辽宁省本溪中学2023学年高考压轴卷英语试卷（含答案解析）

2023高考英语模拟试卷注意事项：1．答卷前，考生务必将自己的姓名、准考证号填写在答题卡上。2．回答选择题时，选出每小题答案后，用铅笔把答题卡上对应题目的答案标号涂黑，如需改动，用橡皮擦干净后，再选涂其它答案标号。回答非选择题时，将答案写在答题卡上，写在本试卷上无效。3．考试结束后，将本试卷和答题卡一并交回。第一部分（共20小题，每小题1.5分，满分30分）1．Thisfilmisverywithyoungpeople,whichtellsareallyromanticstory.A．familiarB．popularC．similarD．particular2．Aftertalkingwithherteacherforaboutanhour,shefeltrelievedandbegantoknowhowtothiskindofsituation.A．handleB．raiseC．exploreD．strengthen3．Heworksveryhardinordertogethimself______intoakeyuniversity.A．accepted B．received C．announced D．admitted4．Mydaughter,_________allkindsofmeat,wouldnotliketoeatanyvegetable,whichworriesmealot.A．devotedto B．addictedto C．accustomedto D．exposedto5．____whichuniversitytoattend,thegirlaskedherteacherforadvice.A．Notknowing B．Knowingnot C．Notknown D．Knownnot6．—DidMaxgototheconcertwithhisfamilyyesterday?—Thereportscheduledtobehandedintomorrow,he_______it.A．couldn’thaveattended B．needn’thaveattendedC．wouldn’tattend D．shouldn’tattend7．,hetalksalotabouthisfavoritesingersafterclass.A．Aquietstudentashemay B．QuietstudentashemaybeC．Beaquietstudentashemay D．Quietashemaybeastudent8．Itisthebusdriverwhoshould______thesafetyofthepassengers.A．answerforB．searchforC．standforD．gofor9．Sheissuchanirritatingwoman,Idon’tknowhowyoucan______her.A．putup B．standwith C．standupto D．putupwith10．—Whydidn’tyoutrytofinishthecomposition?—Itriedto,but________Icould,thebellranannouncingtheendoftheexamination.A．until B．whenC．after D．before11．Ourclassheldafierce________astowhethertoreducetheamountofhomeworkornot.A．bargainB．competitionC．debateD．campaign12．Accordingtoarecentstudy,thehighschoolgraduationrateforblackmenhasfallenby43percent,while________ofblackwomenhasrisenby56percent.A．that B．whatC．one D．which13．IwillgotoBeijingonbusinesstomorrow,doyouhaveanything____toyoursonstudyinginPekingUniversity?A．tobetaken B．totake C．taken D．beingtaken14．——Willyourequireanythingelse?——Yes,Ilikeawhisky.A．will B．shall C．should D．might15．Thegeneralsecretarystressedthatwhathehadjustsaidwasonlyhis_________view,notofficialintentions.A．private B．separate C．personal D．single16．Halfwaythroughthechapter____Ididn’ttakeanythingin.A．didIrealize B．hadIrealizedC．Irealized D．Iwouldrealize17．---Areyousatisfiedwiththishouse?----________.Wecan’thaveaniceroneA．NotalittleB．NotabitC．AlittleD．Abit18．moreabouttheplacewhereyoulive,andyouwillshouldermoreresponsibilitytoprotectitA．LearningB．TolearnC．LearnD．Learned19．Therealwinnersinsportarethosewhoknowhowtopersevereandtobehavewith________—whethertheywinorloseagame.A．certaintyB．cautionC．dignityD．independence20．Thelanguageinthecompany’sstatementishighly________,thusmakingitsstaffconfused.A．ambiguousB．apparentC．appropriateD．aggressive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）Fairytalesperformmanyfunctions.Theyentertain,encourageimaginationandteachproblem—solvingskills.Theycanalsoprovidemorallessons,highlightingthedangersoffailingtofollowthesocialcodesthatlethumanbeingscoexistinharmony.Suchmorallessonsmaynotmeanmuchtoarobot,butateamofresearchersatGeorgiaInstituteofTechnologybelievesithasfoundawaytousethefairytalesasmorallessonsthatAI(artificialintelligence)cantaketoitscold,mechanicalheart.Thecollectedstoriesofdifferentculturesteachchildrenhowtobehaveinsociallyacceptablewayswithexamplesofproperandimproperbehaviorinfables,novelsandotherliterature.WebelievestorycomprehensioninrobotscanpreventtheintelligentrobotsfromkillinghumanitywhichwaspredictedandfearedbysomeofthebiggestnamesintechnologyincludingStephenHawkingandBillGates.Thissystemiscalled“Quixote”(堂吉诃德).ItcollectsstoryplotsfromtheInternetandthenusesthosestoriestoteachrobotshowtobehave.Theexperimentdonebythedesignersinvolvesgoingtoadrugstoretopurchasesomemedicineforahumanwhoneedstogetitassoonaspossible.Therobothasthreeoptions.Itcanwaitinline;itcaninteractwiththestorekeeperpolitelyandpurchasethemedicinewithpriority;oritcanstealthemedicineandescape.Withoutanyfurtherdirectives(指令),therobotwillcometotheconclusionthatthemostefficientmeansofobtainingthemedicineistostealit.ButQuixoteoffersarewardforwaitinginlineandpolitelypurchasingthemedicineandapunishmentforstealingit.Inthisway,therobotwilllearnthemoralwaytobehaveonthatoccasion.Quixotewouldworkbestonarobotthathasaverylimitedfunction.It’sababystepinthedirectionofteachingmoremorallessonsintorobots.WebelievethatAIhastobetrainedtoadoptthevaluesofaparticularsociety,andindoingso,itwillstrivetoavoidunacceptablebehavior.Givingrobotstheabilitytoreadandunderstandourstoriesmaybethemostefficientmeans.1、Whatfunctiondofairytalesperformintherobots?A．Theyentertainrobots.B．Theyhighlightdangers.C．Theymakerobotsmoreintelligent.D．Theyenablerobotstobehavemorally.2、Whatis“Quixote”inthetext?A．ApunishmentsystemB．AcharacterinliteratureC．AbignameintechnologyD．Asoftwareeducatingrobots.3、Whatdoesthedesignerexpectrobottodointheexperiment?A．Totakeadvantageofitsprivilege.B．Tofinishthetaskmostefficiently.C．Toperforminagoodmanneredway.D．Toberewardedbythestorekeeper14、Whichofthefollowcanbestexpresstheauthor’sopinion?A．Robotswilldefinitelyhavemorefunctions.B．Robotswithhuman’semotionsareperfect.C．Trainingrobotstobesociallyacceptableisnecessary.D．Thedevelopmentofrobotsisstillinababystep.22．（8分）XXX:TheReturnofXanderCageReleasedate:January20,2017Starring:VinDiesel,RubyRose,NinaDobrev,DonnieYen,KrisWuRating:★★★★Plot:XanderCage(VinDiesel)isleftfordeathafteranincident,andthenhesecretlyreturnstoactionforatoughassignmentdesignedforhim.JourneytotheWest:ConqueringtheDemons(妖魔)IIReleasedate:January28,2017Starring:KrisWu,KennyLin,YaoChen,JellyLinRating:★★★★Plot:Thefilmisasequel(续集)tothe2013film,JourneytotheWest:ConqueringtheDemons,whichwasdirectedbyStephenChow.TangSanzang(KrisWu),alongwithhisthreedisciples,setsoutontheJourneytotheWest.Althoughtheyappeartobeharmonious,inreality,theyareplottingagainsteachother.Afteraseriesofadventureswheretheycapturedemons,theystarttounderstandoneanother’spainsandheart,andfinallysolvetheirinternalconflicts,workingtogethertobecomethemostuniteddemon-killingteam.LivebyNightReleasedate:January13,2017Starring:BenAffleck,ScottEastwood,ZoeSaldana,ElleFaningRating:★★★Plot:IntheProhibitionEra,JoeCoughlin,theprodigalsonofaBostonpolicecaptain,becomesabootleggerandlater,anotoriousgangster(恶棍).TheVillageofNoReturnReleasedate:January28,2017Starring:Hsuchi,WangQianyuan,Hsiao-chuanChang,EricTsangRating:★★Plot:Inabeautifulandquietvillage,anuninvitedguestandmysterioustreasureappear,makingaseriesoffunnystorieshappen.1、Whichfilmcanyouseeifyou’refreeonJan.13,2017?A．LivebyNightB．JourneytotheWestC．TheReturnofXanderCageD．TheVillageofNoReturn2、Whostarstwofilmsamongthefourmentioned?A．ScottEastwoodB．KrisWuC．RubyRoseD．Hsuchi3、Whycanthedemon-killinggroupfinallybecomethemostharmoniousone?A．TheyarefacingriskstoexploreeverythingB．TheycanavoidtheirinternalargumentsC．TheycanfullyknowabouteachotherD．Theyarefightingagainsteachother4、HowisTheVillageofNoReturndifferentfromtheotherfilms?A．ItisratedmorestarsthantheotherthreeB．Itisafollow-upfilmtothe2013oneC．ItisnotreleasedinthesamemonthD．Itcanmakeaudiencelaughalot23．（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）Driverlesstechnologywillsoonenteranothermajorglobalindustry:shipping.Severalcompaniesrecentlyannouncedplanstolaunchself-sailingshipstoimprovesafetyandefficiency.OneofthemistheNorwegianchemicalcompanyYaraInternational.YarahasteamedupwithanotherNorwegiancompany,Kongsberg,tobuildanautonomousgoodsshipexpectedtobelaunchednextyear.Kongsbergdevelopedtheship’selectricaltechnologyandautonomouscontrolsystems.Theshipisfullyelectrictoreduceairpollution.Itisdesignedtocarrygoodscontainersnormallytransportedbytruck.Thismeanstheshipwillalsoimproveroadsafetybyreplacingabout40,000trucktripsayear.Thecompanyplanstooperatetheshipsbyfar-awaycontrolbeginningsometimenextyear.By2020,theshipsshouldbeloadingandsailingthemselves.WhileYara’sshipswillbelimitedtoNorwayatfirst,thecompanyplanstogreatlyexpanditsautonomousshippingoperationsinthecomingyears.Anothercompanyputtingahighpriority(优先)toself-sailingshipsistheworld’slargestminingcompany,Australia’sBHPBilliton.Thecompany’sVicePresidentofFreight,RashpalBhatti,recentlyspokeaboutthetechnologyinawebsitepost.Bhattibelievesautomationwillbeoneofthebiggestchangesforshippinginthefuture.Hesaid,“Autonomousshipsofferimportantopportunitiestoimprovesafetyandprovidemoreeffectiveresultstothesupplychainofthesea.”Headdedthatself-sailingshipscouldbecomearealitywithinthenextdecade.Rolls-Royce,theBritishautomobileandenginemanufacturer(制造商),isalsodevelopingunmanned(无人驾驶的)shippingtechnologies.OskarLevanderisthecompany’sheadofoperationsatsea.Hesaidinaconferencelastyear,“Thisishappening.It’snotif,it’swhen.”Levandersaidtheseautonomousshipscouldbecontrolledbyfar-awayoperatorsfromanywhere.Headded,“Becausetheseshipswillbedesignedtobeunmanned,theycanbebuiltsmaller,moreefficientandenvironmentallyfriendly.”1、Whyhaveseveralcountriesannouncedplanstoproduceself-sailingships?A．Tosavemoney.B．Todevelopelectricaltechnologyinships.C．Tocompeteinautonomouscontrolsystems.D．Tomakeshippingmoreeffectiveandlessrisky.2、HowwilltheNorwegianautonomousshipbedeveloped?A．OnthebasisofRolls-Royce.B．Byasinglecompanyindependently.C．Bytwonativecompaniesworkingtogether.D．BytakingelectricaltechnologyfromAustralia.3、WhatdoOskarLevander’swordssuggestinParagraph4?A．Itistooearlytomakeautonomousships.B．Thesupplychainoftheseawillbebusier.C．Peoplearemoreconcernedaboutautonomousships.D．Unmannedshippingtechnologiesarebecomingmoremature.4、Whatwouldbethebesttitleforthetext?A．AutomationunderSail B．Self-sailingShipsinUseC．AutomationinSomeFields D．AutomationinImagination25．（10分）Everymandreamsofhavingagoodcar.Withluxurycars,likeBentley,LamborghiniandRolls-Royce,goingintotheworldofSUVs,ifyouhavedeeppockets,youwillbespoiltforchoice.◆LamborghiniAventadorSVJUsinganewaerodynamicsystemallowsittosetacarlaprecordof6:4497atNurburgring,oneofthelongestandmostchallengingcircuitsintheworld.Plus,carbonfibercanbeseeneverywhere,whichmakesthecarstrongandlightweight.There’reonly900beingbuiltandyou’11needtocoughup$517,770tobuyone.◆AstonMartinDBXTheDBXisAstonMartin’smaidenSUVproduct.Itfeaturesachoiceoftwogasengines—a4.0-literV8fromMercedesanda5.2-literV12fromitsown.Thepriceispredictedtobearound$250,000.◆AudiE-tronBeinganeco-friendlymotoring.itisanall-electricSUVthatmakesupforitsratherordinaryappearancewithdesign,luxuryandtechnology.Atthefrontandbackareelectricmotorswhichinsureprogressisrapid.Inadditiontoplentyofstoragespace,theAudiE-tronprovidessidecamerasinsteadofsidemirrorsandairsuspensionthatadaptstotheterrain(地形).Handover$74,800andit’syours.◆TeslaRoadsterTeslaRoadsterwillturnmostheads,Zeroto60in1.9secondsmeansitwillleavemostcarsfordust.Thetopspeedis250mph,whichisalsounheardofformostcars—letaloneana11-electricone.HavingadvancedautonomousdrivingsystemsandahugetouchscreenforsurfingtheInternet,itwon’tmakeyouregretforpaying$200,000.1、What’sspecialaboutLamborghiniAventadorSVJ?A．Itofferstwogasengines. B．Itisanall-electricSUV.C．Ituseslightweightmaterials. D．Ithasthemostchallengingcircuit.2、Whichcarissuitableifyouwantonewithadaptableairsuspension?A．LamborghiniAventadorSVJ. B．AstonMartinDBX.C．AudiE-tron. D．TeslaRoadster3、WhichofthefollowingdoesTeslaRoadsterprovide?A．Self-drivingsystems. B．Agas-savingengine.C．Sidecameras. D．Muchstoragespace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）It'snotunusualtobecaughtinyourlife.Whenyougetcaughtinamoment,youshouldrememberthatsomewhereoutthere,someonealwayscomesalongwithapocketfullof1YesterdayIspentallmycoinsanddollar2onlittledeeds.Ihad3breakfastbecauseIgotuplate.Becauseofthemadrush,Iforgotmy4.WhenIwasonmywayto5mylunch,apersoninneedaskedmeifIcould6himsomecash,soIdecidedtolendhimfirst.So,thenlaterintheevening,Iwasheadinghome7waitingfordinner.8，Igotacallfrommymumsayingthatshewastowork9andwouldn'tbeabletopreparedinnerforme.10therewasnofoodinthehouse,Itoldmymumnottoworry11Iwouldsurelyfindmyselfsomethingtoeat.WhileIwasstill12thissuddensetofchangesinmyfoodoptionsfortheday,Ipassedayoungmanwitha13smilehandingoutsamples(样品)ofcookiesatasupermarket.Hegavemeapacketandsaid,"Howaboutyou14somemoreforschooltomorrow?"15that,Ireturnedawarmsmiletohimand16mybag.Hegladlyfilleditwithtwentypackets.Iwas17Whetheryoucallitluckorfortune,18wantedtosaythatsomewhereouttheresomebodycamealongcarryingapocketofhopeinhis19andsharedapieceofitwithme!Somebodyouttherewillonedaydo20foryou.1、A．hopeB．chanceC．fortuneD．food2、A．checksB．billsC．cashD．change3、A．refusedB．ignoredC．wastedD．skipped4、A．packetB．keysC．purseD．lunch5、A．serveB．cookC．buyD．prepare6、A．giveB．spareC．donateD．show7、A．disappointedlyB．gratefullyC．anxiouslyD．willingly8、A．HoweverB．ThereforeC．BesidesD．Instead9、A．wellB．lateC．hardD．alone10、A．SinceB．AsifC．WhenD．Eventhough11、A．becauseB．soC．beforeD．after12、A．makingB．introducingC．processingD．seeking13、A．surprisedB．broadC．awkwardD．strange14、A．adoptingB．exchangingC．supplyingD．taking15、A．InresponsetoB．OpposedtoC．OwingtoD．Contraryto16、A．openedupB．putupC．setupD．pulledup17、A．confusedB．worriedC．excitedD．puzzled18、A．seriouslyB．nearlyC．normallyD．simply19、A．coatB．bodyC．heartD．pocket20、A．alotB．thesameC．muchD．some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）AlthoughEnglishisnotasoldasChinese,1．isspokenbymanypeoplearoundtheworldeveryday.Englishspeakersarealwaysmakingnewwordsandweshouldbeabletoknowwheremostwordscomefrom.Sometimes,2．,noonemayreallyknowwhereawordcomesfrom.Didyoueverthinkaboutwhyhamburgersarecalledhamburgers,3．(especial)whentheyarenotmadeofham?Aboutahundredyearsago,somemenwenttoAmerica4．Europe.TheycamefromabigcityinGermanycalledHamburg.TheydidnotspeakgoodEnglish,buttheyategoodfood.SomeAmericanssawthemeatingroundpiecesofbeef.Neverhadtheyseensuch5．strangeway.Theycouldn’thelp6．(ask)theGermanswhatitwas.TheGermansdidnotunderstandthequestionandanswered,“WecamefromHamburg.”OneoftheseAmericansownedarestaurant,andhadanidea.Hemadeup7．mindtodosomethingnew.Hecookedsomeroundpiecesofthebeeflike8．themenfromHamburgateand9．(sell)itquiteafewcountriesaroundtheworld.Whetherthisstoryistrueornot,itcertainlyis10．(interest).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。作文中共有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：在缺词处加一个漏子符号（∧)并在其下面写出该加的词。刪除：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。Hello,I'mLihua,chairmanofStudentUnion、We'regoingtoorganizeabicycletriptoourschoolfarmonthisSunday、Itwaslocatedinthewesternsuburb,coveredanareaofabout50acres、Therearedifferentkindsofcattleraisedandvariousvegetableplanted,withoutsomeharmfulthingsinthefeedorthefertilizer、Theproductsareprovidedfortheschoolcanteen，whichweenjoyahealthdiet、OnthefarmyoucancombineyouhavelearnedwithpracticetothefullestYouareexpectedtoarrivethereatabout9o'clock,Remember:followingtheworkersanddon'ttrytodoanythingstrangetointeresttheanimalsordodamagetotheplantsduringmyvisit、第二节书面表达（满分25分）29．（25分）假定你是李华，你的美国朋友Lily所在学校的汉语俱乐部要举办“诵经典，学汉语”（ReadClassics&learnChinese）活动，她给你发邮件征询建议。请你回复邮件，内容包括：1.推荐诵读内容；2.推荐理由；3.活动建议。注意：1.词数100左右；2.可以适当増加细节.以使行文连贯。________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

2023学年模拟测试卷参考答案（含详细解析）第一部分（共20小题，每小题1.5分，满分30分）1、B2、A3、D4、B5、A6、A7、B8、A9、D10、D11、C12、A13、A14、C15、C16、C17、A18、C19、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、D2、D3、C4、C22、1、A2、B3、C4、D23、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）witheachotherandbreakintopieceswhichfall