饰，chronically意思为“长期地'’修饰“有睡眠困扰的人'’符合题意。【题干】【选项】alternativelycaterschronicallydebateddeprivationidealimprovementsnecessarilyl.negotiatedJ.pierceK.presumptionreadyM.recommended“.surpassesO.target【答案】G【解析】空白处前有showed，因此空白处填一个名词更贴切，G选项improvements符合语境。【题干】【选项】alternativelycaterschronicallydebateddeprivationidealimprovementsnecessarilyl.negotiatedJ.pierceK.presumptionreadyM.recommendedN.surpassesO.target【答案】E【解析】题意为：补眠可以修复一局部并不是全部的由睡眠〔〕造成的损害。所以sleep后面应该接一个名词，组成“睡眠匮乏'’符合语境。【题干】【选项】alternativelycaterschronicallydebateddeprivationidealimprovementsnecessarilyl.negotiatedJ.pierceK.presumptionreadyM.recommendedN.surpassesO.target【答案】L【解析】根据文中“没有…去做某事〃，推测出空格填一个形容词,“Liu尚未准备好去承受这个习惯"。【题干】【选项】alternativelycaterschronicallydebateddeprivationidealimprovementsnecessarilyl.negotiatedJ.pierceK.presumptionreadyM.recommendedN.surpassesO.target【答案】H【解析】空格应该填一个副词修饰be动词。“必须地'’符合语境,ready表示“尽管安眠药对于一些人是有效的，但并不一定是一个有效的解决良方"。【题干】【选项】alternativelycaterschronicallydebateddeprivationidealimprovementsnecessarilyl.negotiatedJ.pierceK.presumptionreadyM.recommendedN.surpassesO.target【答案】O【解析】情态动词will后要跟一个动词原形，target符合，表示“一片安眠药会瞄准大脑的一个区域。SectionBClimatechangemaybereal,butit'sstillnoteasybeinggreen.Theroadtoclimatehellispavedwithourgoodintentions.Politiciansmaytacklepolluterswhilescientistsdobattlewithcarbonemissions.Butthemostpervasiveproblemislessobvious:ourownbehavior.Wegetdistractedbeforewecanturndowntheheating.Webreakourpromisenottoflyafterhearingaboutaneighbour'striptoIndia.Ultimately,wecan'tbebotheredtochangeourattitude.Fortunatelyfortheplanet,socialscieneeandbehaviouraleconomicsmaybeabletodothatforus.Despitemournfulpolarbearsandchartsshowingcarbonemissionssoaring,mostpeoplefindithardtobelievethatglobalwarmingwillaffectthempersonally.RecentpollsbythePewResearchCentreinWashington,DC,foundthat75-80percentofparticipantsregardedclimatechangeasanimportantissue.Butrespondentsrankeditlastonalistofpriorities.Thisinconsistencylargelystemsfromafeelingofpowerlessness."Whenwecan'tactuallyremovethesourceofourfear,wetendtoadaptpsychologicallybyadoptingarangeofdefeneemechanisms,"saysTomCrompton,changestrategistfortheenvironmentalorganizationWordWideFundforNature.Partofthefaultlieswithourinnercaveman.Evolutionhasprogrammedhumanstopaymostattentiontoissuesthatwillhaveanimmediateimpact."Weworrymostaboutnowbecauseifwedon'tsurviveforthenextminute,we'renotgoingtobearoundintenyears'time,"saysProfessorElkeWeberoftheCentreforResearchonEnvironmentalDecisionatColumbiaUniversityinNewYork.IftheThamesforResearchonEnvironmentalDecisionatColumbiaUniversityinNewYork.IftheThamswerelappingaroundBigBen,Londonerswoundfaceuptotheproblemofemissionsprettyquickly.Butinpractice,ourbraindiscountstherisks-andbenefits-associatedwithissuesthatliesomewayahead.MatthewRushworth,oftheDepartmentofExperimentalPsychologyattheUniversityofOxford,seesthisinhislabeveryday."Oneofthewaysinwhichallagentsseemtomakedecisionsisthattheyassignalowerweightingtooutcomesthataregoingtobefurtherawayinthefuture,"hesays."Thisisaverysensiblewayforananimaltomakedecisionsinthewildandwouldhavebeenveryhelpfulforhumansforthousandsofyears."NotanyIonger.Bythetimewewakeuptothethreatposedbyclimatechanges,itcouldwellbetoolate.Anditwe'renotgoingtomakerationaldecisionsaboutthefuture,othersmayhavetohelpustodoso.FewpoliticallibrariesarewithoutacopyofNudge:ImprovingDecisionsAboutHealth.WealthandHappiness,byRichardThalerandCassSunstein.Theyarguethatgovernmentsshouldpersuadeusintomakingbetterdecisions-suchassavingmoreinourpensionplans-bychangingthedefaultoptions.ProfessorWeberbelievesthatenvironmentalpolicycanmakeuseofsimilartactics.If,forexample,buildingcodesincludedgreenconstructionguidelines,mostdeveloperswouldtoolazytochallengethem.心态〕.Defaultsarecertainlypartofthesolution.Butsocialscientistsaremostconcernedaboutcraftingmessagesthatexploitourgroupmentality("Weneedtounderstandwhatmotivatespeople,whatitisthatallowsthemtomakechange."saysProfessorNeilAdger,oftheTyndallCentreforClimateChangeResearchinNorwich."Itisactuallyaboutwhattheirpeersthinkofthem,whattheirsocialnormsare,whatisseenasdesirableinsociety."Inotherwords,ourinnercavemaniscontinuallylookingoverhisshouldertoseewhattherestofthetribeareupto.Thepassiveattitudewehavetoclimatechangeasindividualscanbealteredbycontinuingusin-andmeasuringusagainst-ourpeergroup."Socialnormsareprimitiveandelemental,"saysDr.RobertCialdini,authorofInfluenee:ThePsychologyofPersuasion."Birdsflocktogether,fishschooltogether,cattleherdtogetherjustperceivingnormsisenoughtocausepeopletoadjusttheirbehaviorinthedirectionofthecrowd."Thesenormscantakeusbeyondgoodintensions.CaldiniconductedastudyinSanDiegoinwhichcoathangersbearingmessagesaboutsavingenergywerehungonpeople'sdoors.Someofthemessagesmentionedtheenvironment,somefinancialsavings,otherssocialresponsibility.Butitwastheonesthatmentionedtheactionsofneighboursthatdrovedownpoweruse.Otherstudiesshowthatsimplyprovidingthefacilityforpeopletocomparetheirenergyusewiththelocalaverageisenoughtocausethemtomodifytheirbehaviour.TheConservativesplantoadoptthisstrategybymakingutilitycompaniesprinttheaveragelocalelectricityandgasusageonpeople'sbills.Socialscieneecanalsoteachpoliticianshowtoavoidourcollectivecapacityforself-destructivebehavior.EnvironmentalcampaignsthattellushowmanypeopledriveSUVsunwittingly〔不经意地〕implythatthisbehavioriswidespreadandthuspermissible.Cialdinirecommendssomecarefulframingofthemessage."InsteadofnormalizingtheundesirablebuysyetanotherSUV,itreducesourabilitytobeenergy-independent."Tappingintohowwealreadyseeourselvesiscrucial.Themostsuccessfulenvironmentalstrategywillmarrythegreenmessagetoourownsenseofidentify.Takeyouraveragetradeunionmember,chancesaretheywillbepoliticallymotivatedandbeusedtocollectiveaction-muchlikeEricaGregory.AretiredmemberofthePublicandCommercialServicesUnion,sheissettinguponeof1,100actiongroupswiththesupportofClimateSolidarity,atwo-yearenvironmentalcampaignaimedattradeunionists.Ericaisproofthatagreat-grandmothercanhelptoleadtherevolutionifyougetthepsychologyright-inthiscase,bymatchingherenthusiasmfortheenvironmentwithafondnessfororganizinggroups."Ithinkit'saterrificidea,"shesaysofthecampaign."Theunionbackingitmakesmembersthinktheremustbesomethinginit."Sheisexpectingupto20peopleatthefirstmeetingshehascalled,atherlocalpubintheCornishvillageofPolperro.NickPerks,projectdirectorforClimateSolidarity,believesthissortofactivityiswherethefutureofenvironmentalactionlies."UsingexistingcivilsocietystructuresornetworksisamoreeffectivewayofcreatingchangeandobviouslytradeunionsareoneofthebiggestcivilsocietynetworksintheUK,"hesays.The"LoveFood,HateWaste"campaignenteredintoacollaborationlastyearwithanothersuchnetwork-theWomen'sInstitute.LondonerRachelTaylorjoinedthecampaignwiththeaimofmakingnewfriends.Ayearon,themeetingshavemadelastingchangestowhatshethrowsawayinherkitchen."It'salwaysmoreofanincentiveifyou'redoingitwithotherpeople,"shesays."Itmotivatesyoumoreifyouknowthatyou'vegottoprovidefeedbacktoagroup."Thepowerofsuchsimplepsychologyinfightingclimatechangeisattractingattentionacrossthepoliticalestablishment.IntheUS,theHouseofRepresentativesScienceCommitteehasapprovedabillallocating$10millionayeartostudyingenergy-relatedbehavior.IntheUK,newstudiesareindevelopmentandsocialscientistsareregularlyspottedinBritishgovernmentoffices.Withthehelpofpsychologists,thereisfreshhopethatwemightgogreenafterall.【题干】Whenpeoplefindtheyarepowerlesstochangeasituation,theytendtolivewithit.【选项】TOC\o"1-5"\h\zABCDEFGHI」J.JK.KILM.MN.N0P.P【答案】C【解析】"Whenwecan'tactuallyremovethesourceofourfear,wetendtoadaptpsychologicallybyadoptingarangeofdefeneemechanisms,"【题干】Tobeeffective,environmentalmessagesshouldbecarefullyframed.【选项】TOC\o"1-5"\h\zABCDEFGHI」J.JK.KILM.MN.N0P.P【答案】L【解析】Cialdinirecommendssomecarefulframingofthemessage.【题干】Itisthegovernment'sresponsibilitytopersuadepeopleintomakingenvironment-friendlydecisions.【选项】TOC\o"1-5"\h\zABCDEFGHI」J.JK.KILM.MN.NO.OP.P【答案】G【解析】Theyarguethatgovernmentsshouldpersuadeusintomakingbetterdecisions.【题干】Politiciansarebeginningtorealisetheimportaneeofenlistingpsychologists'helpinfightingclimatechange.【选项】TOC\o"1-5"\h\zABCDEFGHI」J.JK.KILM.MN.NO.0P.P【答案】PTOC\o"1-5"\h\z【解析】P段第一句"Thepowerofsuchsimplepsychologyinfightingclimatechangeisattractingattentionacrossthepoliticalestablishment."【题干】Tofindeffectivesolutionstoclimatechange,itisnecessarytounderstandwhatmotivatespeopletomakechange.【选项】ABCDEFGHI」J.JK.KILM.MN.NO.0P.P【答案】H【解析】"Weneedtounderstandwhatmotivatespeople,whatitisthatallowsthemtomakechange."saysProfessorNeilAdger,oftheTyndallCentreforClimateChangeResearchinNorwich【题干】Intheirevolution,humanshavelearnedtopayattentiontothemosturgentissuesinsteadofIong-termconcerns.【选项】TOC\o"1-5"\h\zABCDEFGHI」J.JK.KILM.MN.N0P.P【答案】D【解析】D第二句Evolutionhasprogrammedhumanstopaymostattentiontoissuesthatwillhaveanimmediateimpact.【题干】Onestudyshowsthatourneighbours'actionsareinfluentialinchangingourbehavior.【选项】TOC\o"1-5"\h\zABCDEFGHI」J.JK.KILM.MN.N0P.P【答案】J【解析】J段最后一句Butitwastheonesthatmentionedtheactionsofneighborsthatdrovedownpoweruse.【题干】Despireclearsignsofglobalwarming,itisnoteasyformostpeopletobelieveclimatechangewilleffecttheirownlives.【选项】TOC\o"1-5"\h\zABCDEFGHI」J.JK.KILM.MN.N0P.P【答案】B【解析】B段第一句Despitemournfulpolarbearsandchartsshowingcarbonemissionssoaring,mostpeoplefindithardtobelievethatglobalwarmingwillaffectthempersonally.【题干】Weshouldtakeourfutureintoconsiderationinmakingdecisionsconcerningclimatechangebeforeitistoolate.【选项】TOC\o"1-5"\h\zABCDEFGHI」J.JK.KILM.MN.N0P.P【答案】F【解析】Bythetimewewakeuptothethreatposedbyclimatechanges,itcouldwellbetoolate.Anditwe'renotgoingtomakerationaldecisionsaboutthefuture,othersmayhavetohelpustodoso.【题干】Existingsocialnetworkscanbemoreeffectiveincreatinginpeople'sbehaviour.【选项】TOC\o"1-5"\h\zABCDEFGHI」J.JK.KILM.MN.NO.0P.P【答案】0【解析】O段第二句"Usingexistingcivilsocietystructuresornetworksisamoreeffectivewayofcreatingchange"对应题干。SectionCPassageOneMorethanadecadeago,cognitivescientistsJohnBransfgordandDanielSchwartz,boththenatVanderbiltUniversity,foundthatknowledgetoanewsituationbutaqualitywasnottheabilitytoretainfactsorapplypriorknowledgetoanewsituationbutaqualitytheycalled"preparationforfuturelearning."Theresearchesaskedfifthgradersandcollegestudentstocreatearecoveryplantoprotectbaldeaglesfromextinction.Shockingly,thetwogroupscameupwithplansofsimilarquality(throughthecollegestudentshadbetterspellingskills).Fromthestandpointofatraditionaleducator,thisoutcomeindicatedthatschoolinghadfailedtohelpstudentsthinkaboutecosystemsandextinction,majorscientificideas.Theresearchesdecidedtogodeeper,however.Theyaskedbothgroupstogeneratequestionsaboutimportantissuesneededtocreaterecoveryplans.Onthistask,theyfoundlargedifferences.Collegestudentsfocusedoncriticalissuesofinterdependencebetweeneagles("Howbigarethey?"and"Whatdotheyeat?").Thecollegestudentshadcultivatedtheabilitytoaskquestions,thecornerstoneofcriticalthinking.Theyhadlearnedhowtolearn.Museumsandotherinstitutionsofinformallearningmaybebettersuitedtoteachthisskillthanelementaryandsecondlyschools.AttheExploratoriuminSanFrancisco,werecentlystudiedhowlearningtoaskgoodquestionscanaffectthequalityofpeople'sscientificinquiryWefoundthatwhenwetaughtparticipantstoask"Whatif?"and"Howcan?"questionsthatnobodypresentwouldknowtheanswertoandthatwouldsparkexploration,theyengagedinbetterinquiryatthenextexhibit-askingmorequestions,performingmoreexperimentsandmakingbetterinterpretationsoftheirresults.Specially,theirquestionsbecamemorecomprehensiveatthenewexhibit.Ratherthanmerelyaskingaboutsomethingtheywantedtotry,theytendedtoincludebothcauseandeffectintheirquestion.Askingjuicyquestionsappearstobeatransferableskillfordeepeningcollaborativeinquiryintothescieneecontentfoundinexhibits.Thistypeoflearningisnotconfinedtomuseumsofinstitutionalsettings.Informallearningenvironmenttoleratefailurebetterthanschools.Perhapsmanyteachershavetoolittletimetoallowstudentstoformandpursuetheirownquestionsandtoomuchgroundtocoverinthecurriculum.Butpeoplemustacquirethisskillsomewhere.Oursocietydependonthembeingabletomakecriticaldecisionsabouttheirownmedicaltreatment,says,orwhatwemustdoaboutglobalenergyneedsanddemands.Forthat,wehavearobustinformalsystemthatgivesnogrades,takesallcomers,andisavailableevenonholidaysandweekends.【题干】Whatistraditionaleducators'interpretationofthesearchoutcomementionedinthefirstparagraph?【选项】StudentsarenotabletoapplypriorknowledgetonewproblemsCollegestudentsarenobetterthanfifthgradersinmemorizingissues.Educationhasnotpaidenoughattentiontomajorenvironmentalissues.Educatedhasfailedtoleadstudentstothinkaboutmajorscientificideas.【答案】D【解析】第一段最后一句话Fromthestandpointofatraditionaleducator,thisoutcomeindicatedthatschoolinghadfailedtohelpstudentsthinkaboutecosystemsandextinction,majorscientificideas.可以看出。【题干】Inwhatwayarecollegestudentsdifferentfromchildren?【选项】TheyhavelearnedtothinkcriticallyTheyareconcernedaboutsocialissuesTheyarecuriousaboutspecificfeatures.Theyhavelearnedtoworkindependently【答案】A【解析】第二段倒数第二句Thecollegestudentshadcultivatedtheabilitytoaskquestions,thecornerstoneofcriticalthinking.可以得知A正确。【题干】Whatisbenefitofaskingquestionswithnoreadyanswers?【选项】Itarousestudents'interestinthingsaroundthem.Itcultivatesstudents'abilitytomakescientificinquiries.lttrainsstudents'abilitytodesignscientificexperiments.Ithelpsstudentsrealizenoteveryquestionhasananswer【答案】B【解析】第三段的第三句提到了questionswithnoreadyanswers，说明"这些问题可以让人更加具有疑问精神，比方问更多问题、进展更多实验等〃。【题干】Whatissaidtobetheadvantageofinformallearning?【选项】A」tallowsforfailuresltisentertainingItchargesnotuitionltmeetspracticalneed.【答案】A【解析】由倒数第一段的第二句话"Informallearningenvironmentstoleratefailurebetterthanschools"非正式学习是宽容对待失败的。可以得出A选项Itallowsforfailures.【题干】Whatdoesauthorseemtoencourageeducatorstodoattheendofthepassage?【选项】Trainstudentstothinkaboutglobalissues.Designmoreinteractiveclassroomactivities.Makefulluseofinformallearningresources.lncludecollaborativeinquiryinthecurriculum.【答案】C【解析】最后一段作者强调非正式学习的好处，尤其是最后一段的最后一句话，Forthat,wehavearobustinformalsystemthatgivesnogrades,takesallcomers,andisavailableevenonholidaysandweekends.PassageTwo"There'sanoldsayinginthespaceworld:amateurstalkabouttechnology,professionalstalkaboutinsuranee."InaninterviewlastyearwithTheEconomist,GeorgeWhitesides,chiefexecutiveofspace-tourismfirmVirginGalactic,wasplacinghiscompanyinthelattercategory.ButinsurancewillbecoldcomfortfollowingthefailureonOctober31stofVSSEnterprise,resultinginthedeathofonepilotandthesevereinjurytoanother.Ontopofthetragiclossoflife,theaccidentinCaliforniawillcastalongshadowoverthefutureofspacetourism,evenbeforeithasproperlybegun.Thenotionofspacetourismtookholdin2001witha$20millionflightaboardaRussianspacecraftbyDennisTito,amillionaireengineerwithanadventurousstreak.Justhalfadozenholiday-makershavereachedorbitsincethen,forsimilarlyastronomicalpricetags.Butmorerecently,companieshavebeguntoplanmoreaffordable"suborbital"flights-brieferventuresjusttotheedgeofspace'svastdarkness.VirginGalactichad,priortothisweek'saccident,seemedclosesttostartingregularflights.Thecompanyhasalreadytakendepositsfromaround800wouldbespacetourists,includingStephenHawking.Afterbeingdoggedbytechnicaldelaysforyears,SirRichardBranson,VirginGalactic'sfounder,hadrecentlysuggestedthataSpaceShipTwocraftwouldcarryitsfirstpayingcustomersassoonasFebruary2021.Thatnowseemsanimpossibletimeline.InJuly,asistercraftofthecrashedspaceplanewasreportedtobeabouthalf-finished.Theotherhalfwillhavetowait,asauthoritiesofAmerica'sFederalAviationAdministration(FAA)andNationalTransportationSafetyBoardworkoutwhatwentwrong.Inthemeantime,theentirespacetourismindustrywillbeontenterhooks(坐立不安).The2004CommercialSpaceLaunchAmendmentsAct,intendedtoencourageprivatespacevehiclesandservices,prohibitsthetransportationsecretary(andtherebytheFAA)fromregulatingthedesignoroperationofprivatespacecraft,uniesstheyhaveresultedinaseriousorfatalinjurytocreworpassengers.ThatmeansthattheFAAcouldsuspendVirginGalactic'sliceneetofly.Itcouldalsoinsistoncheckingprivatemannedspacecraftasthoroughlyasitdoescommercialaircraft.Whilethatmaymakesubotbitaltravelsafer,itwouldaddsignificantcostandcomplexitytoanemergingindustrythathasuntilnowoperatedlargelyastheplaygroundofbillionairesanddreamyengineers.HowVirginGalactic,regulatorsandthepublicrespondtothismostrecenttragedywilldeterminewhetherandhowsoonprivatespacetravelcantranscendthatplayground.Thereisnodoubtthatspaceflightentailsrisks,andtopioneeranewmodeoftravelistofreethoserisks,andtoreducethemwiththebenefitofhard-wonexperienee.【题干】WhatissaidaboutthefailureofVSSEnterprise?【选项】ItmayleadtothebankruptcyofVirginGalactic.Ithasastrongnegativeimpactonspacetourism.Itmaydiscouragerichpeoplefromspacetravel.Ithasarousedpublicattentiontosafetyissues.【答案】B【解析】第一段最后一句theaccidentinCaliforniawillcastalongshadowoverthefutureofspacetourism,evenbeforeithasproperlybegun.可以看出VSS的失败是对太空旅行产生了消极的影响。【题干】Whatdowelearnaboutthespace-tourismfirmVirginGalactic?【选项】Ithasjustbuiltacraftforcommercialflights.Ithassenthalfadozenpassengersintospace.Itwasaboutreadytostartregularbusiness.Itisthefirsttolaunch"suborbital"flights.【答案】C【解析】第二段倒数第二句话VirginGalactichad,priortothisweek'saccident,seemedclosesttostartingregularflights.可以看出C符合题意。【题干】Whatisthepurposeofthe2004CommercialSpaceLaunchAmendmentsAce?〔商业空间的发射修正案〕【选项】Toensurespacetravelsafety.TolimittheFAA'sfunctions.Tolegalizeprivatespaceexploration.Tppromotethespacetourismindustry.【答案】D【解析】文中第四段第二句提到这个法案是"intendedtoencourageprivatespacevehiclesandservices"，也就是为了“推动太空旅游业"。【题干】WhatmighttheFAAdoaftertherecentaccidentinCalifornia?【选项】Imposemorerigidsafetystandards.Stopcertifyingnewspace-touristagencies.Amendits2004CommercialSpaceLaunchAmendmentsAct.SuspendVirginGalactic'sliceneetotakepassengersintospace.【答案】D【解析】根据关键词FAA定位到第四段，第三句"ThatmeanstosuspendVG'slicensetofly"可看出选项和选项D是相符的。【题干】Whatdoestheauthorthinkofpriv