高中英语时态分级练习题

时态分级练习高中英语语法时态分级练习题第1级1.Don’tmakesomuchnoise.ThestudentsanEnglishclass.A.arehavingB.haveC.hadD.werehaving3.—Nicetoseeyou.—Iyouforalongtime.

—IinBeijing.I’vejustcomeback.A.hadn’tseen,amB.haven’tseen,wasC.didn’tsee,willbeD.haven’tseen,shallbe4.He’llgotoworkinXi’anwhenheschoolnextyear.A.leavesB.isleavingC.willleaveD.hasleft5.fiveyearssincewebeganlearningEnglish.A.ThereareB.ItwasC.ItisD.Theyhavebeen6.HetoldthepolicemanthatKatenearthelakeatthistimeyesterdayevening.A.wasplayingB.isplayingC.hasplayedD.plays7.—DoyouknowBettyverywell?

—Yes,sheandIfriendssincewemetinGuangzhoulastsummer.A.havemadeB.havebecomeC.havebeenD.haveturned8.—Tom,canIborrowyourbookChickenSoup?

—Sorry,IittoMary.A.lentB.havelentC.hadlentD.lend9.EveryoneexceptTomandJohntherewhenthemeetingbegan.A.isB.wasC.areD.were10.DongdonghasGreenerChinafortwomonths.A.joinedB.takenpartinC.beenD.beenamemberof11.—DoyouknowwhysheMr.Jordantomorrow?

—Shehaschangedhermind.A.won’tvisitB.didn’tvisitC.doesn’tvisitD.hasn’tvisited14.Mr.Greenalwaystellshisdaughterastorybeforeshetosleep.A.willgoB.wentC.isgoingD.goes15.Bytheendoflastterm,wethreeEnglishfilms.A.willseeB.sawC.haveseenD.hadseen—Rick!Yourjacketiswetthrough.Didn’tyoulistentotheweatherreportthismorning?

—No,Ididn’t.Iwasinahurry.Besides,itwhenIleft.A.hadn’trainedB.wouldrainC.rainedD.wasn’training17.Hissisterherhometownforthreeyears.She’llreturnnextyear.A.leftB.hasleftC.hasbeenawayD.hasbeenawayfrom18.ChinatheWTOandbecameanewmemberofitlastyear.A.joinedB.joinC.willjoinD.hasjoined19.Wewillstayathomeifmyaunttovisitustomorrow.A.comesB.willcomeC.iscoming—Whenyouyouroldfriend?

—Thedaybeforeyesterday.A.will;visitB.did;visitC.have;visited第2级1.—youTVatthemoment?

—No,youcanturnitoff.A.Did;watchB.Are;watchingC.Do;watchD.Have;watched2.IfIfreenextSunday.Itothefarmwithyou.A.willbe;willgoB.am;willgoC.am;goD.willbe;go3.Ioftenmyhomeworkaftersupper.ButyesterdayeveningIanewspaper.A.do;readedB.do;readC.did;readD.did;readed4.Therewasanimportantmeetinglastnight.Mr.Smithtoit.A.wasinvitedB.invitedC.isinvitedD.invites5.AttheendofthemeetingMissGreentwominutestodecidewhethersheshouldjointheprojectornot.A.gaveB.hadgivenC.wasgivenD.wasgiving6.—Yoursweaterlooksnice,isitwool?

—Yes,andit’sInnerMongolia.A.madeof,madeby B.madeof,madeinC.madeby,madefor D.madeby,madefrom7.Theoldmanneedsatmostfivehours’sleepanight,butheforoversevenhourstonight.A.hasgonetobedB.hassleptC.hasgonetosleepD.hasfallenasleep8.—youthefilmyet?

—Yes.IitlastSaturday.A.Will;see;sawB.Did;see;sawC.Have;seen;haveseen D.Have;seen;saw9.Mrs.BlackwithmymotherwhenIsawheranhourago.A.talksB.wastalkingC.hastalkedD.istalking10.Ihavethisnicebikeformorethantwomouths.A.boughtB.borrowedC.lentD.had11.Bequick,thedoor!You’lljustintime.A.isclosing;makeitB.isclosed;missitC.hasclosed;goout D.willclose;catchit12.—Yourcitylooksbeautiful!

—Yes.Lotsoftreesandgrasslastyear.A.areplantedB.haveplantedC.wereplantingD.wereplanted13.WhattheforestoftheUS.inthelast350years?A.hashappenedtoB.ishappenedtoC.hashappenedatD.ishappening14.Pleasedon’tstandupinclassuntilyou.A.weretoldtoB.aretoldtoC.weretoldD.aretold15.I’mreallygettingtoofat.Fromnowon,Imoreexerciseandeatlessfood.A.doB.aredoingC.havedoneD.willdo16.Therubbishintheriver.A.issmeltbadB.smellsbadlyC.issmeltbadlyD.smellsbad17.Theradiosaysawildanimalzooistoinourcity.A.bebuildingB.buildC.bebuiltD.built18.—Excuseme.Whatdidyousayyouwouldliketodo,Miss.White?

—IsaidI’dbettergobacktotheoffice.Isomeonethisafternoon.A.wouldmeetB.metC.amgoingtoD.wasmeeting19.—Wouldyouliketoplayvolleyballwithme?

—Sorry,Ihavetofinishmydiarybeforemymotherback.A.comesB.comeC.willcomeD.came20.—ItmustbeonChannel2.Trythat.

—Ithat.ButIstillcan’tgetanything.A.willtryB.tryC.havetriedD.tried第3级1.Jackhishomeworkyet;sohewon’tgooutwithhisfriends.A.finishesB.hasfinishedC.doesn’tfinishD.hasn’tfinished2.—HowdoyoulikeHangZhou,MissRead?—Sorry,Ithere.A.havegoneB.havebeenC.haven’tgoneD.haven’tbeen2.Iarrivedlate；I____theroadtobesoicy.A.wouldn’texpectB.haven’texpectedC.hadn’texpectedD.wasn’texpecting3.I_____whilereadingtheEnglishtextbook.Luckily,myroommatewokemeupintime!A.hadfallenasleepB.havefallenasleepC.fellasleepD.fallasleep4.Nowthatsheisoutofajob，Lucy_____goingbacktoschool，butshehasn’tdecidedyet.A.hadconsideredB.hasbeenconsideringC.consideredD.isgoingtoconsider5.ThemayorofBeijingsaysthatallconstructionworkfortheBeijingOlympics______by2006.A.hasbeencompletedB.hascompletedC.willhavebeencompletedD.willhavecompleted6.Theteacher,with6girlsand8boysofherclass,______visitingamuseumwhentheearthquakestruck.A.wasB.wereC.hadbeenD.wouldbe7.—WhatwereyoudoingwhenTonyphonedyou?—Ihadjustfinishedmyworkand____totakeashower.A.hadstartedB.startedC.havestartedD.wasstarting8.Thefirstuseofatomicweaponswasin1945,andtheirpower_____increasedenormouslyeversince.A.isB.wasC.hasbeenD.hadbeen9.Thecrazyfans_____patientlyfortwohours，andtheywouldwaittillthemoviestararrived.A.werewaitingB.hadbeenwaitingC.hadwaitedD.wouldwait10.She_____herhairstyleinherhometownbeforeshecametoChongqingforabetterjob.A.wouldchangeB.haschangedC.changedD.waschanging11.Alltheemployeesexceptthemanager______toworkonlineathome.A.encouragesB.encourageC.isencouragedD.areencouraged12.—YouwereoutwhenIdroppedinatyourhouse.—Oh,I_____forafriendfromEnglandattheairport.A.waswaitingB.hadwaitedC.amwaitingD.havewaited13.Shehassetanewrecord,thatis,thesalesofherlatestbook_____50million.A.havereachedB.hasreachedC.arereachingD.hadreached14.Thediscussion______alivewhenaninterestingtopicwasbroughtin.A.wascomingB.hadcomeC.hascomeD.came15.Becausetheshop______,alltheT-shirtsaresoldathalfprice.A.hascloseddownB.closeddownC.isclosingdownD.hadcloseddown16.Turnonthetelevisionoropenamagazineandyou_____advertisementsshowinghappyfamilies.A.willoftenseeB.oftenseeC.areoftenseeingD.haveoftenseen17.—IhearJanehasgonetotheHolyIslandforherholiday.—Oh,hownice!Doyouknowwhenshe_____?A.wasleavingB.hadleftC.hasleftD.left18.Hekeptlookingather,wonderingwhetherhe______hersomewhere.A.sawB.hasseenC.seesD.hadseen19.Mymindwasn’tonwhathewassayingsoI'mafraidI______halfofit.A.wasmissingB.hadmissedC.willmissD.missed20.ItissaidinthebookthatThomasEdison（1847—1931）_______theworldleadinginventorforsixtyyears.A.wouldbeB.hasbeenC.hadbeenD.was第6级1Selectingamobilephoneforpersonaluseisnoeasytaskbecausetechnology______sorapidly.A.ischangingB.haschangedC.willhavechangedD.willchange2.I______Ping-pongquitewell，butIhaven’thadtimetoplaysincethenewyear.A.playedB.willplayC.haveplayedD.play3.—Howaretheteamplaying?—Theyareplayingwell，butoneofthem______hurtA.gotB.getsC.areD.were4.—Youhaven’tsaidawordaboutmynewcoatBrenda.Doyoulikeit?—I’msorryI_____anythingaboutitsooner.Icertainlythinkit'sprettyonyou.A.wasn’tsayingB.don’tsayC.won’tsayD.didn’tsay5.IwonderwhyJenny_____usrecently.Weshouldhaveheardfromherbynow.A.hasn’twrittenB.doesn’twriteC.won’twriteD.hadn’twritten6.Thesilenceofthelibrary______onlybythesoundofpagesbeingturnedover.A.hasbeenbrokenB.breaksC.brokeD.wasbroken7.Allmorningasshewaitedforthemedicalreportfromthedoctor,hernervousness______.A.hasgrownB.isgrowingC.grewD.hadgrown8.Whydon’tyouputthemeatinthefridge?Itwill_____freshforseveraldays.A.bestayedB.stayC.bestayingD.havestayed9.—Sorry,Joe,Ididn’tmeanto….—Don’tcallme“Joe”.I’mMrParkertoyou,and_____youforgetit!A.doB.didn’tC.didD.don’t10.Thenewscameasnosurprisetome.I_______forsometimethatthefactorywasgoingtoshutdown.A.hadknownB.knewC.haveknownD.know11.IthoughtJimwouldsaysomethingabouthisschoolreport,buthe_____it.A.doesn’tmentionB.hadn’tmentionedC.didn’tmentionD.hasn’tmentioned12.NooneinthedepartmentbutTomandI_______thatthedirectorisgoingtoresign.A.knowsB.knowC.haveknownD.amtoknow13.Althoughhehaslivedwithusforyears,he______usmuchimpression.A.hadn’tleftB.didn’tleaveC.doesn’tleaveD.hasn’tleft14.Howcanyoupossiblymissthenews?It______onTValldaylong.A.hasbeenB.hadbeenC.wasD.willbe15.—What_____whenthegangbrokein?—I____theTVandwasgoingtobed.A.wereyougoing;wasturningoffB.didyoudo;hadturnedoffC.hadyoudone;wasturningoffD.wereyoudoing;hadturnedoff16.Withthedevelopmentofscience,morenewtechnology_____tothefieldsofIT.A.hasintroducedB.isbeingintroducedC.isintroducedD.wasintroduced17.Thetrafficaccidentwouldn’thavehappenedyesterday,butthedriver______reallycareless.A.hadbeenB.isC.wereD.was18.ChinasentupShenzhouVmannedSpaceshipintospacesuccessfully,whichshowsscienceandtechnology______rapidlyinChina.A.havebeendevelopingB.developsC.isdevelopingD.hasdeveloped19.—Willyougototheparty?—OfcourseIwillif______.A.havinginvitedB.invitedC.IwasinvitedD.Iwillbeinvited20.Thewind______,butitwasstillrathercold.A.nolongerblewB.wouldnolongerblowC.wasnolongerblowingD.hadnolongerblown第7级1.He_____youmorehelp,eventhoughhewasbusy.A.mighthavegivenB.mightgiveC.musthavegivenD.maygive2.ItoldSallyhowtogethere,butperhapsI_____forher.A.hadtowriteitoutB.musthavewrittenitoutC.shouldhavewrittenitoutD.oughttowriteitout3.—Therewerealreadyfivepeopleinthecarbuttheymanagedtotakemeaswell.

—It______acomfortablejourney.A.can’tbeB.shouldn’tbeC.mustn’thavebeenD.couldn’thavebeen4.Yourexaminationresultswerequitesatisfactory,but______ifyouhadspentlesstimeinplayingbasketball?A.wouldn’ttheyhavebeenbetterB.wouldn’ttheybebetterC.won’ttheybebetter D.won’ttheyhavebeenbetter5.Ifhe_______harder,he______tomorrow’sexam.A.hadstudied;wouldhavepassedB.studied;willpassC.hadstudied;wouldpassD.studied;wouldhavepassed6.—Wecouldhavewalkedtothestation;itwassonear.—Yes.Ataxi_____atallnecessary.A.wasn’tB.hadn’tbeenC.wouldn’tbeD.won’tbe7.Ididn’tseeyoursisteratthemeeting.Ifshe_____,shewouldhavemetmybrother.A.hascomeB.didcomeC.comeD.hadcome8.—Theyhaven’tfinishedtheworkuptonow.—Well,they_____.A.shouldB.wouldC.shouldhaveD.musthave9.—Didyouvisitthefamousmuseum?—No.We______it,butwespenttoomuchtimeshopping.A.couldhavevisitedB.musthavevisitedC.can’thavevisitedD.shouldn’thavevisited10.Whydidyouthrowthebottleoutofthewindow?You_____somebody.A.mighthurtB.couldhavehurtC.wouldhurtD.musthavehurt11.FromwhatIhearabouttheirhotelandtheweather,they______theirholidayverymuch.A.wouldhaveenjoyedB.shouldn’thaveenjoyedC.needn’thaveenjoyedD.can’thaveenjoyed12.—Didyouhearmecomeinlastnight?

—No.I_______asleep.A.can’tbeB.mustbeC.musthavebeenD.couldn’thavebeen13.—Amanansweredthephone.Isupposeitwasherhusband.

—It_____herhusband.Hehasbeendeadforages.A.mustn’tbeB.mustn’thavebeenC.couldn’tbeD.couldn’thavebeen14.His______looksuggestedhe______disappointed.A.disappointed,wasB.disappointed,beC.disappointing,wasD.disappointing,be15.Peopleofancienttime__abouttheskytofalldown,aslaterscienceprovedthattheearthispartofthesolarsystem.A.didn’thavetoworryB.needn’tworryC.needn’thaveworriedD.shouldn’thaveworried16.Therewasplentyoftime.She________.A.mustn’havehurried B.couldn’thavehurriedC.mustnothurry D.needn’thavehurried17.Jenny_______withhimatthattime,forIwashavingdinnerwithherinmyhome.A.can’thavebeen B.mustn’thavebeenC.mustbe D.maybe18.—Iwonderwhytheyarelate.

—They______thetrain.A.canhavemissedB.couldmissC.musthavemissedD.mightmiss19.—Whatdoyouthinkoftheservicehere?

—Oh,wonderful!We_____abetterplace.A.couldn’thavefoundB.won’tfindC.mustn’thavefoundD.oughtn’ttohavefound20.ThepictureissowelldrawnthatI_______byaseven-year-oldgirl.A.don’tthinkitcanhavebeendrawn B.thinkitcan’thavebeendrawnC.don’tthinkitcanhavedrawn D.thinkitcan’tbedrawn第8级1.Nearlyallthestreetsareinstraightlines,____fromeasttowest.Those____runfromnorthtosoutharecalledavenues.A.running；thatB.run；whoC.running；whoD.run；that2.Theschoolwassobadlydamagedthatithadto______.A.pulldownB.bepulleddownC.pulleddownD.bepullingdown3.Joestoppedeatingchocolate，andhewentback______again.A.tosmokingB.tosmokeC.smokingD.smoke4.ABrazilianmask（面具）makerhasfinishedtwomodelsofmasksoflraqiex-presidentSaddamHussein,oneofhiminpowerandoneofhimwhen_____byU.S.A.soldiers.A.caughtB.catchingC.tobecaughtD.tocatch5.Thedriverturnedhiscarsharplytothelefttogivethewaytotherunningbullonly_____atreebytheroad.A.toknockintoB.knockingdownC.toknockatD.knockedover6.—Whathappenedtoyouonyourwaybacktothehotellastnight?

—Ilostmywayincompletedarknessand，______thingsworse,itbegantopour.A.makingB.tomakeC.havingmadeD.made7.Ithasrainednonstopfortendays，completely______ourholiday.A.toruinB.ruinedC.havingruinedD.ruining8.—Didyouforgettomentionmynameorfearsomethingwhenyouappliedforaninstructor?

—Imeant______,butthey_____favoritesofthepeopleinpower.A.tohavementioned；wereB.tohave；areC.mentioning；havebeenD.tohavebeenmentioned；hadbeen9.______withsuchgreatdifficulty，Jackfeltataloss_____.A.Facing；whattosayB.Faced；whattosayC.Havingfaced；howtotellD.Beingfaced；howtospeak10._______,weweretakentoseethelibrary.A.WehadbeenshowntheclassroomsB.BeingshowntheclassroomsC.HavingbeenshowntheclassroomsD.Havingshowntheclassrooms11.________lateinthemorning，Bobturnedoffthealarm.A.TosleepB.SleepingC.SleepD.Havingslept12.Televisionhassomanyadvantages.Itkeepsus___aboutthe___news，andalsoprovidesentertainmentinthehome.A.informed；latestB.toknow；laterC.learning；laterD.tothink；latest13._____hisage，hediditquitewell,sodon’t_____himanymore.A.Given；blameB.Considered；sayC.Toregard；scoldD.Considering；speak14.WithonlinecourseCrazyEnglishhasover20millionstudentsalloverChina______theclassthroughInternet.A.attendB.attendedC.attendingD.tobeattending15.TomlookedatJenny,tears_____hiseyes,andshoutedoutthewords_______inhisheartforyears.A.filling；havingbeenhidden B.filled；hiddenC.filling；hiddenD.filled；hiding16.Thetwoscientistshavediscovered65ofthemorethan100planets______orbitingotherstars.A.havebeenfoundB.havefoundC.tobefoundD.found17.Thebirdflu______throughAsiahasjumpedfrombirdstohumansatleast20timessofar,______16.A.sweeps；killedB.swept；killingC.sweeping；tokillD.sweeping；killing18.ZhangHongissaid_____byheart2000wordsuptonow.A.thatshehaslearnedB.tohavelearnedC.tolearnD.havinglearned19.Thespeechwhichhemade_____thefootballmatchboredalotoffanstodeath.A.beingconcerned B.beconcernedC.concerned D.concerning20.Havingnomoneybut______toknow，hesimplysaidhewouldgowithoutdinner.A.notowantanyoneB.wantednooneC.notwantinganyoneD.towantnoone练习题答案【试题答案】11.ABBAC6—10ACBBD11—15ABADD16—20DDAAB【试题答案】21—5BBBAC6—10BBDBD11—15ADABD16—20DCAAC【试题答案】31—5DDAAB6—10CCCDC11—15CDBDB16—20BCBCA【试题答案】41—5DCABA6—10DDABB11—15BBBBB16—20DAACC【试题答案】51.C 语境中暗含着一个时间信息：当我打断你的说话的时候。2.C arrived是关键信息。（我在出发之前）没有预料到路会这么滑。这里谈论的显然是过去（started）的过去（hadexpected）。3.C 根据woke（wake的过去式）可以判断，这里谈论的与“现在”无关，因此可以排除B和D两项。“I”是在读书期间睡着的（whilereading），而不是在之前睡着的，所以A项也是不恰当的。4.B 句意：因为Lucy失业了，所以她在考虑重返校园，但她现在还没决定。根据题意说话者在说现在的情况，因此排除A、C、D三项，B属现在完成进行时，表示现在的事，进行时强调“考虑”这个动作的“未完性”，所以是最佳答案。5.C 句意：北京市市长说所有北京奥林匹克建筑将于2006年完成。此题考查英语动词的语态和时态，很显然本题应该用被动语态，因此排除B、D；根据时间状语by2006，应选择将来完成时，因此选C。6.A 本题考查时态及主谓一致两个语法项目。根据主谓一致原则，应先排除B项，因为本句的主语是theteacher，为单数第三人称；此外根据时间状语从句whentheearthquakestruck很容易看出答案是A项。7.D 问句问的是过去的事情，所以应首先排除C项，因为C项是现在时；问句问的是当Tony给你打电话时你在干啥，所以答语用过去进行时表示过去某一时间正在进行的动作非常恰当。8.C 根据eversince（从那时，一直到现在），所以应该用现在完成时，排除A、B、D项。9.B 根据“theywouldwait...”可知，他们当时还在等，用过去完成时强调“等待”这一动作从过去开始，一直延续到过去，而且还要延续下去。10.C 根据连词before和该从句中的came，应该选过去时态，而排除其它选项。11.D 句子的主语是alltheemployees，所以谓语动词应当用复数；encouragesb.todosth．鼓励某人做某事，结合句意，显然应当用被动语态。句意：所有雇员(除经理之外)都提倡在家在线工作。12.A 表过去的某个时间内正在发生的动作。本题是由两人组成的—问一答的对话，第—个人的陈述已经限定了整个事情的发生是“当我拜访你的时候”，这是过去某一个时刻，所以第二个回答的人一定是说明那个时刻在做的事情，因此选项A过去进行时符合题目的要求。13.A 本题考查了主谓—致。此题的前半部分使用现在完成时，中间使用thatis作为插入语，连接前后两句话，因此前后时态要保持一致，后半句的主语是thesales，而不是latestbook，因此选项A为正确答案。14.D comealive活过来，充满生机，时态应与从句保持—致。15.C closedown（企业、工厂）关闭，此处是不及物的。句意：因这家商店即将关闭，所有的T恤衫都以半价出售。16.A 此处will为情态动词，而非将来时态的助动词。句意为：打开报纸或杂志，你肯定会经常看到……17.D 因上文说过，Jane已经走了（hasgone），所以离开这一动作应是过去某一时间发生的。18.D 此句的意思是：他一直看着她，不知是否在什么地方见过她。句中的keptlookingather这一动作为过去时，所以“在这之前是否见过她”就应用过去完成时来表达。在选择题中考查时态时，我们应特别注意句中所提供的情景，要从中找到能够暗示我们使用过去完成时态的关键词或情景。19.D 句意：（当时）我并没有注意到他说的话，所以（现在）我觉得他讲的话—半我没有听到。题干句中透露出时间信息的三个地方：wasn't，wassaying和I'mafraid是做出选择的重要依据。20.D 爱迪生已经在1931年去世，所以“爱迪生是世界上最重要的发明家”是一个纯过去的叙述，与现在时间没有关系。【试题答案】61.A 题干中主句为Selectingamobilephone...isnoeasytask，谓语动词表示了一种“含此刻在内的广泛意义上的现在时间”，使用的是一般现在时态（...isnoeasytask）；后面的状语从句（because...）中则说明原因为“技术更新变化迅速”，应采用现在进行时。2.D 题干后的分句（but...）为转折语气，并在句中使用了现在完成时态（Ihaven’thadtimetoplay），表示自从newyear以来一直没有打过乒乓球，由此可以排除选项B（willplay）、C（haveplayed）。由此推断前—分句中所说状态为“含此刻在内的广泛意义亡的现在时间”，则空中应该使用一般现在时态表达这一时间概念。3.A 由题中所设语境可知，一名队员受伤应是过去的动作，故选A。4.D 从对话题干所提供的语境看，此处谈论的是过去所没有发生的事（youhaven’tsaidaword...）。此对话中，Brenda为自己没能对朋友所穿新衣早加赞赏向对方表示歉意；sooner（=atanearliertime）作为附加状语传达了十分重要的时间信息。此处仍应使用表示过去行为的简单过去时，与后面句子中的现在时态（Icertainlythink...）形成对照。其余选项所给时态均不能满足这样的需要。5.A 前句中recently与后句中动词所用的语气为重要提示：Weshouldhaveheardfromherbynow.=Wehaven’theardfromherbynow.此处讨论最近该发生而没发生的事，用现在完成时态：...hasn’twrittenusrecently。6.D 图书馆的安静被打破，故须用被动语态；情景中找不出与现在有关的时间信息，故A是错误的。7.C grow与as从句里的wait同时发生，同时进行。若用D，则强调先于wait发生。8.B stay这里是系动词的用法，不用被动形式。9.D 注意MrParker这里针对的是“Sorry，Joe”这件事，而不是“Ididn’tmeanto...”那件事。而前者正是“此时此刻”发生的，故应用一般现在时。句意：你应称呼我帕克先生，你不是忘了吧!10.A 在Thenewscame之前我就已经知道，故用过去完成时。11.C but连接的并列句，时态与thought一致。12.A 句子的主语是noone，谓语动词应当用单数。13.D although从句中的haslived是非常重要的时间信息。说话人的意思是：虽然他与我们一起生活多年（从过去到现在），但他没有给我们留下多少印象。所以，这里使用C项是不恰当的。14.A 根据can的形式（而不是could）可以判断，这里并不是谈论纯粹的过去或过去的过去，但显然也不是将来时间。15.D 根据上下句的意思“当那帮人闯进时你在干什么?”“我已关了电视，准备去睡觉”可知D正确。16.B 根据句意应用现在进行时的被动语态，所以B正确。17.D 由题干句可知，谈论的是过去（yesterday）发生的事情，所以应当用—般过去时。这是虚拟和真实混用的范例。18.C 中国的科技正在发展，并已取得了一些成绩。由时态和主语的人称共同判断C正确。19.B 根据句意“如果邀请我，我就去”可知if应引导一个现在时态的被动语态来表示将来，A、C、D都不恰当，B项invited可与if构成一个省略句，所以B正确。20.C “风不再吹了，但天气还是很冷”，所以C