安徽省无为县中学2025届高三二诊模拟考试英语试卷含解析_第1页
安徽省无为县中学2025届高三二诊模拟考试英语试卷含解析_第2页
安徽省无为县中学2025届高三二诊模拟考试英语试卷含解析_第3页
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安徽省无为县中学2025届高三二诊模拟考试英语试卷注意事项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.Shewasina________conditionafterthehearttransplantoperationwhenherbodyrejectedtheforeignorgan.A.skeptical B.critical C.theoretical D.practical2.foryearsofhardtraining,shewouldnotbestandingonthestage,receivinghugecheersandapplause.A.Itwerenot B.IthadnotbeenC.Wereitnot D.Haditnotbeen.3.TheBrownsheld_______theycalled“familyday”onceeachyear.A.that B.what C.which D.when4.AsurveysuggeststhattheroyalweddingofPrinceWilliamandKateMiddleton_____agreatboostforBritisheconomybecausealargenumberofvisitorsareexpectedtogo.A.willbe B.hasbeen C.was D.be5.—Iamsearchingoneonlineshoppingsiteafteranotherforacomputer.—So__________IbeforeIdecidedtobuyanewcamera.A.had B.have C.am D.would6.Pleasecallmysecretarytoarrangeameetingthisafternoon,or____________itisconvenienttoyou.A.wherever B.howeverC.whichever D.whenever7.Nineintenparentssaidthereweresignificantdifferencesintheirapproachtoeducatingtheirchildrencomparedwith________oftheirparents.A.thoseB.oneC.thatD.it8.Whentheorganization______inMarch,2019,therewasalmostnomoneyinthebankandmorethan$1millionofdebt.A.folded B.boomed C.registered D.sprang9.Oneofthetruetestsofleadershipistheabilitytorecognizeaproblem________itbecomesanemergency.A.when B.beforeC.after D.unless10.ThismorningIpickedupwalletinsurpriseonmywaytoschool.A.A;a B.the;a C.a;\ D.\;the11.—CanIhaveadayofftomorrow?Ineedtovisitmygrandmainthehospital.—__________.Icanmanagewithoutyou.A.ForgetitB.OfcourseC.ItdependsD.I’mafraidnot12.MorethanaquarteroftheenergyintheUnitedStatesgoestomovingpeopleandgoodsfromoneplacetoanother.A.using B.used C.touse D.use13.Itwasannouncedthatonlywhenthefirewasundercontrol__________toreturntotheirhomes.A.theresidentswouldbepermittedB.hadtheresidentsbeenpermittedC.wouldtheresidentsbepermittedD.theresidentshadbeenpermitted14.Thepresidentstoodbyawindowinsidetheroom,________Ientered,lookingoverthesquare.A.where B.intowhichC.which D.that15.Sometourists’visitingTian’anmenSquareduringtheholidaylefta__________oflittereverywheretheywent.A.trail B.dotC.chain D.track16.Mysister______thebabywhileI’matyoga.A.arrangesB.mindsC.assesses17.Aftersevenhours’drive,theyreached______theythoughtwastheplacetheyhadbeendreamingof.A.that B.whatC.where D.which18.Studentsarealwaysinterestedinfindingout_______theycangowithanewteacher.A.howfar B.howsoon C.howoften D.howlong19.Thankstoherdeterminationandperseveranceonthepianolesson,shehasa______graspofthesubject.A.comprehensive B.confidentialC.conservative D.compulsory20.Theteacherspokesofastthatitwashardforthestudentsto______whathewassaying.A.takein B.takeoff C.takeon D.takeafter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)Oneofthestatementsthatmanyexpertsseemtoagreeonisthefactthatthegreatthingsstartstohappentheminuteyoustepoutsideofyourcomfortzones.Assoonasyoudecidethatyouarewillingtogobeyondwhatissafe,thepossibilitiesareendless.Forme,oneofthemostimportantthingsthatweshouldalwayskeepinmindisthefactthatgrowthandcomfortcan’tcoexist.PersonaldevelopmentauthorNapoleonHilloncesaid:“Whateverthemindcanunderstandandbelieve,themindcanachieve.Regardlessofhowmanytimesyoumayhavefailedinthepastorhowlofty(崇高的)youraimsandhopesmaybe.”Thisstatementisespeciallypowerfulbecauseitremindsusthatwearetheonlyoneswhocanberesponsibleforhowfarwewillgo.However,steppingoutsideofourcomfortzoneisprobablythemostimportantsteptoexperiencingrealchange.Foralongtime,IknewthatIwantedtoliveinArgentina,sohalfwaythroughmybachelor’sdegree,Iboughtaone-wayticketthere.WhileinArgentina,Ifinishedthelasttwoyearsofmydegreeonlinebeforeflyingbackhomeforgraduation.IcurrentlystillliveinArgentina,andIcanproudlysaythattakingthenecessarystepstomakeitarealitywasoneofthemostimportantthingsIcouldhavedone.This,ofcourse,bynomeansatallappliestoeveryone,andI’mnotimplyingweshouldallbuyone-wayticketstoforeigncountriesandseewhathappens.Butit’simportanttoknowthatweshouldrecognizewhatwedesireandtrytobringourdreamstolife.Livinginacomfortzonecantrickusintobelievingthatwehaveanabundantamountoftimewhen,inreality,weallknowthatyearscanflybywithoutushavingaccomplishedmuchofwhatwereallywantedtodo.Sowhywait?I’mthankfulthatIdidn’tputoffmymoveuntilalaterdatebecauseIwouldhavemissedoutonalotofamazinglifeexperiencesthathaveshapedmeasaperson.Ifwewanttoexperienceevenasmallamountofchange,wewillhavetostepoutsideofit.1、Whydopeoplepreferstayingincomfortzone?A.Itmakespeoplefeelsafe.B.Itleadstogreatthings.C.Itisimportantforgrowth.D.Ithelpsmakewisedecisions.2、WhatdoesNapoleonHill’sstatementmean?A.Timeandtidewaitfornoman.B.Thehigheryoufly,theharderyoufail.C.Failureisthemotherofsuccess.D.Nothingisimpossibletoawillingheart.3、Whichmattersmosttotheauthorinhis/herstory?A.MovingtoArgentina.B.Gettingthebachelor’sdegree.C.Studyingonline.D.Flyingbackforgraduation.4、Theauthorusedhis/herstoryto________.A.persuadeotherstofollowhis/herexampleB.encourageotherstotakeimmediateactionC.informpeopleofdifferentforeigncultureD.remindpeopletobethankfulinlife5、Whichonecouldbethebesttitle?A.Identifyyourcomfortzone.B.Valueyourprecioustime.C.Alwaystrysomethingnew.D.Makethebestdecisions.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)Spotifycantellifyou'resad.Here'swhythatshouldscareyou.Wanttofigureoutifsomeoneisapatientwithamentaldisability:Askthemwhattheirfavoritesongis.ANewYorkUniversitystudylastyearfoundthatpeoplewholovedEminem'sLoseYourselfandJustinBieber'sWhatDoYouMean?weremorelikelytohavetroublewithmentaldisabilitiesthanpeoplewhowereintoDireStraits.Overthepastfewyears,Spotifyhasbeenimprovingtheabilitytoanalyzeinformationtohelpbusinessmentargetconsumerswithadvertisementsmadespeciallyfortheirneeds.Theyconcludethisfromthesortofmusicyou'relisteningto,combinedwithwhereandwhenyou'relisteningtoit,alongwiththird-partydatathatmightbeavailable.Now,tobeclear,there'snothingsignificantlyillegalaboutwhatSpotifyisdoingwithyourinformation.Icertainlydon'tthinkthattheyareworkingwithshadowyconsultingfirmstoserveyouadssellingaculturestrugglewhileyou'relisteningtomusicthatsuggestsyoumightbeinaterriblesituation.However,Ifinditdisappointingthatourpersonal,privatemomentswithmusicareincreasinglybeingturnedintoinformationpointsandofferedtoadvertisers.Youcanseewherethiscouldgo,can'tyou?Asadtargetinggetsevermoreaccurate,businessmenwillhavetheabilitytotargetourfeelingsinpotentiallyimproperways.Accordingtoonestudy,youaremorelikelytospendmoreonaproductifyou'refeelingsad.Youcanimaginesomecompaniesmighttakeadvantageofthat.Andonthatnote,I'mfeelingalittledownaboutallthis.Headofftotreatmyselftosomethingexpensive.1、What'sthepurposeofthefirstparagraph?A.Tointroduceanewsong. B.Todrawreaders'attention.C.Tohelpmorepatients. D.Topromoteanewmedium.2、Spotifyimprovesitsabilitytoanalyzeinformationto.A.provideservicesforthegovernment B.workwithshadowyconsultingfirmsC.getlisteners'personalinformation D.helpbusinessmenattractconsumers3、What'stheauthor'sattitudetowardsSpotify?A.Uncertain. B.Supportive. C.Positive. D.Dissatisfied.4、Whoisthetextprobablydesignedfor?A.Internetusers. B.Officials. C.Researchers. D.Managers.24.(8分)Mymotivationforstartingourfamilytraditionofreadinginthecarwaspurelyselfish:IcouldnotbearlisteningtoASesameStreetChristmasforanother10hours.Mythreechildrenhadbeenaddictedtothiscassetteonourprevioussummer’sroadtrip.AsIbegantoprepareforournext500-milecartrip,IcameacrossabookJimTrelease’sTheReadAloudHandbook.Thiscouldbetheanswertomyproblem.Ithought.SoIputRoalddahl’sJamesandtheGiantPeachintomybag.WhenIbegantoreadaloudthetaleoftheboywhoescapesthebadguysbyhidinginsideagiantpeach,mythreekidsarguedandwrestledintheirseats.Butafterseverallines,theywereattractedintotherhythmofthewordsandbegantolisten.Wesoonlearnedthatthesimplepleasureoflisteningtoawell-writtenbookmakesthelongmilespassmorequickly.Sometimesthebookswereadbecamehighlightsofthetrip.IreadWilsonRawls’sSummeroftheMonkeysaswespenttwodaysdrivingtothebeach.Wearrivedjustbehindthepowercrewsrestoring(恢复)electricityafteratropicalstorm.Theraincontinuedmostoftheweek,andthebeachwascoveredwithoilwashedupbythestorm.Whenwereturnedhome,Iaskedmysonwhathelikedaboutthetrip.Heansweredwithouthesitation,“Thebookyoureadinthecar.”Roadtripsstillofferchallenges,eventhoughmychildrennowareteenagers.Butwecontinuetoreadaswerollacrossthecountry.AndI'mbeginningtoseethatreadingaloudhasdonemorethanhelppassthetime.Foratleastalittlewhile,wearenotshutinourownelectronicworlds.Andmaybewe’vestartedsomethingthatwillpassontothenextgeneration.1、Whydidtheauthorstartreadinginthecar?A.Shewantedtohaveabetterjourney. B.ShewantedtokeepafamilytraditionC.Herchildrenwereaddictedtomusic. D.Shewantedtokillthetime.2、Howdidthechildrenreactaftertheauthorreadafewlines?A.Theykeptquarrelling. B.Theyhidthemselves.C.Theysoonsettleddown. D.Theycontinuedtofightintheirseats.3、Whatcanwelearnabouttheauthorandherfamily’striptothebeach?A.Theywerecaughtinastorm. B.Theyenjoyedreadingontheroad.C.Theyhadagoodtimeonthebeach. D.Theythoughtithadpassedtooquickly.4、Whichcanbethebesttitleforthetext?A.BetterReadingthanTraveling B.BooksthatChangedMyChildrenC.RoadTripsFullofChallenges D.ReadingMakesGreatRoadTrips25.(10分)‘Turtletime!,loudlycalledoutbyoneofmynewly-foundfriends,meantthebeginningofeitheramorningorafternoonshiftatTurtleCampinNusaPenida,Indonesia.Uponarrivalattheprojecteachday,wewouldlookeagerlyforournamesonthewhiteboardtoseewhichtaskwewouldbeundertaking.Woulditbethehighlydesirable‘turtlefeeding’,theprettyfun‘tankcleaning’,theexciting‘medicineadministering’orthelessappealing‘fishcutting’?FineintheorybutnotwheneveryflyinIndonesiadecidestocrowdontothesedeadfishwhileyou’recutting!Lifeattheturtleprojectwasfunbecausetwiceadaywegottohangoutwithseaturtles.By‘hangout’,Iobviouslymeant‘work’,aswewereonshift,butitcertainlydidn’tfeellikework.Anotherfunthingwasgettingtoknowtheothervolunteers!Withvolunteersfromallovertheworld,itwasjustcommontohearFinnishbeingspoken,AustralianslangmixedwithFrenchexpressionsandSwedesmakingplanstovisitnewly-foundfriendsintheUSA.Ofcourse,notallthetimeatTurtleCampwasconsumedbyvolunteering.ScheduledactivitiesincludedatriptoCrystalBay,abeautifulparadiseforswimmingandsunbathing,anawesomebeachbonfirecompletewithabeautifulsunsetaswellasourlocalcoworkersshowingofftheirguitarplayingandsingingskills.OurtimeatTurtleCampwascappedoffbysettingfreetwoofourturtlesintotheseatobegintheirjourneyasindependentturtles!Hopefully,theloveandcareprovidedattheturtleprojectwouldensurethattheseturtleshadagreaterchanceofsurvivalinthebig,wideandscaryocean.1、WhichtaskislessfuntothevolunteersatTurtleCamp?A.Turtlefeeding. B.Tankcleaning.C.MedicineAdministering. D.FishCutting.2、Whatdoestheunderlinedsentenceimply?A.Thevolunteeringwasachallenge.B.Thetimeatthecampwasdifficult.C.Theworkattheprojectwasadelight.D.Communicationwastime-consuming.3、Whensettingfreethetwoturtles,thevolunteersfeltasenseof_________.A.achievement B.belongingC.loss D.independence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)IhadstoppedtogetgasataplacewhereIalmostnevergo.Ihad1aboutcleaningmywindshield(挡风玻璃).Butthenwhenthegas2wasalmostfinished,Idecidedforsomereasonto3andcleanit.That'swhatIwasdoingwhenawomanapproachedmeandaskedfor4.Thereweretwowomen,onemiddleaged,theothertwenty-something,5ayoungchildinthebackseat.Onadaywhenthetemperaturewaswellpast100,theywere6inanoldcarwithnoairconditioning,drivingfromatownaboutanhouraway."CanyoutellushowtogettoMopac,sir?"Shehadafolded-upprintoutofdirectionsfromGooglemaps."Sure.WhereonMopacareyou7?"Iasked.Sheunfoldedtheprintoutandshowedmethe8.Iknewitwell,andstartedtogetthe9thatthismomentwasmeanttohappen."Iknow10wherethatis."Itoldher."Iusedtohavea(n)11inthatbuildingtoworkin."I12givingdirectionstotheolderlady,andthenagaintoher13,whowasthedriver.Ittookawhile,becauseI14eachinstructiontomakesuretheyunderstood.Inasinceremomentof15,theolderladythankedme.Thewhole16helpedmemuchmorethanithelpedher.Ihadbeenhavingavery17day.Infact,theonlyreasonIhadgonetothatparticulargasstationwasthatIwantedtotakealittledriveand18myhead.AsIreplacedthegascap,havingsentthemontheirway,Isuddenly19thatIfeltbetter.Myheadwasclear.AndIam20fortherealgoodnessitbroughtintomylife.1、A.cared B.hesitated C.worried D.complained2、A.making B.leaking C.burning D.pumping3、A.goahead B.giveup C.setoff D.hurryup4、A.gas B.coins C.directions D.food5、A.upon B.with C.except D.beyond6、A.starving B.sheltering C.traveling D.hiding7、A.lost B.arranged C.located D.headed8、A.distance B.line C.sign D.address9、A.feeling B.evidence C.reward D.pleasure10、A.generally B.exactly C.wholly D.personally11、A.destination B.field C.office D.apartment12、A.thoughtof B.putoff C.turnedto D.endedup13、A.companion B.passenger C.helper D.colleague14、A.explained B.repeated C.demonstrated D.recalled15、A.silence B.coldness C.appreciation D.embarrassment16、A.situation B.accident C.conversation D.incident17、A.meaningful B.fortunate C.important D.difficult18、A.clear. B.empty C.cover D.turn19、A.understood B.realized C.acknowledged D.assume20、A.anxious. B.fit C.ready D.grateful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)YuanLongpingwasbornin1930.SincehegraduatedfromSouthwestAgriculturalCollegein1953,he1.(devote)hislifetofindingways2.(grow)moreandmorerice.Asayoungman,hesawthegreatneedforincreasingthericeoutput.Atthattime3.(hungry)wasaseriousprobleminmanypartsofthecountryside.Yuansearched4.awaytoincreasericeharvestswithout5.(expand)theareasofthefields.In1950,Chinesefarmerscouldproduceabout56milliontonsofrice.In6.recentharvest,however,nearly200milliontonsofricewereproduced.Theseincreasedharvestsmeanthat22%oftheworld’speople7.(feed)fromjust7%ofthefarmlandintheworld.YuanLongPingisnowcirculatinghisknowledgeinIndiaandmanyotherless8.(develop)countriestoincreasetheirriceharvests.9.(thank)tohisresearch,theUNistryingtoridtheworld10.hunger.Usinghishybridrice,farmersareproducingharveststwiceaslargeasbefore.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(\)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。Iusedtothinkcooperatingwasteoftime,butonethingchangesmymind.Onedaythescientificteacheraskedustodosomeresearchesandhandedintheconclusion.ThattookmelotsoftimetodotheresearchbutIstillcouldn’tfinishedit.SoItriedtocooperatewithothers.Wesharedourresearchesandthenmadethecompletelyconclusionsoon.SoIthinkcooperatingnotonlysavesourtimes,butalsohelpsustopromotethecommunicationwithothers.Althoughintheworldtodayveryfewthingscanbesuccessfullydonebyjustoneperson,cooperatingcanbenefitfrombothorallsides.47第二节书面表达(满分25分)29.(25分)共享单车(sharing

bikes)的出现,为大家带来了方便.同时,也反映出一些问题.例如,随意停放,影响行人通行;故意破坏车辆,造成维护成本增加,并影响他人正常使用,等等.请针对此现象,写一封倡议书,号召大家文明用车.要点提示:1、共享单车的好处;2、使用过程中出规的问题;3、如何做到文明用车.写作要求:1、文章要涵盖上述要点,并适当增加细节.2、字数:不少于100字.______________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

参考答案第一部分(共20小题,每小题1.5分,满分30分)1、B2、D3、B4、A5、A6、D7、C8、A9、B10、C11、B12、B13、C14、C15、A16、B17、B18、A19、A20、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、A4、B5、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.Thejunkvariesfromtinypiecesofpaintchippedoffrocketstocameras,hugefueltanks,andevenodditemslikethemillion-dollartoolkitthatastronautHeidemarieStefanyshynPiperlostduringaspacewalk.Themajorproblemwiththespacetrashisthatitmayhitworkingsatellitesanddamagetravelingspacecraft(飞船).Moreover,piecesofjunkmaycollide(碰撞)witheachotherandbreakintopieceswhichfallbacktotheEarth.Toavoidthis,scientistshaveinventedseveralwaysforclearingthesky.Groundstationshavebeenbuilttomonitorlargerpiecesofspacetrashtopreventthemfromcrashingintoworkingsatellitesorspaceshuttles.Futur

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