2025届安徽省铜陵市联考铜陵一中、池州一中、浮山中学高考英语一模试卷含解析

2025届安徽省铜陵市联考（铜陵一中、池州一中、浮山中学高考英语一模试卷考生须知：1．全卷分选择题和非选择题两部分，全部在答题纸上作答。选择题必须用2B铅笔填涂；非选择题的答案必须用黑色字迹的钢笔或答字笔写在“答题纸”相应位置上。2．请用黑色字迹的钢笔或答字笔在“答题纸”上先填写姓名和准考证号。3．保持卡面清洁，不要折叠，不要弄破、弄皱，在草稿纸、试题卷上答题无效。第一部分（共20小题，每小题1.5分，满分30分）1．It’struethattheoldroadislessdirectandabitlonger.Wewon’ttakethenewone,________,becausewedon’tfeelassafeonit.A．somehow B．though C．therefore D．otherwise2．IamabetterreaderthisyearthanIwaslastyearbecauseI________tohundredsofnewconceptsandideas.A．haveexposedB．hadbeenexposedC．havebeenexposedD．wasexposed3．Newideassometimeshavetowaitforyearsbefore_____.A．beingfullyacceptingB．fullyacceptingC．havingfullyacceptedD．fullyaccepted4．Whatmadethemmissthedeadlinewasnottheirlackoffunding,but________theirlackofplanning.A．even B．stillC．rather D．ever5．—I’vegotsomethingweighingonmymind.Couldyougivemesomeadvice?—______.TellmeallaboutitandI’lldowhatIcan.A．Don’tmentionit B．NowonderC．Mypleasure D．Noproblem6．Thisrestauranthasaninviting,homelikeatmosphere______manyothersareshortof.A．where B．whenC．that D．what7．ChinesePresidentHuJintaocalledforanimmediatecease-fireinLibya_____anevenworsehumanitariancrisisinthecountryattheBRICSSummitinHainanProvince.A．toprevent B．tohaveprevented C．preventing D．havingprevented8．TheexchangestudentfromKenyaoftenshareswithusthenewsofhiscountryand____ofhisneighbouringcountries.A．those B．that C．it D．theone9．TwoprofessorsatHarvardUniversitypublishedastudyof3,300newgraduates,lookingat________theirnameshadanybearingontheiracademicperformance.A．that B．how C．why D．whether10．TherewillbeanendlesspowerofyouthsupportingtheChinesenation’srejuvenation_______theyoungergenerationofthecountryhasideals,pursuitsandshoulders.A．asfaras B．solongasC．evenif D．asif11．Whenallissaidanddone,theredoesn’tseemtobe________amysterytoexplain.A．kindof B．closetoC．farfrom D．muchof12．Ihopewhenyoucometomorrow,you_____thereadingandhavesomethingtoshare.A．did B．aredoingC．willbedoing D．willhavedone13．—Couldyoutellmethe____ofmakingsuchtastycakes?—Well,Ijustfollowthedirectonsinthecookbook.A．feature B．plan C．cost D．trick14．Althoughtheusedcarseemsingood______,itcannotrunfast.A．state B．situationC．condition D．occasion15．Theconferenceaimstodevelopbusinessandletpeoplethinkabout_______theycanhaveapositiveinfluenceontheplanet.A．whyB．thatC．whatD．how16．ThepossibilitythatFrankwaslying______throughmymind.A．swallowed B．masked C．flashed17．Notuntilhelefthishome__________toknowhowimportantthefamilywasforhim．A．didhebeginB．hadhebegunC．hebeganD．hehadbegun18．Ifyouwanttoimproveyourfigureandhealth,themosteffectivethingtodoistoshowupatthegymeverytimeyou________bethere.A．can B．willC．may D．shall19．—Mum,isthepairofgloves________mine?—Yes.Youhavetowearanotherpair.A．washing B．havewashedC．beingwashed D．havingwashed20．ThoughProfessorLiu____inNewYorkforsevenyears,hehasneverregrettedmovingbacktoShanghai,hishometown.A．lived B．haslived C．hadlived D．wasliving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）Ifyouaskmostfathers,withouthesitation,theywillsaythattheywoulddiefortheirchildren.Unfortunately,somemenhavebeenputinthatsituation,andwithFather’sDaycomingupnextweekend,wewanttosharewithyoutheirstories.JustinMcCaryOnOctober8,15,JustinMcCary,his10-year-olddaughterHaley,andhisnieceweredoingsomerockcollectingneararailroadbridgeinChattanooga.Whentheyheardthetraincoming,theystartedtomoveawayfromthetracks,butthatiswhenHaley’sfootbecamestuck.Hepushedheroffthebridgeandshefell15-feetintothestreambelow.Thegirlsurvived,butthetrainkilledthefatherinstantly.JimTramelOnEasterSunday,16,JimTramelwasonvacationwithhisfamilyinPalmSprings.SuddenlyJimsawthatsomethingwaswrongwithhisnine-year-olddaughter.Heimmediatelydivedintothepoolandmanagedtogethisdaughtertosafety,buthewaspronounceddeadinthehospital.Otherpeoplewerefarawayfromthefaultywiringandnotseriouslyinjured.FredrickMartinOnApril3,12,Fredrickandhiseight-year-oldsonTrewerecleaningoutTre’sgrandmother’sgaragewhentwomenrantowardsthemandfiredafewshots.Fredricknaturallybentoverhissonandprotectedhimfromthebullets(子弹).Policebelievethatthismurderwasrandom,andnoonehaseverbeenarrestedinconnectionwiththecrimethatleftTreMartinfatherless.JacobMerkelEarlyonemorninginNovember10,afirebrokeoutinthehomeoftheMerkelsinManitoba,Canada.Onceoutside,theparentsrealizedtheirfourthchild,Kai,wasstillinthebasement.Bravingtheflames,JacobwentbackinsideandreappearedfromthefirewithKaiinhisarms.Butjustashesteppedout,therewasanexplosionbehindhim.Sadly,Jacobdidn’tsurvivethenight.1、WhathappenedtoHaleywhenthetrainwascomingclosetoher?A．Shegotherfootstuck.B．Shewasknockeddown.C．Shewascollectingrocks.D．Shejumpedintothestream.2、Whoisavictimofthefaultywiring?A．JacobMerkel.B．JustinMcCary.C．FredrickMartin.D．JimTramel.3、WhatdidFredrickdotosavehisson?A．Shootatthemurderers.B．Stopbulletswithhisbody.C．Takethecriminalstocourt.D．Directhimtothebasement.4、Whydidtheauthorwritethetext?A．Totellwhyfathersdiedfortheirkids.B．Tointroducesomefathers’misfortune.C．Tohonorfathersandtheirheroicactions.D．Toshowhowmanyfathersdiedfortheirkids.22．（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．Howtotakeaplane23．（8分）DiscoverArtisticTalentsacrosstheCountryTankLoft,ChongqingThis12,000-square-meterartcenterwasestablishedonthesiteofausedmilitarytankwarehouse（仓库）.ItisthelargestcontemporaryartbaseinwesternChina,featuringmodernexhibitiongalleries,designstudiosandartbookstore.TheartzoneislocatedonthecampusoftheSichuanFineArtsInstituteandwascreatedbytheschoolin2003.Where:No.108HuangjuepingCenterStreet,JiulongpoDistrict,ChongingOpeninghours:9am-5pm(closedMondays)Redtory,GuangzhouRedtory,establishedin2009,isaspaciousandistrictoftenreferredtoasGuangzhou’s798.Madeupofmorethan30oldhalls,mostlybuildingsofredbrick,theplacewasoriginallybuiltin1956asChineselargestcanfactory.Someoftherustymachinesfromtheoldfactoryhavebeenkeptasartequipment,givingthezoneanoldcharm.Where:No.128YuancunSihengRoad,TianheDistrict,GuangzhouOpeninghours:Mon.-Sun.10:30am-9pmM50,ShanghaiM50,alsoknownas50MoganshanRoad,isthecenterofShanghai’scontemporaryartscene,withmorethan100artistswhosestudiosareopentothepublic.Thisdistrict,onthebankofSuzhouCreek,waspreviouslyatextilefactoryuntilitseizedproductionin1999.XueSong,aShanghaiartist,wasthefirsttoestablishastudiotherein2002.Where:No.50MoganshanRoad,PudongDistrict,ShanghaiOpeninghours:10am-5pm(closedMondays)798ArtZone,BeljingAttractedbyordereddesigning,convenienttrafficanduniquestyleofBauhausarchitecture,artorganizationsandartistshavecrowdedinthevacantplantsandtransformedthemsince2001,graduallyformingadistrictgatheredgalleries,artstudios,culturalcompanies,fashionsshopsetc.Astheearliestareawheretheorganizationsandartistsmovedinlocatedintheoriginalareaof798factory,thisplacewasnamedasBeijing798ArtZone.Where:No.4JiuxianqiaoRoad,ChaoyangDistrict,Beijing.Openinghours:10am-6pm1、Ifyouaregoingtovisitanartzoneat7pm,whichonecanyougoto?A．TankLoft,Chongqing.B．Redtory,Guangzhou.C．M50,Shanghai.D．798ArtZone,Beijing2、TankLoft,Chongqingisquitedifferentfromtheothersin________.A．sizeB．featureC．siteD．weather3、Whichofthefollowingwasbuiltfirst?A．798ArtZone,Beijing.B．TankLoft,Chongqing.C．M50,Shanghai.D．Redtory,Guangzhou.24．（8分）SydneyOperaHouseToursWeofferthreedifferenttoursofthisiconicbuildings.TheEssentialTourbringstolifethestorybehindthedesignandconstructionofoneoftheworld’smostfamouslandmarks.Usinginteractiveaudiovisualtechnology,yourguidewilltakeyouonamemorablejourneyinsidetheyoungestbuildingevertobeWorldHeritagelisted.Afterwards,whynotstayaroundandeatattheStudioCafé,withitsmodernAustralianmenu?YoucanbothenjoythebestviewsinSydneyandclaima20%reductiononthetotalcostofyourmeal.(Don’tforgettoshowyourticketinordertoclaimyourdiscount.)Language:English,French,GermanTakesplace:Dailybetween9amand5pmPrices:Adult$35/Online$29.75Concessions:Australianseniorsandpensioners;studentsandchildrenof16andunder$24.50Priorbookingsarenotessential.——————————————————————TheBackstageTourgivesyoubackstageaccesstotheSydneyOperaHouse.Itisauniqueopportunitytoexperiencethereal-lifedramasbehindthestage!Youmightevengettostandontheconcerthallstage,takeupaconductor’sbatonintheorchestrapitandimagineyouareleadingtheperformance.Youwillalsogettoseeinsidethestars’dressingrooms.ThetourconcludeswithacomplimentarybreakfastintheGreenRoom,theprivatediningareaofperformerspastandpresent.Takesplace:Dailyat7amPrices:$155.Noconcessions.Topurchase:Bookingsareessential.Limitedto8peoplepertour.Onlinesalesexpireat4:30pmtwodaysprior.Notes:Thetourincludesupto300steps.Flat,rubber-soledshoesmustbeworn.Forsafetyreasons,childrenof12yearsoldandunderarenotpermitted.——————————————————————OperaHighTeaconsistsofatourwhereyouwillwalkinthefootstepsofworld-classsingers,dancersandmusicians,followedbyfinefoodandmusicinthespectacularsurroundingsoftheBennelongDiningRoom.Whatcouldbebetterthanatreatofdeliciouslightsnacksandsoftdrinksfollowedbyaliverecital(独唱会)byaleadingAustraliansinger?Anunforgettabletreatforyoungandold!Takesplace:EverysecondWed.,2pmDuration:1.5hoursPrices:$145perpersonBookonlineorvisittheGuidedToursDesk201、Atravelerwillenjoyaperformanceifhechooses________.A．theEssentialTour B．theBackstageTourC．OperaHighTea D．anyofthetours1、JoiningtheBackstageTour,atraveler________.A．isallowedtowearsneakerswhenstandingonthestageB．willhaveanopportunitytobetheconductoroftheorchestraC．cantakehisbigfamilyof8memberstofreebreakfastD．canbuythediscountticketthedaybeforethetour2、Ifacouplewhotravelledwiththeir17-year-oldsonjoinedtheEssentialTourandhadamealof$150there,whatwouldthelowestcostbeifpaidincash?A．$2.25. B．$214.5.C．$225. D．239.25.25．（10分）Itwasalwaysverycoldonthatlakeshoreinthenight,butwehadplentyofblanketsandwerewarmenough.Wenevermovedamuscleallnight,butwakedatearlydawnintheoriginalpositions,andgotupatonce,thoroughlyrefreshed.Thereisnoendofmedicineinsuchanexperience.Thatmorningwecouldhavedefeatedtensuchpeopleaswewerethedaybefore—sickonesatanyrate.Buttheworldisslow,andpeoplewillgoto“watercures”and“movementcures”andtoforeignlandsforhealth.ThreemonthsofcamplifeonLakeTahoewouldbringbackEgyptianmummytolife,andgivehimahealthyappetite.Idonotmeantheoldestanddriestmummies,ofcourse,butfresherones.Theairupthereinthecloudsisverypureandfine.Andwhyshouldn’titbe?—itisthesametheangelsbreathe.Ithinkthathardlyanyamountoftirednesscanbegatheredtogetherthatamancannotsleepoffinonenightonthesandbyitsside.Notunderaroof,butunderthesky;itseldomorneverrainsthereinthesummertime.Iknowamanwhowenttheretodie.Buthemadeafailureofit.Hewasaskeleton(骨瘦如柴的人)whenhecame,andcouldbarelystand.Hehadnoappetite,anddidnothingbutreadtracts(小册子)andreflectonthefuture.Threemonthslaterhewassleepingoutofdoorsregularly,eatingallhecouldhold,threetimesaday,andhuntinggameoverthemountainsthreethousandfeethighforfun.Andhewasaskeletonnolonger,butweighedpartofaton.Thisisnofancysketch,butthetruth.Hisdiseasewasconsumption.Iconfidentlyrecommendhisexperiencetootherskeletons.—MarkTwain1、Whichofthefollowingisthetopicofthepassage?A．HowtolivenearLakeTahoeB．TheimaginationofLakeTahoeC．TheareaofLakeTahoehasamazingpowerstobringbackpeople’shealthD．LakeTahoe’sairandwaterqualityarefantasticforEgyptianmummies2、Thewriter’stoneofthispassageis________.A．determinedB．persuasiveC．homesickD．entertaining3、Whatdoestheauthormeanbysayingtheairis“thesametheangelsbreathe”?A．Thealtitudeisveryhigh.B．Thewetairsurroundedthelake.C．Thecoldwindinthearea.D．Thewidenessoftheland.4、Theauthorusesthe“Egyptianmummy”tocompareto________.A．peoplewholosttheirfamiliesB．sickandexhaustedpeopleC．adeadmanD．thewritersbaddream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）阅读下面短文,掌握其大意,然后从21～40各题所给的四个选项(A、B、C和D)中,选出最佳选项,并在答题纸上将该选项标号涂黑。SchoolwasoverandIfeltquitetired.Isatatthevery21ofthecrowdedbusbecauseofmyanxietytogethome.Sittingtheremakesme22outlikeashinycoininapileofdullpennies.Janie,the23_,triestobreaktheuncomfortableatmospherebystrikingthematchof_24.Itriedtomindmymannersand25listen,butusuallyIamtoobusythinkingaboutmyday.Onthisday,26,herconversationwasworthlisteningto.“Myfather’ssick,”shesaidtonoonein27,Icouldseetheanxietyandfearinhereyes.“What’swrongwithhim?”Iasked.Withhereyeswetandhervoicetightfrom28thetears,sheanswered,“Hearttrouble.”Hereyes29asshecontinued.“Ihavealreadylostmymum,soIdon’tthinkIcanstandlosinghim.”Iwas30.Myheartachedforher.Andthisremindedmeofthegreat31thatmyownmotherwasthrownintowhenherfatherdied.Isawhowharditwas,and32is,forher.Iwouldn’tlikeanyoneto33that.SuddenlyIrealizedJaniewasn’tonlyabusdriver.Thatwas34herjob.Shehadawholeworldof35andconcerns,too.Isuddenlyfeltvery__36____.IrealizedIhadonlythoughtofpeopleasfaraswhattheirpurposeswereinmylife.IpaidnoattentiontoJanie37shewasabusdriver.Ihad38herbyherjobandbrushedheroffasunimportant.ForallIknow,I’mjustanotherpersonin39else’sworld,andmaynotbe40.Ishouldnothavebeensoselfishandself-centered.Everyonehasplacestogo,peopletoseeandappointmenttokeep.Understandingpeopleisanart.1、A．frontB．endC．sideD．middle2、A．findB．takeC．thinkD．stand3、.A．doctorB．driverC．teacherD．assistant4、A．fireB．topicC．conversationD．discussion5、A．politelyB．slightlyC．carelesslyD．partly6、.A．howeverB．thereforeC．insteadD．otherwise7、.A．surpriseB．particularC．silenceD．purpose8、A．fightingB．turningC．clearingD．protecting9、A．openedB．shoneC．closedD．lowered10、A．recognizedB．worriedC．shockedD．excited11、A．victoryB．painC．respectD．disappointment12、A．awayB．seldomC．stillD．never13、A．pickupB．workoutC．gothroughD．getdown14、A．almostB．nearlyC．everD．just15、A．familyB．busC．schoolD．friend16、A．selfishB．desperateC．pessimisticD．ridiculous17、.A．whileB．becauseC．thoughD．until18、.A．criticizedB．receivedC．consideredD．judged19、.A．everyoneB．anyoneC．someoneD．nobody20、A．happyB．wiseC．usefulD．important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）OnMarch28,sevenmonthsafterManuGinobilidecided1．(retire)fromtheNBA,theSanAntonioSpursheldamovingceremony2．(sincere)toshowgreatrespecttohimandtoretirehisjersey(球衣)No.20,3．wasconsideredafittingendtooneofthegreatestcareersininternationalbasketball.Thatday,hisfans4．(chant)outthemantra(口号)“GraciasManu,portodo”,or“ThanksManu,foreverything”inEnglish.5．Argentine-Italianshootingguardplayedall16ofhisNBAseasonswiththeSpurs.Hewasan6．(importance)partofSanAntonio’s“BigThree”era(时代),along7．TimDuncanandTonyParker.TogethertheyhelpedtheteamwinfourNBAchampionshipsbetween2002and2014.Ofcourseonthisbigday,Cinobili8．(seat)betweenDuncanandParker.“WhenIthinkaboutyou,youareuniqueasa9．(play),”Parkersaidattheceremony.TheircoachGreggPopovichthenexplainedGinobil’suniqueness.“Thewaytheteamwassetup—weallneededeachother,”hesaid.“WithoutManuthere10．(be)nochampionships.”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。错误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：在错的词下划一横线，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。IamreallypleasingthatyouwillcometoourschooltostudyChinese.IthinkyouwouldfacesomedifficultiesinyourstudybecauseChineseisnoteasytolearn.Youwillalsosufferhomesicknessbecauseoflivingfarawayfromyourcountry,andthereisnoneedtofeelworried.Ourclassmatesareveryfriendlyandeasygoing,soit’llbeeasyforyoutogetusedtothelifethere.I’llintroduceyoutomyfamilyandfriends,andyouwon’tfeelalone.Besides,it’llalsohelpmetolearnChineseandChineseculture.Intheword,I’lltrymybesttomakeyoufeelatyourhome.I’mlookingforwardtomeetyou.第二节书面表达（满分25分）29．（25分）假设你是李华，你的美国朋友Mike来信说他对中国非常感兴趣，请你给他回一封信，邀请他来中国旅游。内容包括：1.写信目的；2.简要介绍中国（如历史、文化、名胜古迹、美食、交通等）；3.表达期望。注意：1.词数100左右；2.可适当增加细节，以使行文连贯；3.开头和结尾已给出，不计入总词数。DearMike，___________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________Yours，LiHua

参考答案第一部分（共20小题，每小题1.5分，满分30分）1、B2、C3、A4、C5、D6、C7、A8、B9、D10、B11、D12、D13、D14、C15、D16、C17、A18、A19、C20、A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、A2、D3、B4、C22、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.Thejunkvariesfromtinypiecesofpaintch