2023-2024学年安徽省泗县一中高三第二次联考英语试卷含解析

2023-2024学年安徽省泗县一中高三第二次联考英语试卷请考生注意：1．请用2B铅笔将选择题答案涂填在答题纸相应位置上，请用0．5毫米及以上黑色字迹的钢笔或签字笔将主观题的答案写在答题纸相应的答题区内。写在试题卷、草稿纸上均无效。2．答题前，认真阅读答题纸上的《注意事项》，按规定答题。第一部分（共20小题，每小题1.5分，满分30分）1．Itwasintheremotemountainareas______Ispentthegapyear______Ilearnedhowtoworkwithagroupofstrangersandhowtolookaftermyself.A．where;that B．when;thatC．where;when D．that;where2．Recently,aprogrammercriticizedthe“996”workschedule______employeesworkfrom9amto9pm,6daysaweek,withtheprospectofendingupinanintensivecareunit.A．where B．when C．which D．whose3．Tofetchwaterbeforebreakfastseemedtomearule______.A．toneverbreak B．nevertohavebrokenC．nevertobebroken D．nevertobebreaking4．—Jackshouldhavecalmeddownattheparty!—Butthekidsmadesomuchnoisethathecouldn’thelpbut_______.A．facethemusicB．eatlikeabirdC．mendhiswaysD．flyoffthehandle5．—I'dratherhavesomewine,ifyoudon'tmind.—________.Don'tforgetyouwilldrive.A．Anythingbutthat B．ByallmeansC．Takeiteasy D．Iwon'tsaynotothis6．—You'vegotyourflatfurnished,haven'tyou?—Yes,I______someusedfurnitureanditwasarealbargain.A．willbuy B．haveboughtC．hadbought D．bought7．--Ittookmeeightyearstobuildupmybusiness,anditalmostkilledme.--Well,youknowwhattheysay..A．ThereisnosmokewithoutfireB．Nopains,nogainsC．AllroadsleadtoRomeD．Practicemakesperfect8．TherearelotsofexamplesofEnglishidioms________animalsareused.A．which B．whenC．whose D．where9．Itissometimessaidthatasocietycanbejudged____thewayitcares____itsweakestmembers.A．on;about B．by;for C．under;with D．with;on10．Fathermadeapromise______________Ididwellintheentranceexam,hewouldtakemetoHongKonginthesummervacation.A．ifthat B．ifC．thatif D．that11．TheyarrivedattheborderbetweenKenyaandTanzaniaat2pm,______liesanationalnaturereserve.A．whatB．whichC．whereD．when12．Despitetheobviousprivacyconcerns,theuseoffacial-recognitiontechnologyis________atsomepublicplaces.A．outofdangerB．ontherunC．outofsightD．ontherise13．--Tom,yourforeignteacherspeaksChinesefluently!--Oh,shehaslivedinChinaforsixyears;otherwiseshesuchgoodChinese.A．didn’tspeak B．wouldnothavespokenC．wouldnotspeak D．hadn’tspoken14．You’llrecognizemewhenyougetoutofthestation.I______jeansandawhiteT-shirt.A．willbewearingB．hadwornC．waswearingD．haveworn15．Simplyraiseyourhand，andataxiappears________A．atnotimeB．atonetimeC．innotimeD．forthetimebeing16．Jennyisbecomingslimmerandslimmer.Itissaidthatshehiredafitnessinstructorlastyearand_____since.A．isworkingout B．workedout C．hasbeenworkingout D．hadworkedout17．Willitbeages______hegoesbacktoschool?I'msoworriedabouthim.A．before B．afterC．when D．as18．Mysonisaddictedtocomputergames.Heishopeless，isn'the？Yes，_____________heisdeterminedtogiveupandstartallover.A．if B．unlessC．though D．so19．Mr.Wilsonisamanofpatienceandkindness,andhisgoodtempernever______him.A．fails B．disappointsC．controls D．worries20．ThenewlocallawinNanjingsaysparentsnotphysicallyharmyoungchildrenorexposethemtolong­termhungerasapunishment.A．can B．shallC．will D．need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）MuirWoodsandSausalitoHalfDayTourWanderthroughanancientcoastalredwoodforestandexploretheartisticbaysideonthishalf-daytourfromSanFrancisco.TravelacrosstheGoldenGateBridgetovisitMuirWoods,hometosomeoftheoldestandtallesttreesonEarth.AttheendofyourtourchoosebetweengettingdroppedoffatUnionSquareinSanFranciscoortakingtheferrybacktoSanFrancisco.YosemiteNationalParkandGiantSequoiasDayTripDiscoverthebeautyoftheSierraNevadaonthisfull-daytriptoYosemiteNationalParkfromSanFrancisco.TravelaboardacomfortablevanthroughhistoricGoldRushtownstoreachthepark,whereyou’llbeamazedbysupersizednaturalwonders.Takeahikeamongancienttrees,andenjoyseveralhourstoexplorethepark’swondersonyourown.NiagaraFallsTourEscapefromNewYorkCityandheadnorthtoseebothsidesoftheCanadianborderonthisguided,2-daytourtoNiagaraFalls.VisitNiagaraFallsonboththeAmericanandCanadiansidesandtakearideonthefamousMaidoftheMistboat.Then,ontheroadbacktoNewYorkCity,makeastoptoshopattheCrossingsPremiumOutlets,oneofthelargestoutletmallsintheUS.NapaandSonomaWineCountryTourEscapetoCalifornia’sfamouswinecountryonthisfull-daytourfromSanFrancisco.Tasteregionalvarietalsatthreedifferentwineriesincludingbothbig-nameandfamily-runestates(庄园).Learnaboutthewinemakingprocessduringguidedtours,andappreciatetheregionalculturewithastopforlunch.1、Whichtourshouldyouchooseifyouwanttodosomeshopping?A．MuirWoodsandSausalitoHalfDayTour.B．YosemiteNationalParkandGiantSequoiasDayTrip.C．NiagaraFallsTour.D．NapaandSonomaWineCountryTour.2、WhatcanyoudoonNapaandSonomaWineCountryTour?A．AppreciatesomeoftheoldestandtallesttreesonEarth.B．Enjoysupersizednaturalwonders.C．Getsomewinemakingknowledge.D．Takearideontheboat.3、Whatdoesthewriterintendtodobywritingthepassage?A．Tointroducesomeoutdooractivities.B．Tosharesometourexperiences.C．Toadvertiseforthewinecountry.D．Tocallforprotectingnaturalwonders.22．（8分）WhenIwas5,myfatherworkedthenightshiftasanurseinahospital.Hewasalwayscarryinghisstethoscope(听诊器)sonaturally,soIcalledhim“Dr.Saldivar”whileIpressedhisstethoscopeagainsthischest.Butmyfather,asahumbleman,wasalwayscorrectingme:“Iamnotadoctor,son,butyoucanbeone.”IgrewupfeelinglikeIhadnolimitsbecauseofmomentslikethis,whichhashelpedmetakeriskspersonallyandprofessionallyinspiteofthehardshipsIhadtoendure.BeingborntoMexicanimmigrantsmeantthatmyparentshadtoworkveryhardtoprovideformyfamilyandIhadtolearntostrugglethroughschoolpaperworkonmyown,becausemyparents’Englishwaslimitedandtheycouldn’talwaysbetheremotivatingusthroughtheprocess.IfIwantedtosucceedacademically,myperseverance,andstrengthwouldbetested.Perseverance,strengthandgoodeducationarethegatewaytosuccess.AndthisisespeciallytruewhenyoulookattheobstaclesthatLatinoshavetoovercometosucceedinpublicschools.Forinstance,whilethenationalhighschooldropout(辍学)ratehasdecreasedsignificantly,westillhavethehighestdropoutrateinthecountry.Wearemorelikelytoliveinpovertyandattendraciallyseparatedschools.TheseissuescreatemanyotherproblemsforLatinos.Tohelprelievemyfamilyburden,IfoundmyfirstjobwhenIwas14atalocalhotel.Despitethelonghoursonmynewjob,Iworkedhard.Meanwhile,Icontinuallystressedtheimportanceofgettingarespectableeducationanddideverythingpossibletogetonestepclosertomakingmydreamareality.Nearlyadecadelater,IbecamethefirstinmyfamilytograduatefromtheUniversityofSouthernCalifornia.Knowingthesocial,economic,andpoliticalstrugglesthatacommunityfaces,Ibegantopursuejournalismtogivethedisadvantagedminoritiesavoice.1、Whatinspiredtheauthorwhenhewasachild?A．Theencouragingwordsfromhisfather.B．Anurseinhisfather’shospital.C．Hiscuriosityaboutthestethoscope.D．Thehardshipshesuffered.2、Theexampleinthethirdparagraphgivenbytheauthorsuggests.A．moreLatinosarereceivinghighereducationinAmericaB．LatinoimmigrantsarestillfacingmanyproblemsC．AmericaneducationsystemisbetterconstructedD．racialseparationhaslongbeenforbiddeninAmerica3、Theauthorchosetobecomeajournalist,hopingto.A．showhissuccessasaLatinoB．enjoyadifferentlifeC．speakforthedisadvantagedLatinosD．repaythesacrificehisparentsmade4、Whatdoestheauthortrytotelluswithhisownexperience?A．Immigrationisanapproachtopersonalsuccess.B．Goodeducationisawaytosuccessfullife.C．DisadvantagedLatinosarefacingfewerchallenges.D．AmericanDreamisinaccessibletotheLatinos.23．（8分）BrokenWings1-4Aug:MusicaladaptationofthepoetKahilGibran's1912masterpiece.SetinNewYorkin1923,ittransportsyoutoturn-of-the-centuryBeirut.7:30pm(&2.30pm4Aug).Tickets:￡l0-￡96.so.www.trh.co.uk.TheatreRoyalHaymarket,Haymarket,SWIY4HT.TE7.Station:PiccadillyCircus.ChicagotheMusicalMartinKempstarsasBillyinthisjazzmusicalbasedonrealmurdercaseswhichshockedChicagointhe1920s.Mon-Sat7:30pm;Wed&Sat2:30pmTickets:￡25-￡150.www.phoenixtheatrelondonco.ukPhoenixTheatre,110CharingCrossRd,WC2HOJP.TE7.Station:TottenhamCourtRoadDreamgirlsMusicalaboutafemalesinginggroupfromChicago.ClassicsongsincludeIAmTellingYouI'mNotGoing,IAmChanging,andListenandOneNightOnly.Jointhesefriendsastheygoonamusicalrollercoasterridethroughaworldoffame,fortuneandtheruthlessrealitiesofshowbusiness,testingtheirfriendshipstotheverylimit.Mon-Sat7:30pm;Wed&Sat2:30pmTickets:￡15-￡75.www.savoytheatreorg.savoy.StrandWC2ROET.TE8.Station:CoventGarden.Everybody'sTalkingaboutJamieThisfeel-goodmusicalissetonacouncilestateinSheffield,northernEngland,andtellsthestoryof16-year-oldJamieandhowheovercomesbulliesandprejudice.Thisisinspiredbyatruebullystory.Mon-Sat7:30pm;Wed&&t230pmTickets:￡20-￡85.www.everybodystalkingaboutjarmie.co.ukApolloTheatre,31ShaftesburyAvaWID7ESTE7.Station:PiccaddlyCircus1、Whichnumbercanonecalltogetmoreinformationonthemusicalaboutamurderstory?A BC D2、Whichoneofthemusicalsisn’tsetintheU.S.?A．Dreamgirls. B．ChicagotheMusical.C．BrokenWings. D．Everybody'sTalkingaboutJamie.3、Ifonewantstoenjoyclassicsongs,whichwebsiteshouldhevisittobooktickets?A．www.trh.co.uk. B．www.phoenixtheatrelondon.co.uk.C．www.savoytheatre.org.savoy. D．www.everybodystalkingaboutjamie.co.uk24．（8分）It’sarealcaseoffishoutofwater.Blennies(鲇鱼)intheSouthPacificOceanaregraduallyrelocatingtolandtoescapetheirpredators(捕食者),inanexampleofevolutioninaction.Fishfirstbegancrawlingontodrylandabout400millionyearsago,kickingoffanevolutionarychainofeventsthatledtohumans.Buttheirreasonsforexitingtheseahavebeenuncertain.Tolookforclues,TerryOrdattheUniversityofNewSouthWalesinAustraliahasbeenstudyingseveralspeciesofblenniesatRarotonga,thelargestoftheCookIslands.Atlowtide,blenniesarecommonlyfoundswimminginrockpoolsaroundtheedgesoftheisland.Butwhenhightidemovesin,theyclimbuptodrylandandmovearoundtherocksuntilthetideretreats.Theresearchersfoundthatthisismostlikelytoavoidpredatorsthatswiminwiththerisingtide–mainlybiggerfishlikelionfish.Totestwhatwouldhappenifblenniesdidnothaveanescapeplan,theymadeblennymodelsandsanktheminthesea.Themimicsendedupwithwounds,bitemarksandchunks-missing.Ofcourse,therearestilldangersforblenniesonland,liketheoccasionalbirdattack,butthepredationriskonlandisathirdthatofunderwater.What’smore,movingontolandhasadditionalbenefitsforblennies.Holesintherocksprovideshelterednestsforlayingeggs,andtheycanmaintaintheirdietofbacteria.Infact,severalspeciesofblennyfishatRarotongahavealreadymadethefulltransitiontoland-dwelling(陆生的)species.Theycontinuetobreathewiththeirgills,buthavedevelopedstrongertailfinsandjumpfromrocktorock.Ordbelievesthatmanyevolutionaryprocesseshavebeendrivenbytheneedtoescapepredators.“Itisoftenassumedthatanimalsmovehomestofindnewsourcesoffood,butinmanycases,escapingpredatorsisastrongermotivation.”hesays.1、Whydoblenniesclimbtodrylandwhenhightidecomes?A．Toacquirebetterhealth.B．Tosearchformorefood.C．Toseeksaferlivingconditions.D．Toadapttoanewenvironment.2、Whatdoestheunderlinedpart“Themimics”inParagraph6referto?A．Therocksinthewater.B．Thepredatorsofblennies.C．Theresearchersofblennies.D．Themodelsofblennies.3、Whatcanbeconcludedfromthelastparagraph?A．Ord’sresearchopensanewview.B．Ordwonderswhyanimalsmovehomes.C．Ordshowsusthebenefitsofblennies’evolution.D．Ordhasdiscoveredhowfishhavebecomelanddwellers.4、Whichofthefollowingcouldbethebesttitleforthetext?A．Blennies’LivingHabitsB．WhyBlenniesChoosetoLiveonLandC．Blennies’EvolutionaryProcessD．HowBlenniesEscapefromtheirPredators25．（10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．Howtotakeaplane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）Allofuscangiveothersahandaslongaswearewillingtodoso.Actually,therearesomepeopledoingkindthingsallthetime.Spreadingkindness,onegooddeedatatime,isKarlaGibson’smission.“Iwisheveryonecouldjoinme.Therearesomany____thingsgoingonintheworld;Imeaneveryday,”saidKarla.Karlahadthe____andsenseofdutyinDecemberof2013.Thesinglemotherofthreesaidshetendedtogetdownaroundtheholidays,soshe____todosomethingtocheerothersup.ShestartedaFacebookpageand____hergooddeedseachday,fromfeedingthehomelesstogivingEastergiftstotheincarcerated(囚犯).Shehopedto____others.“Wehavetodosomething.Our____canmakeadifferenceinsomeone’sday.You____knowwhensomeonemightbehavingtheirworstday,andthensomethinglikebuyingthemacoffeecanchangetheirwholeattitude,”Karla____.Karla’sgreatest____sofarhadtodowithcoffee.OnSeptember27th,Karla’sbirthday,shewenttoherlocalStarbucksandgavethe____$127topayforotherpeople’sdrinks.Shesatattheendofthedrive-thruholdinga____thatread,“Haveagreatday.”Sheendedup____about23customers.“Itwasreallyfun.Itwas____oneofthebestbirthdaysever,”shesaid.Herkindnessthatdaydidn’tgo____.Onecouplewassogratefulthattheysurprisedherwithflowersandballoonstoshowtheir___.Karla’sactsofkindnesshavebecomea____affair.Hertwosonsarealways____others.“SometimesI’llaskKyle,‘So,didyoudoanythingextranicetoday?’andhe’slike‘Somebody____somethinginthehallwayandIpickeditup’or‘Iheldthedoorforsomeone’,thatkindofthing,”saidKarla.It’sbecauseofMomthattheboysthinkit’s____togiveahandtoothers.“Ithinkit’sagreatideaofhers.It’salwaysnicetohelpsomeoneout____theyreallyneedit,”saidKarla’s15-year-oldsonChad.1、A．good B．bad C．new D．casual2、A．commitment B．appointment C．preference D．success3、A．managed B．agreed C．hesitated D．decided4、A．did B．mentioned C．shared D．missed5、A．greet B．inspire C．introduce D．remember6、A．kindness B．happiness C．stories D．sadness7、A．still B．often C．never D．even8、A．whispered B．explained C．reported D．replied9、A．surprise B．challenge C．concern D．moment10、A．cashier B．customer C．beggar D．secretary11、A．mark B．sign C．symbol D．flag12、A．payingfor B．pickingup C．payingoff D．pickingout13、A．occasionally B．usually C．probably D．hardly14、A．unoccupied B．unnoticed C．unorganized D．unquestioned15、A．wisdom B．existence C．generosity D．appreciation16、A．society B．love C．holiday D．family17、A．encouraging B．inviting C．helping D．affecting18、A．dropped B．bought C．found D．stole19、A．strange B．lucky C．cool D．funny20、A．after B．though C．unless D．when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）ThereweremanygreatphilosophersinancientChina.Confuciusstressedthesignificanceof1．(kind),dutyandorderinsociety,2．ideasinfluencedChinesesocietyforover2,000years.MenciuswasastudentofConfucius’sideas.Histeachingsweresimilarto3．ofConfucius.He4．(bring)upbyhismotherandhadanimportantpositioninthegovernmentof5．state.Hebelievedmanisgood,thatpeoplewouldbegoodifgovernmentwaskind,and6．peopleweremoreimportantthanrulers.Menciuswroteabook7．(call)TheBookofMenciusinhislastyears.Moziwasalsoan8．(influence)thinker,whosebeliefsweresimilartoConfucius’s9．someways.Bornintoapoorfamily,hebecamefamousforhisunusualclothesandbehaviour.Becauseheconsideredthatgovernmentwasmostimportant,hespentmanyyears10．(try)tofindastatewherepeoplewouldfollowhisteaching.Hebelievedallmenwereequal.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（∧），并在此符号下面写出该加的词。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。ThemostimportantfestivalinTibetistheTibetanNewYear,inJanuary1stoftheTibetancalendar.ItisforsaygoodbyetothepastyearanwelcomingtheNewYear.Frommid-December,peoplestarttoprepareordofestivalshopping.AlotofactivityareheldinthestreetsoftheLhasaduringtheNewYearFestival.Thereisaninterestedcompetitiononthisday.Ayoungmanfromeachfamilytriedtogetthefirstbucketofwaterfromtheriver.Itisbelievedbegoldwater.AccordingtotheTibetantradition,theywillbringgoodluck,happinessandwealthtothosewhichgetit.第二节书面表达（满分25分）29．（25分）假定你是李华，你市近期将于会展中心举办中国文化节，届时会有外国友人参加，主办单位现向大众招募志愿者。请写一封信申请做志愿者，内容包括：1．写信目的；2．个人优势及能做的事情。注意：1．词数100左右；2．可以适当增加细节，以使行文连贯。提示词：会展中心ExhibitionCenter；中国文化节ChineseCulturalFestivalDearSir,____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________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、A3、C4、D5、A6、D7、B8、D9、B10、C11、C12、D13、C14、A15、C16、C17、A18、B19、A20、B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、C2、C3、A22、1、A2、B3、C4、B23、1、B2、D3、C24、1、C2、D3、A4、B25、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.Futureplansincludeacooperativeeffortamongmanynationstostoplitteringinspaceandtocleanupthetrashalreadythere.5、Whatwasthefirstpieceofman-madespacetrash­?A．Acamera. B．Atoolkit.C．Afueltank. D．Abrokensatellite.6、WhywerescientistsNOTconcernedaboutspacetrashinthebeginning?A．Itnolongerservedanyusefulpurpose.B．ItwasmillionsofmilesawayfromtheEarth.C．Itdidnotcause