浙江省舟山市2025届高考英语五模试卷含解析

浙江省舟山市2025届高考英语五模试卷注意事项1．考试结束后，请将本试卷和答题卡一并交回．2．答题前，请务必将自己的姓名、准考证号用0．5毫米黑色墨水的签字笔填写在试卷及答题卡的规定位置．3．请认真核对监考员在答题卡上所粘贴的条形码上的姓名、准考证号与本人是否相符．4．作答选择题，必须用2B铅笔将答题卡上对应选项的方框涂满、涂黑；如需改动，请用橡皮擦干净后，再选涂其他答案．作答非选择题，必须用05毫米黑色墨水的签字笔在答题卡上的指定位置作答，在其他位置作答一律无效．5．如需作图，须用2B铅笔绘、写清楚，线条、符号等须加黑、加粗．第一部分（共20小题，每小题1.5分，满分30分）1．—Isitenoughtofinishtheformforapassport,Madam?—Yourpassportapplicationformshouldbe________bytworecentphotos.A．updated B．accompaniedC．established D．identified2．---Sorrytohavebrokenyourglass.---_____________.Youdidn’tmeanto,didyou?A．NoproblemB．ForgetitC．AllrightD．Don’tsayso3．Theywenttothestreetto________tothewholecitytohelpthepoorboy.A．apply B．appealC．add D．reply4．As______healthierlifestyleisbeingpromoted,thebicyclehasalsobecomeatoolthatkeepspeopleon______go.A．the;a B．a;aC．a;the D．a;/5．—Vivien,youlookblue.What’swrong?—Therearesomanypapers_____.I’mreallybusyrecently.A．finishB．tofinishC．finishingD．finished6．—Shallwegototheseveno’clockperformanceortheeight?—_____suitsyoufine.A．Whatever B．Whichever C．Whenever D．Wherever7．Itisreportedthehousingpricesinsomebigcitiesfallindifferentdegrees.A．whichB．whatC．thatD．where8．Meyerandhisteamwerethefirst______howthediseasespreadsfromanimalstohumans.A．showing B．show C．toshow D．shown9．I’mafraidthatIcan’tattendTom’sweddingparty______nextweekend.A．tobeheld B．beingheldC．held D．istobeheld10．Thepeopleinthevillageareso________thattheyarewillingtohelpeveryvisitor.A．optimistic B．energeticC．enthusiastic D．ambitious11．Janecan’tattendthemeetingat3o’clockthisafternoonbecauseshe______aclassatthattime.A．willteach B．wouldteachC．hastaught D．willbeteaching12．WolfWarrior2,_______directorWuJingalsostarredintheleadrole,isafirst-classproduction,evenbyHollywoodstandards.A．where B．whichC．whom D．as13．Daviddidn’tattendhisdaughter’sgraduationceremony,buthedoeswishhethere.A．shouldbe B．wouldbeC．hadbeen D．were14．Don’ttospring-cleanthewholehousejustbecausemymotheriscoming—there’snoneedtodothat.A．undertake B．attemptC．bother D．hesitate15．Britishscientistshaveproduced_____theybelieveistheworld’ssmallestChristmascard．A．which B．who C．that D．what16．Thereasonwhyheadaptedtothenewsituationsquicklyisthathehada________attitude.A．changeableB．stableC．movableD．flexible17．—youplaythepianoatthistimeoftheday?Ineedagoodrestfortomorrow’stest.—Sorry.A．Must B．Shall C．Can D．May18．Ireallydon’tknowhowtoexpressmythankstoMr.Li,myhighschoolEnglishteacher,withoutwhosehelpI__________tocollegethatyear.A．weren’ttogo B．hadn’tbeenabletogoC．couldn’tgo D．couldn’thavegone19．Moreandmorepeopleprefertoliveinthecountryside,_______appealforthemliesinthequietandslow-pacedlife.A．who B．WhichC．whose D．what20．Somebusinessownersarekeenonpublicwelfare.Thisislocalserviceshavebeenfunded.A．whether B．what C．where D．how第二部分阅读理解（满分40分）阅读下列短文，从每题所给的A、B、C、D四个选项中，选出最佳选项。21．（6分）Chinahasbecomethefirstcountrytosuccessfullylandaspacecraftonthefarsideofthemoon.TheChang’e-4probe(探测器)hasalsomadethefirstlunarlandingsince1972.Ithasthetaskofexploringthesideofthemoonthatneverfacestheearth.Thedarksideofthemoonisolderandhasathickersurfacethanthevisibleside.Ittakesthemoonaslongtogoaroundonitsownaxis(轴)asitdoesforonecompleteorbitaroundtheEarth.TheChineseprobelandedinahugecrater2500kmindiameterand13kmdeep.Thecraterisoneoftheoldestpartsofthemoonandoursolarsystem.Scientistshopetolearnmoreaboutthegeologyofthefarsideofthemoon.Thecrafthastwocamerasonboardwhichwillsendimagesbacktoearth.Itwillalsoattempttosendsignalstodistantregionsofspace,somethingthatcannothappenonearthbecauseoftoomuchradionoise.Chang'e-4alsohasinstrumentsonboardtoexaminemineralsaswellasacontainerwithseedswhichwilltrytocreateaminiature(微型的)biosphere(生物圈).Communicationwiththespacecraftisnoteasy.Imagesandotherdatamustbetransmittedtoaseparatesatellitebecausenodirectcommunicationwiththeearthispossible.ForChinatheChang'e-4missionisanimportantachievement,becausethecountryhassuccessfullydonesomethingnoothernationonearthhas.Itwantstobecomealeadingpowerinspaceexplorationandhasannouncedplanstosendastronautstothemoonandsetupitsownspacestation.1、WheredidtheChang'e4probeland?A．Onthelunarsidefacingtheearth B．OntheinvisiblesideofthemoonC．Inayoungercrateronthemoon. D．Inapreviousspacestation.2、Whyisthecraftequippedwithacontainer?A．Toseewhatseedscancomeoutonthemoon.B．Tocollectsomeimportantmatteronthemoon.C．Tofindwhethertheseedscangrowonthemoon.D．Tocheckwhethersomemineralsexistonthemoon.3、Whatcanwelearnfromthetext?A．Thedarksideofthemoonisascoldastheotherside.B．Thebrightsideisyoungerandthinnerthantheotherside.C．Otherplacesinspacemayhardlyreceivesignalsfromthecraft.D．Thetwocamerasonthecraftcansendpicturestotheeartheasily.4、Accordingtothetext,whatwillChinadointhefuture?A．Chinawilllandmannedspacecraftonthemoon.B．Chinawillbuiltanotherspacestationonthemoon.C．Chinawilllaunchmorespaceprobestothemoon.D．Chinawillbecomethefirstcountryinexploringspace.22．（8分）FormanyforeignerswhohavevisitedorworkedinChina,oneoftheirstrongimpressionsisthatthecountryisverysafe.Here,youcangooutalonelateatnighttoeatatafoodstandwithoutfeelingnervous.Youcanalsoletyouryoungerchildrenridepublictransportallbythemselveswithoutworryingabouttheirsafety.Thisyear,2018,marks8specialanniversaryofthelaunchingofthereformandopeninguppolicy,whichtookplacetwoscoreyearsagoinChina.Overthepastfewdecades,thecountryhasachievedfasteconomicgrowth,whilesocialpeaceandstabilityhavebeenmaintained(维护)tothefullestextentatthelowestcost.Ofcourse,therearestillunsolvedproblems.However,fromtheoverallaspect,Chinesesocietyremainsharmoniousandsafe.Inmyeyes,thisshouldbeattributed(归于)largelytothecultural;economicandpoliticalenvironmentofthecountry.Asocietycanbestableandorderlyonlywhenitspeoplecanleadaprosperous(繁荣的)life.Aftertheintroductionofthereformandopeninguppolicy,Chinaachievedfasteconomicgrowthandsignificantscientificandtechnologicalprogress.Inthemeantime,theChinesegovernmenthastakenvariousmeasuressuch2sthosetofightcorruption,reducepovertyandpromotetheruleoflaw,inordertoupholdsocialequity.Thankstotheseefforts,thepotentialfactorsthatmightcausesocialproblemshavebeengreatlyreduced.Apartfromgovernmentdepartmentsincludingthepoliceandjudicial(司法的)departments,thegeneralpublicalsocontributesmuchtosocialgovernance.Thedevelopmentofinformationtechnologyhascreatednewwaysoflinkingthepoliceandthepublic.Byjointlyfightingcrimesinsuchways,thepublicandthepolicehavedevelopedanever-increasinglevelofmutualtrustandpositiveinteraction.ThesafetyandstabilityinChinadidnotcomeeasily.Rather;itshouldbeattributedtotheeffortsmadeby1.3‘billionpeople.ForbothChineseandforeignerslivinginthecountry,thesenseofsafetyandsecurityisveryprecious.1、Themainideaofthepassageisthat.A．ChinahasachievedfasteconomicgrowthandpeoplearebecomingrichB．theChinesegovernmenthastakenvariousmeasurestofightsocialproblemsC．thepoliceandjudicialdepartmentsworkmoreeffectivelytomaintainsocialstabilityD．variousfactorscontributetothestabilityandsafetyofpresentChina2、InwhichyearwasthereformandopeninguppolicylaunchedinChina?A．In1968.B．In1978.C．In1988.D．In2008.3、Whichofthefollowingcanbeconcludedaccordingtothepassage?A．MostforeignerslackasenseofsafetywhenstayinginChina.B．Governmentdepartmentsratherthanthegeneralpublicplayanimportantroleinkeepingsocialpeaceandstability.C．People’sprosperouslifeinacountrycanleadtoastableandorderlysociety.D．FourbasicreasonsarelistedthroughoutthepassageforChina’sstabilityandsafety.4、Whatisthetoneofthetext?A．Negative.B．Positive.C．Humorous.D．Doubtful.23．（8分）Statistically,airtravelisbyfarthesafestwaytotravelandyoucanmakeflyingevensafer,justbyfollowingthesesimplerules．Asyourchancesofbeinginvolvedinanairaccidentarepracticallynil（零）,manyoftheserulesconcernwhatyoushouldandshouldn’tdotomakeyourjourneysaferwhenyouareintheair.●Flyonnon-stoproutesMostaccidentsoccurduringthetakeoff,climb,descentandlandingperiodofaflight,soflyingnon-stopreducesyourexposuretothesecomplicatedprocedures.●ChooselargeraircraftAlthoughsmallaircraftshaveverygoodsafetyrecords,thosewithmorethan30passengerseatsaredesignedtocomply（遵守）withmuchstricterregulationsandaretestedmoreregularlytomakesuretheystillcomply.Also,intheunlikelyeventofaseriousaccident,largeraircraftsprovideabetteropportunityforpassengersurvival.●Payattentiontothepre-flightsafetybriefing（简报）Theinformationmayseemtoberepeated,butit'sworthlisteningtotheflightattendants.Andevenifyouhaveflownbefore,itdoesn'tmeanyouknoweverythingabouttheaircraftyou'reon,suchasthelocationoftheclosestemergencyexit.●StorethingssafelyNeverputveryheavyarticlesintheoverheadstoragebins.Theymayfalloutwhensomeoneopensthebinandcauseinjury.Also,thebinmaynotbeabletoholdheavierobjectsduringtheviolentmovementsofaircausedbythewind.●KeepyourseatbeltfastenedwhileyouareseatedCabincrewalwaystellyouthis,butit'simportant.Youcouldbeseriouslyinjurediftheplanehitstheviolentmovementofairunexpectedly.Alwaysfastenyourseatbeltifyouaretoldto.Thegeneralruleofflyingisthis:Ifyouaretoldtodosomething,doitfirstandaskquestionslater.●LettheflightattendantpouryourhotdrinksFlightattendantsaretrainedtohandlehotdrinkslikecoffeeorteainacrowdedaisleonamovingaircraft,soallowthemtopourthedrinkandhandittoyou.Neverasktotakeacoffeepotfromoneofthem.1、Whatisthegeneralreasonfortheseairsafetyrules?A．Whattodointheeventofacrash.B．Howtoavoidsuddenchange.C．Howtoimprovesafetywhileyouareflying.D．Howtoavoidinjury.2、Theunderlinedphrase"Thegeneralrule"inthefifthrefersto.A．anythingtheflightstafftellyoutodoB．generalsafetyadviceC．walkingaroundtheplaneD．pouringhotdrinks3、WhichofthefollowingisNOTtrue?A．largerplaneshavemoresafetychecksandaresaferinanaccident.B．Take-offsaresaferonnon-stopflightsthanlanding.C．Everyaircraftisdifferent,sothesafetyproceduresmaybedifferent.D．Seatbeltsshouldbeworntoprotectagainstsuddenchange.4、Thebesttitleshouldbe.A．ThesafestwaytotravelB．AirsafetytipsC．Non-stopRoutesD．Howtotakeaplane24．（8分）HistorianTomHollandistheaward-winningauthorofRubicon,PersianFireandMillennium.Heappearsregularlyonradio,TVandinprint.HislatestbookDynastyispublishedinpaperbackbyAbacus.MoominsummerMadnessByToveJansoonWhatIloveaboutthisbook,asachildandstilltoday,isitsmixofthefantasticalandnormal.Ontheonehand,it’saboutafamilyandtheirfriendsallenjoyingthemselves,quitehappynotdoingmuch.Ontheotherhand,it’saboutcharactersthatcanchangeintooddshapes,magicianscomingdownfromthemoonandpeculiarcreaturesemergingfromtheroof.Thatmixofthefamiliarandtheextraordinaryinformsallmywriting.TheHistoriesByHerodoTusBythetimeIwas12,IwasobsessedbyAncientGreeceandRome.Atfirst,IfoundtheearlysectionofTheHistoriesarealgrindbecauseit’slikealongshaggydogstorythatnevergetstothepoint.InthesecondhalfIwasrewardedwiththestoriesI’dbeenwaitingfor,likethebattlesofMarathon,SalamisandThermopylae.Overtheyears,IcometovaluetheinfectiouscuriosityofthefirsthalfandtheportraitoftheworldinthefifthcenturyBCseenthroughtheeyesofthisextraordinaryGreekhistorian.ADistantMirrorByBarBaraWTucHmanTuchman’sbookTheGunsofAugustwonthePulitzerPrize,butit’sthisslightlylesswell-knownworkthatprovidedmewitharolemodelformyownwriting.Bothscholarlyandinteresting,it’saportraitofthe14thcenturyinWesternEuropeandvividlyevokesmedievalcivilizationbuffetedbycataclysms:theBlackDeath,thePeasants’RevoltandtheGreatPapalSchism.IfeltIknewwhatitwastodieoftheplagueortohaveaswordputthroughme—realstoriestoldremarkably436、TomHollandnowfindsthefirsthalfofTheHistories___________.A．offthepoint B．culture-centeredC．reallyboring D．quiteentertaining1、WhichbookdoesTomHollandappreciateandtrytocopyitsstyle?A．TheHistories B．ADistantMirrorC．TheGunsofAugust D．MoominsummerMadness25．（10分）Yearsago,mywifeandIvolunteeredatahomelessshelterindowntownLosAngeles,US,preparingmealsforthousandsofpeople.Igottotalkwithoneoftheguysinline,Albert.Hesaidhelikedmysocks.“Wanttoseemine?”heasked,liftinghisleg.Hewasbarefoot.Hesaidhehadbeenmeaningtobuyapairbuthehadn’tgotaroundtoit.Ifeltasinkingfeelinginmystomach.Thenextday,afterwork,IstoppedatRossandfilledupacartwithsocks.Istuffedmytrunkwiththem.Thatnextmorning,Isetmyalarmfor5a.m.anddroveovertoSantaMonica’sPalisadesPark,whichisacommondestinationforhomelesspeople.Itookoneofthebagsfrommytrunk.Itwasstilldarkout.Iheadedforagroupofthreemen,standingaroundatree,probablyusingitasawindbreaker.Twowereasleepunderheavyblankets,andthethirdwasdiggingthroughhiscollection.AsIwalkedtowardhim,hewatchedme,perhapsquestioningmymotives.“Ithoughtyouguysmightneedsomefreshnewsocks,”Isaid,handinghimapair.Helookedconfusedatfirstbuttookthemandsaid,“Thankyou.”Igavehimtwomorepairsforhisfriends.Imovedon.Anhourlater,Ihadgivenoutallthesocks.Mostpeopleweresleeping,andIfeltlikeSanta.Iknewthatwhentheywokeuptheywouldfindaverymeaningfulpresent.Thatwasnineyearsago.EveryweekI’llhandoutasmanysocksasIcan.IfI’monvacationoronabusinesstripformorethanaweek,Ibringabagofsockswithmeandhandthemouttothehomelessonthestreetsinotherstatesandcountries.It’sextremelysatisfyingtooperate“undertheradar”tohelpmakesomepeople’slivesalittlebiteasier.PartofmehopestoseeAlbertoutthereoneofthesedays,butevenifIdon’t,Iliketothinkoneofthepairswillfindhim.1、Whatcausedtheauthortohandoutsockstothehomeless?A．Albert’sdesiretogetfreesocks.B．TheapproachofChristmasDay.C．Hishardworkatahomelessshelter.D．TheconversationbetweenhimandAlbert.2、Whichistrueabouttheauthoraccordingtothepassage?A．Hebelieveditfeltgoodtohelpthehomeless.B．HewenttoRosstobuyapairofsocksforAlbert.C．HehandedoutsockstothehomelessasChristmasgifts.D．Hewasoftenquestionedaboutwhyhewasgivingoutsocks.3、Whatcouldbethebesttitleforthepassage?A．SantaClausbringsChristmasgiftsB．KindnessisrewardedwithkindnessC．Everysockhelpsmakesomebody’sdayD．Socksarepassedonfromhandtohand第三部分语言知识运用（共两节）第一节（每小题1.5分，满分30分）阅读下面短文，从短文后各题所给的A、B、C和D四个选项中，选出可以填入空白处的最佳选项．26．（30分）Ayoungandsuccessfulexecutivewastravelingdownaneighborhoodstreet,goingabittoofastinhisnewJaguar.Hewaswatching______kidsdashingoutfrombetweenparkedcarsand______whenhethoughthesawsomething.Ashiscarpassed,onechildappeared,andabrick____intotheJag'ssidedoor.HeslammedonthebrakesandspuntheJagbacktothe____fromwherethebrickhadbeenthrown.Hejumpedoutofthecar,grabbedsomekidandpushedhimupagainstaparkedcar,____,"Whatwasthatallaboutandwhoareyou?Whatareyoudoing?"Buildingupaheadofsteam,hewenton"That'sanewcarandthatbrickyouthrewisgonna____alotofmoney.Whydidyoudoit?""Please,Mister,please,I'msorry.Ididn'tknowwhatelsetodo!"pleadedtheyoungster."It'smybrother,"hesaid."Herolled____thecurb(路边)andfelloutofhiswheelchairandIcan't____himup.____,theboyaskedtheexecutive,"Wouldyoupleasehelpmegethimbackintohiswheelchair?He'shurtandhe'stoo____forme."____beyondwords,thedrivertriedto____therapidlyswellinglumpinhisthroat.Heliftedtheyoungmanbackintothewheelchairandtookouthishandkerchiefand____thescrapesandcuts,checkingtoseethateverythingwasgoingtobeokay."Thankyou,sir.AndGodblessyou,"the____childsaidtohim.Themanthenwatchedthelittleboypushhisbrothertothesidewalktowardtheirhome.ItwasalongwalkbacktohisJaguar...along,slowwalk.Heneverdid____thesidedoor.Hekeptthedent(凹痕)to____himnottogothroughlifesofastthatsomeonehastothrowabrickatyoutogetyour____.Lifewhispersinyour___andspeakstoyourheart.Sometimes,whenyoudon'thavethetimeto____...Lifethrowsabrickatyourhead.It'syourchoice:Listentothewhispersofyoursoulorwaitforthe____!1、A．in B．for C．up D．of2、A．speedup B．movedoff C．sloweddown D．drewoff3、A．smashed B．threw C．rushed D．attacked4、A．street B．house C．car D．spot5、A．speaking B．shouting C．talking D．saying6、A．cost B．take C．spend D．pay7、A．off B．about C．on D．into8、A．rise B．lift C．put D．drag9、A．calling B．yelling C．sobbing D．shouting10、A．heavy B．tall C．weak D．difficult11、A．moved B．surprised C．annoyed D．persuaded12、A．spit B．swallow C．vomit D．digest13、A．scratched B．applied C．wiped D．drafted14、A．grateful B．sorrowful C．naughty D．lovely15、A．decorate B．repair C．crash D．remove16、A．remind B．warn C．sense D．detect17、A．understanding B．approval C．sympathy D．attention18、A．spirit B．soul C．ghost D．memory19、A．think B．feel C．look D．listen20、A．moment B．idea C．brick D．chance第二节（每小题1.5分，满分15分）阅读下面材料，在空白处填入1个适当的单词或括号内单词的正确形式。27．（15分）China'sicebreakerXueLongwillsetsailfromShanghaitotheAntarctic.ItscaptainZhuBingsaidthattheicebreakerwouldfirsttraveltotheto－be－builtnewstationbefore1．(make)ashortstopatZhongshanstation.OneofitsmaintasksistobuildanotherresearchstationintheAntarctic.Once2．(complete),thenewstationwouldbethecountry'sthirdyear－roundstationintheAntarcticandthefirsttobelying3．theborderofthePacificOcean.4．othertwostations,theGreatWallStationandtheZhongshanStation,5．(build)inthe1980s.“Thistimearound,wewillbuilda206－square－metertemporarybase,whichincludesroomsforworkersandaplatformforlargeengineering6．(machine),toimprovefutureconstructionwork，”saidZhangTijunofthePolarResearchInstituteofChina,7．istheassistantleaderoftheexpedition.SunBo,thedeputydirectoroftheinstitute,was8．(confidence)tosaythattheconstructionofthestation,whichwill9．(certain)meetinternationalcriteriaforenvironmental10．(protect),willbefinishedasearlyas2022.第四部分写作（共两节）第一节短文改错（满分10分）28．（10分）假定英语课上老师要求同桌之间交换修改作文，请你修改你同桌写的以下作文。文中共有10处语言错误，每句中最多有两处。每处错误仅涉及一个单词的增加、删除或修改。增加：在缺词处加一个漏字符号(∧)，并在其下面写出该加的词。删除：把多余的词用斜线(＼)划掉。修改：在错的词下画一横线，并在该词下面写出修改后的词。注意：1、每处错误及其修改均仅限一词；2、只允许修改10处，多者(从第11处起)不计分。Theotherday,Iaswellasmyparentswereeatinginarestaurantwhenwenoticedaforeignercomingin、Heseatshimselfatatablebythewindow、Soonawaitresscameandwantedtotakeorder、However,theforeignercouldn’tgothisneedsacross、Seeingthis,Iwentupimmediatetooffersomehelps、WecommunicatedwithsimpleEnglishforawhilebutIlaterknewwhythewaitresscouldn’tunderstandhim、TheforeigneractuallywantedaroastBeijingduck,buthehadawrongChinesepronunciation、Heardmyexplanation,thewaitresscouldn’thelptolaughing、Theforeignerhimselfalsolaughed、第二节书面表达（满分25分）29．（25分）假设你叫John，你的同学Tom写信向你请教如何养成良好的英语学习习惯。请你结合自身学习实际，按以下提示，用英文写一封建议信，要点如下：1.说明学习习惯与学习效果之间的关系；2.介绍一种好的学习习惯并提出养成该习惯的建议；3.描述同学们在学习习惯方面存在的问题并给出改进措施。注意：词数100左右，开头语已为你写好，不计入总词数。DearTom,IamreallygladtoreceiveyourletteraskingforsomeadviceonhowtodevelopgoodlearninghabitsinlearningEnglish.____________________________________________________________________________________________________________________________________________________________________________________________________________________________________Yours.John

参考答案第一部分（共20小题，每小题1.5分，满分30分）1、B2、B3、B4、C5、B6、B7、C8、C9、A10、C11、D12、A13、C14、C15、D16、D17、A18、D19、C20、D第二部分阅读理解（满分40分）阅读下列短文，从每题所给的A、B、C、D四个选项中，选出最佳选项。21、1、B2、C3、B4、A22、1、D2、B3、C4、B23、Spaceiswhereourfutureis—tripstotheMoon,Marsandbeyond.Mostpeoplewouldthinkthatasidefromcomets(彗星)andstars,thereislittleelseoutthere.But,sinceourspacejourneystartedwehaveleftsomuchtrash（垃圾）therethatscientistsarenowconcernedthatifwedon'tcleanitup,wemayallbeinmortal（致命的）danger.Thefirstpieceofspacejunkwascreatedin1964,whentheAmericansatelliteVanguardIstoppedoperatingandlostitsconnectionwiththegroundcenter.However,sinceitkeptorbitingaroundtheEarthwithoutanyconsequences,scientistsbecameincreasinglycomfortableabandoning（抛弃）thingsthatnolongerservedanyusefulpurposeinspace.Itisestimated（估计）thattherearenowover500,000piecesofman-madetrashorbitingtheEarthatspeedsofupto17,500milesperhour.Thejunkvariesfromtinypiecesofpaintchippedoffrocketstocameras,hugefueltanks,andevenodditemslikethemillion-dollartoolkitthatastronautHeidemarieStefanyshynPiperlostduringaspacewalk.Themajorproblemwiththespacetrashisthatitmayhitworkingsatellitesanddamagetravelingspacecraft(飞船).Moreover,piecesofjunkmaycollide（碰撞）witheachotherandbreakintopieceswhichfallbacktotheEarth.Toavoidthis,scientistshaveinventedseveralways