2022屆廣東省深圳南頭中學高三二診模擬考試英語試卷含答案

2021-2022高考英語模擬試卷注意事項：1．答卷前，考生務必將自己的姓名、準考證號填寫在答題卡上。2．回答選擇題時，選出每小題答案后，用鉛筆把答題卡上對應題目的答案標號涂黑，如需改動，用橡皮擦干凈后，再選涂其它答案標號?；卮鸱沁x擇題時，將答案寫在答題卡上，寫在本試卷上無效。3．考試結束后，將本試卷和答題卡一并交回。第一部分（共20小題，每小題1.5分，滿分30分）1．Wecametothestation________alltheway,only________thetrainhadjustleft.A．running,told B．torun,tellingC．torun,tobetold D．running,tobetold2．Anyinformationoftheoraltestpaperareregardedasstrictly______beforeitisopen.A．conventional B．a(chǎn)nalyticalC．controversial D．confidential3．Youdidn’tletmedrive.Ifwe________byturns,you________sotired.A．drove;didn’tget B．drove;wouldn’tgetC．weredriving;wouldn’tget D．haddriven;wouldn’thavegot4．Oneofthetruetestsofleadershipistheabilitytorecognizeaproblem________itbecomesanemergency.A．when B．beforeC．a(chǎn)fter D．unless5．Moreoftenthannot,theenterprisearoundusaregettingevenricher,________recipeisdon’tputallyoureggsinonebasket.A．ofwhich B．whichC．whose D．ofwhom6．Wepackedallthebooksinthewoodenboxes_______theywouldn’tgetdamaged.A．a(chǎn)slongasB．a(chǎn)sifC．incaseD．sothat7．Facetheproblembravelyandyou______anewwaytosuccess.A．findB．foundC．willfindD．havefound8．Bobwastryingto________thatheknewthefamoussingerwhowouldperforminourcity.A．letout B．layoutC．figureout D．makeout9．HaveyoureadthebookLifeandDeathAreWearingMeOutbyMoYan,_____thatwonhimthe2012NobelPrizeinLiterature?A．theone B．one C．those D．ones10．8studentsand2teachersatSantaFeHighSchoolbya17-year-studentarmedwithashotgunandapistol.Thisisoneofthemanygun-relatedtragediesthathavehappenedinthelast2years.A．killedB．werekilledC．havekilledD．havebeenkilled11．Thisrestauranthasaninviting,homelikeatmosphere______manyothersareshortof.A．where B．whenC．that D．what12．Ellenisafantasticdancer.IwishI________aswellasher.A．dance B．willdanceC．haddanced D．danced13．Thegeneralsecretarystressedthatwhathehadjustsaidwasonlyhis_________view,notofficialintentions.A．private B．separate C．personal D．single14．Ifithadnotbeenfortheheroes’contributionsandsacrifices,we_____suchahappylife.A．wouldn’thaveled B．wouldn’tbeleadingC．haven’tled D．a(chǎn)renotleading15．I'msorryyou______solong,butit'llstillbesometimebeforeJimgetsback．A．wait B．waited C．hadwaited D．havebeenwaiting16．AlthoughMailerwasnotaloneinwelcomingthefloweringofcreativity,theauthoritieshatedit,______didmanypassengers.A．which B．a(chǎn)s C．that D．so17．Notuntil_________________thebetterqualitiesinourselves____________expecttofindtheminothers.A．havewedeveloped;canweB．wehavedeveloped;thatcanweC．wehavedeveloped;canweD．canwedevelop;thatwewill18．Rightnow,lotsofpeoplesearchforproductsontheInternetbutstillbuythematstores.Internetshoppingwillreally____whenpeoplearesurethatitissafe.A．setup B．setoff C．takeoff D．takeup19．---Ihearyou’llcancelallyourplansandappointments.Why?---They_____mylife.Ijustcan’tstop.A．control B．controlledC．havecontrolled D．havebeencontrolling20．Frankly,Istillfeelconfusedabout_________hecouldmanagewithoutaccesstotheInternetforsuchalongtime.A．what B．why C．that D．how第二部分閱讀理解（滿分40分）閱讀下列短文，從每題所給的A、B、C、D四個選項中，選出最佳選項。21．（6分）Statistically,airtravelisbyfarthesafestwaytotravelandyoucanmakeflyingevensafer,justbyfollowingthesesimplerules．Asyourchancesofbeinginvolvedinanairaccidentarepracticallynil（零）,manyoftheserulesconcernwhatyoushouldandshouldn’tdotomakeyourjourneysaferwhenyouareintheair.●Flyonnon-stoproutesMostaccidentsoccurduringthetakeoff,climb,descentandlandingperiodofaflight,soflyingnon-stopreducesyourexposuretothesecomplicatedprocedures.●ChooselargeraircraftAlthoughsmallaircraftshaveverygoodsafetyrecords,thosewithmorethan30passengerseatsaredesignedtocomply（遵守）withmuchstricterregulationsandaretestedmoreregularlytomakesuretheystillcomply.Also,intheunlikelyeventofaseriousaccident,largeraircraftsprovideabetteropportunityforpassengersurvival.●Payattentiontothepre-flightsafetybriefing（簡報）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．a(chǎn)nythingtheflightstafftellyoutodoB．generalsafetyadviceC．walkingaroundtheplaneD．pouringhotdrinks3、WhichofthefollowingisNOTtrue?A．largerplaneshavemoresafetychecksandaresaferinanaccident.B．Take-offsaresaferonnon-stopflightsthanlanding.C．Everyaircraftisdifferent,sothesafetyproceduresmaybedifferent.D．Seatbeltsshouldbeworntoprotectagainstsuddenchange.4、Thebesttitleshouldbe.A．ThesafestwaytotravelB．AirsafetytipsC．Non-stopRoutesD．Howtotakeaplane22．（8分）I’mlearningtodriveinSwitzerland.IthinkitwillbeagoodideatolearnnowbecauseIhaveplentyoffreetimeandamearningalittlemoneytopayforlessons.IneverlearntwhenIlivedintheUK,soluckilydrivingonthe“wrong”sideisn’taproblem.However,therearealotofrulestoremember.Whenyouseearoadtoyourrightandtherearenowhitelinesontheground,thecarstoyourrighthavetherighttogobeforeyourcarandyouhavetostopforthem.Inpractice,lotsofpeopleforgetthisandcarseitherwaitforeachotherwhilebothdriverstrytorememberwhattodo,orbeep(鳴喇叭)ateachotherifbothtrytogoatthesametime!Whenyoudriveroundaroundabout,youshouldcheckallyourmirrors.Torememberhowtodothis,Ioftencountthemaloud—one,two,three—thenasecondglanceatyourblindspotwhenyou’reintheroundabout.OnefriendcamedrivingwithmeandafteraboutanhouraskedwhyonearthIwascounting.Hehadpassedhistestsolongago,hecouldn’tremembereverhavingtocheckthreemirrors!DrivingstillseemsscarytomesoIdrivequiteslowly.Ialsodon’tknowthecountrysideroadsverywellanddon’tknowwhat’scominguproundthecomeroroverthenexthill.IdriveslowlysoIfeelsafe,butmydrivinginstructortellsmetospeeduporcarswillbumpintomefrombehindortrytoovertakesomewheredangerous.Sodrivingslowlyisjustasdangerousasdrivingfast!I’mnotaverypracticalpersonsolearningtodrivehasbeenachallenge.Idon’thavealotofconfidenceandfinditquitedemotivatingtodosomethingthatdoesn’tcomenaturallytome.Tomakedrivingmorefunandinteresting,IlearninSwissGerman,somyinstructorgivesmeinstructionsinSwiss.ThiswayI’vetrickedmyselfintoenjoyingdrivingandhopefullywillpassthetest!1、Whatcanbeinferredfromthefirstparagraph?A．Itisn’tapropertimefortheauthortotakedrivinglessonsnow.B．Drivingonthe“wrongside”doesn’tinfluencetheauthor..C．TheauthorwastoopoortopayfordrivinglessonsinSwitzerland.D．ItiseasyfortheauthortogetconfusedaboutthedrivingrulesinSwitzerland.2、Theauthoroftencounts“one,two,three”aloudwhendrivingroundaroundaboutto________.A．remindhimselftocheckthemirrorsB．speedupC．overtakesomewheredangerousD．makedrivingmoreinteresting3、Whatdoestheunderlinedword“demotivating”inParagraph5mean?A．Encouraging.B．Amazing.C．Exciting.D．Discouraging.4、Whatisthetextmainlyabout?A．Drivingspeed.B．Strictdrivinginstructors.C．Anecdotesofmydrivingexperience.D．ComplicateddrivingrulesinSwitzerland.23．（8分）WhenIbeganplanningtomovetoAucklandtostudy,mymotherwasalittleworriedabouttheuncertaintyoflivinginaplacethatwassodifferentfromIndia,wherewelived.Sheworriedparticularlyaboutthelackofjobs,theculturaldifferencesandthechancethatIwouldfaceracism.Despitetheseworries,cametoNewZealandinJuly2014.Ihavefoundtheplaceandpeopleveryniceandsupportive.SoonafterIarrived,realizedtheimportanceofgettingajobtosupplymylivingexpenses.Determinedtodothisonmyown,Ispentawholedaygoingfromdoortodooraskingforajob.However,Ireceivedlittleornoresponse.Thisbecamemyroutineeverydayaftercollegeforafewweeks.Oneafternoon,Iwalkedintoabuildingtoaskiftherewereanyjobopportunities.Thepeopletherewereverysurprised,andadvisedmenottocontinuemyjobsearchinthatmanner.AsIwasabouttoleave,aclerkinthebuilding,whohadbeenlisteningtowhattheothershadsaid,approachedmeandaskedifIwouldwaitoutside.Fifteenminuteslater,hereturned.Heaskedmewhatmyplanswereandencouragedmetostayconfident.HethenofferedtotakemetotheRoyalOakareatosearchforajob.Iwasalittlesurprised,buthadagoodfeelingabouthim,soIwentalong.Alongtheway,IrealizedthatIhadrunoutofcopiesofmyresume（簡歷）.Themanstoppedathisbusinesspartner’sofficetomakeme15extracopies.Healsogavemetipsondressingandspeaking,andaddedthatIshouldgivehimacallifIeverneededanything.Ihandedoutmyresumesandwenthomefeelingverysatisfied.Thefollowingday,IreceivedacallfromastoreinRoyalOakofferingmeajob.Itseemsthattheworldalwaysgivesbacktoyouwhenyouneedit.Andthistime,itwasacompletestrangerwhoturnedouttobearealblessing.1、Whatwasn’ttheauthor’smotherworriedabout?A．Peoplemightlookdownontheauthor.B．Theauthorcouldn’tspeakthelocallanguage.C．Theauthorwasn’tfamiliarwithlocalcustoms.D．Itmightbedifficultfortheauthortofindajob.2、AfterstayinginNewZealandforashorttime,theauthor.A．decidedtogobacktohisowncountryB．feltthelocalpeoplewerenotveryfriendlyC．hadtofindajobtocoverhislivingexpensesD．wantedtogetajobthatneededpracticalskills3、Whentheauthorwentintoabuildingtolookforajob,.A．a(chǎn)clerkgavehimencouragementandadviceB．hewasconfidentthathewouldfindagoodoneC．hefoundmanycollegestudentslikehimalreadythereD．a(chǎn)clerkrecommendedhimtothecompanyheworkedfor4、Whatisthestorymainlyabout?A．Howastrangerofferedtheauthorajob.B．Howastrangerturnedouttobearealblessing.C．Howtheauthoradaptedhimselftoanewsituation.D．Howtheauthorwashelpedtogetajobbyastranger.24．（8分）ItwasacoldnightinWashington,D．C．,andIwasheadingbacktothehotelwhenamanapproachedme.heaskedifIwouldgivehimsomemoneysohecouldgetsomethingtoeat.I’dreadthesignsinthehotel:“Don’tgivemoneytobeggars.”SoIshookmyheadandkeptwalking.Theincidentbotheredmefortherestoftheweek.Ihadmoneyinmypocketanditwouldn'thavekilledmetohandoveradollarortwoevenifhehadbeenlying.Backhome,IstartedtowritemyweeklygardencolumnforTheAnchorageDailyNews.Allofasudden,IthoughtofBean’sCafé,thesoupkitcheninAnchorage,whichfeedshundredsofhungryAlaskanseveryday.whynottrytogetallmyreaderstoplantarowofvegetablesintheirgardensanddonatethemtoBean’sCafe?InApril1995,theGardenWritersAssociationofAmericaheldtheirannualmeetinginAnchorageandafterlearningofAnchorage’sprogram,

PlantaRowforBean's

became

PlantaRowForTheHungry.TheoriginalideawastohaveeverymemberoftheGardenWritersAssociationofAmericawriteortalkabout

plantingarowforthehungrysometimeduringthemonthofApril.GardeneditorJoanJackson,backedbyTheSanJoseMercuryNewsandCalifornia’snearlyyear-roundgrowingseason,raisedmorethan30,000poundsoffruitsandvegetablesthefirstyear,andshowedhowtheprogramcouldreallywork.Todayprogramcontinuestoboomandgrow.1、Whydidn’tthewritergivemoneytotheman?A．BecausehewasafraidthatthemanwasaliarB．BecausehehadnomoneyonhimatthattimeC．BecausehewasinahurrytogetbacktohishotelD．Becausehedidn’tknowthatman2、Whatinspiredthewritertothinkoftheprogramtohelpthepoor?A．AbeggarB．AhotelC．theGardenWritersAssociationD．Bean’sCafé3、HowdoestheauthorfeelabouttheeffectofthePlanaRowprogram?A．It’sdiscouragingB．It’ssatisfyingC．It’sdoubtfulD．It’schallenging4、Whichmightbethebesttitleofthepassage?A．EverybodyCanMakeaBigDifferencetotheWorldB．ACampaigntoRemovePovertyC．PlantaRowfortheHungryD．HowtoHelpPeopleinNeed25．（10分）Americanwomenwhoworkascomputerprogrammers,chefsanddentistsearn28percentlessthanmendoingthesamejobs.Thosearethejobswiththebiggestwagedifferencesbetweenmenandwomen,accordingtoanewstudy.Overall,thestudyfoundthatwomenearn5.4percentlessthanmenfordoingthesamejob,inthesamelocationandforthesameemployer.ThewagedifferencesbetweenwomenandmenweresimilarintheUnitedKingdom,Australia,GermanyandFrance.5.4percentisabigdifferenceinpaybetweenmenandwomenbecauseitcannotbeexplainedbywomenandmentakingthesamekindsofjobs.Itcanonlybeexplainedbybias(倔見)againstwomen,orothercauses,suchaswomennotbeinggoodataskingforpay.Researchsuggeststhatwomendonotnegotiate(交涉)aswellasmenwhenitcomestopay.Andwomenaregenerallymoreuncomfortableaskingfellowemployeeshowmuchtheymake,sotheycanseeiftheyarebeingpaidfairly.Accordingtothestudy,womenearnedatleast15percentlessthanmeninthesejobcategories:psychologists,pharmacists,physicians,opticians,pilotsandgameartists.Butinthefieldsofsocialwork,sellingmerchandise,researchassistantsandphysicianadvisors,womenearnmorethanmen.Insocialwork,womenearned7.8percentmorethanmen,thereportsaid.Thatwasthejobcategorywiththebiggestadvantageforwomen.Itwasstillfarlessthanthe28percentpayadvantageformeninsomefields.Comparingsalariesforfull-timeworkers,womenearnonly79percentasmuchasmen.Overalifetime,thatmuchofadifferenceinpaycanamounttoalargeamountofmoney.Womenonlyearned57percentasmuchasmenin1975.Itisnowupt079percent.Thatisprogress,thereportsays,butnotenough.1、Whichofthefollowinghasthebiggestpaydifferencesbetweenwomenandmen?A．Apilot.B．Agameartist.C．Aresearchassistant.D．Acomputerprogrammer.2、Whydowomenearnlessthanmenwhendoingthesamejob?A．Theydon’ttrytheirbesttofightforbetterpay.B．Theycarelessabouttheirpaythanmen.C．Bossesusuallylooksdownuponwomen.D．Theydon-tworkaseffectivelyasmen.3、Howmuchincomedofull-timewomenworkerslosecomparedwithmen?A．5.4%.B．7.8%.C．21%.D．28%.4、Whatdoesthereportthinkofthewomen'spay?A．Itisgrowingratherquickly.B．Itisrisingbutnotsatisfying.C．Itisnotfairforwomenworkers.D．Itisreasonableforpresentsituation.第三部分語言知識運用（共兩節(jié)）第一節(jié)（每小題1.5分，滿分30分）閱讀下面短文，從短文后各題所給的A、B、C和D四個選項中，選出可以填入空白處的最佳選項．26．（30分）Ihaveforgottenthenameoftheoldlady,whowasacustomeronmynewspaperroute.Yetit1inmymemorythatshetaughtmealessonin2thatIshallneverforget.Onawinterafternoon,afriendandIwere3stonesontotheroofoftheoldlady'shousenearhergarden.The4wastoobservehowthestoneschangedtomissilesasthey5totheroof’sedgeandfellintotheyardlikecomets（彗星）fallingfromthe6Ifoundmyselfaperfectlysmoothrockandthrewit.Thestonewastoo7,however,soitslippedfrommyhandasIletitgoandheadedstraightforasmall8Atthesoundofbrokenglass,weknewwewerein9Weranfasterthananyofourstonesflewoffherroof.Iwastoo10aboutgettingcaughtthatfirstnighttobe11abouttheoldladywiththebrokenwindowinwinter.12,afewdayslater,whenIwassurethatIhadn'tbeendiscovered,Istartedtofeel13forhertrouble.ShestillgreetedmewithasmileeachdaywhenIgaveherthenewspaper,butIwasnolongerabletoact14whenseeingher.IdecidedthatIwouldsavemypaperdeliverymoney,andinthreeweeksIhadthesevendollarsthatIthoughtwould15thecostofherwindowandsentittoherinanenvelope.Thenextday,I16theoldladyherpaper.Shethankedmeforthepaperandgavemeabagofbiscuitsshehadmadeherself.Ithankedherandatethebiscuits17Icontinuedmyroute.Afterseveralcookies,Ifeltanenvelopeandpulleditoutofthe18.WhenIopenedtheenvelope,Iwas19Insidewerethesevendollarsandashortnotethat20,“I'mproudofyou.”1、A．fails B．fades C．impresses D．remains2、A．forgiveness B．value C．honesty D．gratefulness3、A．collecting B．putting C．throwing D．placing4、A．subject B．theme C．topic D．object5、A．shot B．rolled C．got D．dropped6、A．earth B．ocean C．sky D．universe7、A．smooth B．square C．heavy D．beautiful8、A．ceiling B．door C．chimney D．window9、A．danger B．trouble C．surprise D．comfort10、A．scared B．excited C．disappointed D．confused11、A．frightened B．depressed C．puzzled D．concerned12、A．However B．Therefore C．Besides D．Furthermore13、A．honored B．guilty C．pleased D．pressed14、A．proud B．a(chǎn)ctive C．comfortable D．energetic15、A．include B．increase C．cover D．mend16、A．handed B．turned C．passed D．sent17、A．because B．where C．since D．a(chǎn)s18、A．paper B．pocket C．bag D．wallet19、A．a(chǎn)nnoyed B．surprised C．a(chǎn)mused D．delighted20、A．a(chǎn)ttached B．said C．told D．wrote第二節(jié)（每小題1.5分，滿分15分）閱讀下面材料，在空白處填入1個適當?shù)膯卧~或括號內(nèi)單詞的正確形式。27．（15分）Twoself-drivingbuseshaverolledoutontothepublicroadsofHelsinki,Finland,inthefirsttrials1．itskind.TheEasymileelectricmini-buses,abletocarryupto12people,willrunontheopenroadsofHelsinki'sHernesaaridistrict.“2．isnomorethanahandfulofthesekindsofstreettraffictrialstakingplace.”HarriSantamala,testprojectleadsaid.Finland3．(become)atopleadermautomatedtechnologydevelopmentandtestingrecentlybecause,unlikemostoftherestoftheworld,Finnishlawdoesnotrequirevehiclesonpublicroadstohaveadriver.Obstacles4．(meet)inmanyotherfirmsandresearchgroupsthatlookedtotestautonomousvehiclesintheUSandEuropehavebeenremoved.Operatingsuchasystemhasprovena(n)5．(true)difficultchallenge.Thecitytrafficwillprovidehardpointsforthebusestoovercome,sincetheyhavetowork6．commoncarsandotherroadusersmaynotbepredictable.Thebuseshaveamaximumspeedof40km/hbutwilltravelatanaveragespeedof10km/h,thus7．(lead)themtobeslow-movingvehiclesduringrush8．(hour).Helsinkiisseveralyearsintoits10-yearplantomakecarownershippointlessthroughpoint-to-point"mobilityondemand"systems.Twoyears9．,thesmartbusserviceKutsuplushadbeenshutdownduetocostsandthelowvolumeofpassengers.10．isexpectedtohappenthatsmallautomatedbusescouldmakeadifferencewhenpresenthuman-operatedtransporthasprovedinefficientwithgovernmentfunds.第四部分寫作（共兩節(jié)）第一節(jié)短文改錯（滿分10分）28．（10分）假定英語課上老師要求同桌之間交換修改作文,請你修改你同桌寫的以下作文。文中共有10處語言錯誤,每句中最多有兩處。錯誤僅涉及一個單詞的增加、刪除或修改。增加：在缺詞處加一個漏字符號（∧）,并在其下面寫出該加的詞。刪除：把多余的詞用斜線（＼）劃掉。修改：在錯的詞下劃一橫線,并在該詞下面寫出修改后的詞。注意：1、每處錯誤及其修改均限一詞;2、只允許修改10處,多者（從第11處起）不計分。Oneday,whenIwasabout5or6yearsold,myparentswenttoatrip、Grandmaseemedsohappytotakecareofmewhichshemademeaspecialbreakfast、Therefore,Icomplainedaboutthefoodshecooked,Grandmaquietputdownthebowlandwentintothelivingroom、Ifollowedandsawtearinhereyes、ItwasthefirsttimethatIhaveeverseenmystronggrandmothertocry、AndIknewIwastheonewhohadcausedit、Iapologizedandaskedhertoforgiveme、ShesmiledandtoldmeIwasgoodboyevenifIdidn'tfeellikeonethen、Thatmemorywillstayinherheartforever,becauseIlearnthataskforforgivenesshelpsmetolearnandgrow、第二節(jié)書面表達（滿分25分）29．（25分）假如你是李華，你的網(wǎng)友Mike在微博上說，自進入高三以來一直覺得壓力很大，請你回復其微博，幫助他振作起來。寫作要點：1.分析他不開心的原因；2.給他一些建議；3.送上祝福。注意：1詞數(shù)100左右；2可適當增加細節(jié)，以使行文連貫。______________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________Yours,LiHua

參考答案第一部分（共20小題，每小題1.5分，滿分30分）1、D2、D3、D4、B5、C6、D7、C8、D9、A10、B11、C12、D13、C14、B15、D16、B17、C18、C19、D20、D第二部分閱讀理解（滿分40分）閱讀下列短文，從每題所給的A、B、C、D四個選項中，選出最佳選項。21、Spaceiswhereourfutureis—tripstotheMoon,Marsandbeyond.Mostpeoplewouldthinkthatasidefromcomets(彗星)andstars,thereislittleelseoutthere.But,sinceourspacejourneystartedwehaveleftsomuchtrash（垃圾）therethatscientistsarenowconcernedthatifwedon'tcleanitup,wemayallbeinmortal（致命的）danger.Thefirstpieceofspacejunkwascreatedin1964,whentheAmericansatelliteVanguardIstoppedoperatingandlostitsconnectionwiththegroundcenter.However,sinceitkeptorbitingaroundtheEarthwithoutanyconsequences,scientistsbecameincreasinglycomfortableabandoning（拋棄）thingsthatnolongerservedanyusefulpurposeinspace.Itisestimated（估計）thattherearenowover500,000piecesofman-madetrashorbitingtheEarthatspeedsofupto17,500milesperhour.Thejunkvariesfromtinypiecesofpaintchippedoffrocketstocameras,hugefueltanks,andevenodditemslikethemillion-dollartoolkitthatastronautHeidemarieStefanyshynPiperlostduringaspacewalk.Themajorproblemwiththespacetrashisthatitmayhitworkingsatellitesanddamagetravelingspacecraft(飛船).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．Itdidnotcauseanyproblems.D．Itwasregardedassimilartocometsandstars.7、Whichofthefollowingstatementsistrueaboutspacejunk?-A．Itishuge,heavymachines.B．Itneverchangesposition.C．ItfloatsslowlyaroundtheEarth.D．Itmaycauseproblemsforspaceshuttles.8、Whathasbeendoneaboutthespacetrashproblem-?A,Scientistshavecleanedupmostofthetrash.A．Largepiecesofspacetrasharebeingcloselywatched.B．Manynationshaveworkedtogethertostoppollutingspace.C．Groundstationsarebuilttohelpstorethetrashproperlyinspace.22、1、B2、A3、D4、C23、1、B2、C3、A4、D24、1、A2、D3、B4、C25、Anewstudysuggeststhatwashingdishesbyhandishealthierthanusingadishwasher.Nobodylikesdoingthedishes,butitturnsoutthatdoingthistaskmightpayoffinanunexpectedway.AccordingtoanewstudypublishedintheJournalofPediatrics,washingdishesbyhandinsteadofusingadishwashermightpreventthedevelopmentofallergies(過敏).ResearchersinSwedensurveyedtheparentsof1,029childrenaged7and8.Theydiscoveredthatchildrenwhosefamilieshand-washedthedishesinsteadofusingamachinewerelesslikelytohaveallergies.Earlierresearchhasshownthatdisheswashedbymachineare