人教版高一下英语情态动词强化

1、学习必备欢迎下载高一必修英语下册情态动词强化过关高考考查知识点：ModalVerbs1?hadbetter?should?oughttohadbetter:?hadbetter固定词组，意为最好”，常用一般式。E.gI.You'dbettergetsomerest.2. Wedbetterstopnow.3. Youbettersayyesiftheyaskyouthisquestio麻时可以省略had）should:?should表义务，意为应该“、应当"。4. E.g1、Youshoulddowhatyourparentstellyou.?2、Heshouldlookfo

2、rajob,buthedoesn'twantto.?3、HowshouldIknow?4、Isuggestthatyoushouldstayheretillyourteachercomes.should（考点1）?should用于完成时中的肯定句（should+have+done）表本该做而未做的动作。E.g1.Helookssoill.Heshouldhavestayedathome.?should用于完成时中的否定句（shouldnt+have+don4,表本不应该做而做了的动作。E.g1.Theyshouldn'thavelefttheclassroom.EX.Withs

3、omuchworkonhand,youtoseethegamelastnight.）A.mustngoBshouldn'tgcC.couldhavegoneD.shouldn'thavegoneshould（考点2）?should表推测时，暗含可能性很大。Thefilmshouldbeverygoodbecauseithasfirst-classactors.?should可用在某些从句中，表虚拟语气。（本期将会深入介绍）1、Isuggestthatyou（should）obeytherulesinyournewcompany.2、Iadvisethatyoufinishyou

4、rhomeworkwithoutanyhelpfromyourclassmates.oughtto：?oughtto用于表"想必会”、“应该”（语气比should强，但较must弱）：1.Theyoughttobetherebynow.他们想必已到那儿了。2. Heoughttostopsmoking.他最好不要抽烟了。?多数情况下，oughtto可与should互换使用。学习必备欢迎下载?oughtto的反意疑问旬用shouldn'WV6EX.YououghttohavehelpedhimwithhisEnglish,you?A.won'tyouB.oughtnot

5、youC.shouldn'tyoD.wouldn'tyou比较hadbetter,should&oughtto?三者均表建议，意为应该“，应当”或最好做”.?三者的语气程度为渐强。?hadbetter指一般性建议，最弱。?should&oughtto含义相近，常可互换。区别在于，oughtto常指特殊情况下的应当"。should则指一般情况。Eg:1、Yououghttohelphimbecauseheisintroublenow.G强，有命令意昧。）2、Youshouldhavearestafterfinishingyoursport4.一般性建议）

6、3、Yououghttocallthepolicewhenyoufindsomethingwronginyourhouse.4、Heshouldtakecareofthebabiestonight.ModalVerbs2?must?can/could?may/mightmust:?must?1.表义务，意为必须”。（主观意志）Eg:1.Wemustdoeverythingstepbystep.2. Beingastudent,youmusttryyourbesttopasstheexams.3. Youareanadult,youmusttaketheresponsibilitiestoyou

7、rbehaviors.4. Imustgonowasmyboyfriendiswaitingformeoutside.must（考点1）Mustwehandinourhomeworknow?-No,youneedn'/tNo,youdon'thaveto.?对must的问4,肯定回答用must或haveto,而否定回答一般不用mustn',t因为mustn'表示禁止，用needn'或don'thaveto意思是不必”。1. Intheclassroom,youmustnotsmoke.2. -MustIleavenow?-No,youneedn&

8、#39;/No,youdon'thaveto.must（考点2）?2.must表推断或揣测。意为想必，一定，准是。”且只用于肯定句。Eg:1.Hemustbeill,becausehelookssopale.2. Youmustbetiredafteryourlongwalking.3. Look!Heisdrivingsuchagoodcar,hemusthaveearnedalargeamountofmoneyabroad.4. Itmusthaverainedlastnight,forthegroundiswet.学习必备欢迎下载haveto:?haveto表客观需要去做的事情，

9、意为必须，不得不。”eg:1.Ihavetogetthestationearlytocatchthefirsttrain.2. Wemissedthebussowehadtowalkhome.3. Wehavetoovercomeallkindsofdifficulties.haveto（考点）?haveto有多种时态。常见的有：一般将来时：?Wewillhavetogatherattheschoolgateat7tomorrow.?一般现在时：?IhavetotakemoremoneywithmebecauseIhavesomanygiftstobuy.?一般过去时：Eg:Finally,w

10、ehadtogiveupourideatoholdapicnicoutsideasitrainedforawholeafternoon.比较must&haveto?must表主观意志，而haveto表由于客观因素不得不做完成的事情。?must没有过去式，除在间接引语中可表示过去的时间。在直接引语中表示过去白时间用hadto代替。?Itoldherthatshemustgiveupsmoking.?Shesaid,hOWtogeteverythingreadythatnight.”情态动词must,can/could,may/might表推测?1肯定句中用must（一定，很可能），may

11、（可能），could/might（也许，或许）?语气程度依次减弱，即，must为十分肯定，may把握不大，might/could可能性彳艮小:must>may>might/could?might/could并非过去时态，只是语气较委婉，或因说话者认为可能性小而不敢肯定的一种手法。情态动词表推测（考点1）?肯定句中-对当前行为、状态的推测句型。must/may/could+do/beeg:HemustcomefromAfrica.?肯定句中一对此时此刻正在进行动作的推测。must/may/could+bedoingeg:Thestudentmaybestillwaitingforhi

12、steacherintheoffice.?肯定句中-对过去发生的事情的推测。must/may/could+havedoneEg:1.Theymayhavefinishedtheworkyesterday,becauseIsawthemshoppinginthesupermarket.情态动词表推测（考点2）?在否定句中cannot/couldnot或maynot/mightnot表推测：Eg:1.It'ssnowingoutside.Hecaneon'theplayground.2.Theclassroomcan'thavebeencleandgyTom,because

13、Isawhimplayingfootballatthattimeyesterday.学习必备欢迎下载情态动词表推测（考点3）?在疑问句中,常用can表示可能1. Whocanitbe?2. Howcanhesolvesuchahardwork?3. Ilosttouchwithhimformanyyears,wherecanyoufindhisaddress?情态动词表推测（考点4）1. Hemustbereading,isn'he?2. Youmustdoityourselfdon'you?3. Hemayhavegoneoverthearticlehasn'he?4

14、. Itmayhaverainedlastnig.ht,didn'ti?ModalVerbs3?can?beabletocan&beableto同与异:二者表示能力，泛指能力（具有知识、技巧、本领而能读书、游泳、说英语，踢足球等）Eg:Icould/wasabletoswimwellwhenIwasonlyten.?如果指过去具体某时或某个场合能（设法）做到某事：succeededindoingsth./managedtodosth.在否定句中两者都可用，Eg:Wehadaholidayyesterday,butcouldnt/weren'tabletogotothes

15、easide.?在肯定陈述句和疑问句中，只能用beableto:Eg:1.Hedidn'tagreewithmeatfirst,butIwasabletopersuadehim.2.Howmanychildrenwasheabletosavefromtheflood?ModalVerbs4?shall?need?dare?will/would/usedtoshall考点：1）用于第一人称表将来。Eg:IshallgotoworkafterIhavefinishedschool.2） 用于一、三人称疑问句、表征求对方意见或向对方请求。Shallhecomein?Comein,please

16、.3） 用于二、三人称肯定句，表示保证、承诺、威胁、警告。Youshallbepunishedifyouinsistondoingitthisway.need情态动词与实义动词比较：need必需”需要”；- -MustIbeherebefore9oclock?- -No,youneedn't.（不能说:No,youmustnit.）- -NeedIbeherebefore96clock?- -Yes,youmust.（不能说:Yes,youneed.）学习必备欢迎下载注意：1need作情态动词，不能用于肯定陈述句，在陈述句中，应该用need的实义动词表达.Eg:1.Youneedtob

17、eherebefore9oclock.（陈述句）（不能说:Youneedbeherebefore9oclock.）2）回答Must/Need开头的问句,不能说:Yes,youneed./No,youmustnt.dare（过去式dared）敢于”eg:1.Hedarenotgointothebuildingeveninthedaytime.2. Howdareyouaskmesuchaquestion?3. Ifyoudaresaythatagain,youshallbepunished.注意：?dare作情态动词时，不能用于肯定陈述句中（if条件句除外）.?在肯定陈述句中，要用dare的实义

18、动词来表达敢于”.在实义动词dare的否定句中，可以省去后面的to.dare（过去式dared）敢于”不能说:Hedaregointothebuildinginthedarknight.正确：Hedarestogointothebuildinginthedarknight.正确：Hedoesritdare（to）tellusthetruth.表示习惯性动作或状态Wwill指现在往往”、总是”、就会”Fishwilldieoutofwater.He二ltalkforhoursifyougivethechance.wwould指过去常常”总是”（表动作的重复）比较：usedto指过去常常”总是&q

19、uot;（表动作的变化：暗示现在不再如此）Eg:1.Shewould/usedtostandandtalkwithherneighborsinfrontofthehouseasshehadbreakfast.2.Hisfatherusedtosmokeago,buthedoesnnow.will（过去式would）用于各种人称，表示意愿，意志：eg:1.Iwillsticktomyplanthoughallofyouareagainstit.2.Itoldhimtogiveupsmoking,buthawouldn'listen.情态动词+完成式动词（指过去的动作或情况）：1. may

20、/mighthavedonesth.可能做过（了）某事/过去本可以做某事2. can't/couldn'thavedonesth.不可能做了某事/过去本不能做某事3. musthavedonesth.过去一定/准是做了某事4. needn'thavedonesth.过去本不必做某事（实际上已做）5. couldhavedonesth.过去本可以/能做某事（实际上没做）/过去可能做了某事6. shouldhavedonesth过去本应做某事（实际上没做）7. oughttohavedonesth过去本应做某事（实际上没做）8. shouldn'thavedones

21、th不应做某事（实际上已做）9. oughtn'ttohavedonesth.本不应做某事（实际上已做）1、了解情态动词的完成式用法：（一）should/oughttohavedone本来应做而未做，表达遗憾感情色彩例1:ItoldSallyhowtogetthere,学习必备欢迎下载butperhapsIforher.(NMET94)A. hadtowriteitoutB. musthavewrittenitoutC. shouldhavewrittenitoutD. oughttowriteitout例2：Iwasreallyanxiousaboutyou,youhomewitho

22、utaword.(NMET2001)A. mustn'tleaveB. shouldn'thaveleftC. couldn'thaveleftD. needn'tleave(二)may/mighthavedone可能已做musthavedone一定已做can'thavedone不可能做例1:-Whereismypen?-Iit.(NMET88)A.mightloseB.wouldn'thavelostC.shouldhavelostD.musthavelost例2:Thelightinhisroomisstillon,sohetobed.A.m

23、ustn'thavegoneB.musthavegoneC. shouldn'thavegoneD. can'thavegone析：选Do由于他房间里的灯还亮着推测，他不可能已经上床睡觉了，应填can'thavegone。(三)couldhavedone指本来能做而实际未做，表达遗憾的感情色彩Eg:Youcouldatleasthavesentfivecards.2、熟悉情态动词委婉用法：could,would,migh年情态动词均有委婉用法，它们不是过去式而是表示语气委婉、客气、礼貌，常用与疑问句，并多用于习惯表达，如wouldyouplease,wouldy

24、oumind,wouldyouliket”,might还可以用于肯定句表示推测，表示可能性小，might和could表示征求对方意见时,回答必须还成may,can.例1:-CouldIborrowyourdictionary?Yes,ofcourseyou.A.mightB.will(高考重点)C.canD.should析：选C。该句用can的委婉表达式could来征求对方意见，could和might通用，但回答时必须还成can或may,因此该题不选A.例2：youmindmysmokinghere?A.ShouldBCouldC.MightD.Would析：选D。征求对方意见：我是否在这儿吸

25、烟，语气理应委婉，所以应选委婉的表达方式：wouldyoumind?来征求对方意见。3、弄清情态动词的异化现象：学习必备欢迎下载有些情态用于疑问句进行回答时，出现了异化现象，此时回答在某个角度不能继续使用该情态动词，而改用别的动词。例1:-MustIstartatonce?No,you.A.needn'tB.mustn'C.can'tD.won't析：Ao由语境可知该答句表示不必"，而mustri表示不准、禁止”，不符合语境，显然应使用needn'表示不必"，但肯定句回答继续用must。例2：-NeedIhandinmyexercis

26、ebookatonce?Yes,you.A.mustB.needC.canD.will析：选Ao根据规定need用于一般疑问句作肯定回答应换成must,而作否定回答时，使用need的否定式needn'例1:-ItellJohnaboutit?-No,youneedn't.Ihavetoldhimalready.(NMET94)A.ShallB.WillC.CanD.May析：选A。从回答句“No,youneedn'的语境可知，问句征求对方意见，表示需要”而且用语第一人称，要使用shalL例2：youpleasehelpmewithmyEnglish?A.WouldB.D

27、oC.ShallD.Can析：Ao次句表示追求对方意见，有愿意”之意，而且又用于地二人称，应选用wouldo5、注意下列细节：1、情态动词可表示某一特定的语气或态度：?can表示惊异、怀疑、不相信的态度(用于否定句、疑问句或感叹句)Howcanyoubesocareless?may可以表示祈使旬，表示祝愿。Mayweneverforgeteachother./Mayyousuccess.?Why/Howshould结构表示说话人对某事不理解、感到意外、等意思，常译为党会"。HowshouldIknow?2、shall用于第二、三人称陈述句中，表示说话人给对方的命令、警告、许诺或威胁。

28、?YoushallhavethebookwhenIfinishit.?3.cannot/cannevertoo/enou?gh表示无论如何、也不过分”越：、越好”：?Youcannotbetoocareful.?4、cannotbut+dosthlfe示不得不，只好”:Icouldnotbutchoosetogo.?5、maywell/mayaswell.前者为完全能、很可能”=tobelikelytoHemaywellbeproudofhisson后者为最好，满可以”=hadbetterYoumayaswellstayhereoverthenight.?注意区分情态动词否定式表达含义：或许不

29、maynot;mightnot不可能can'蜷）不育行够can't3）不许可maynot;can't;mustn春必needn't不应该shouldn't;oughtn'tto学习必备欢迎下载课堂小测()1.Ithoughtyoulikesomethingtoread,soIhavebroughtyousomebooks.A.mayB.mightC.wouldD.must()2.Whereismypen?Iit.A.mightloseB.wouldhavelostC.shouldhavelostD.musthavelost()3.Ididn

30、9;thearthephone.Iasleep.A.mustbeB.musthavebeenC.shouldbeD.shouldhavebeen()4.-Therewerealreadyfivepeopleinthecar,buttheymanagedtotakemeaswell.-ItacomfortablejourneyA.can'beB.shouldn'tbC.mustn'thavebeerD.couldn'thavebeen()5.It'snearlyseveno'clackbehereatanymoment.A.mustB.needC.

31、shouldD.could()1.Acomputerthinkforitself;itmustbetoldwhattodo.A.can'tB.couldn'tC.maynotD.mightnot()2.Thefirespreadthroughthehotelveryquicklybuteveryonegetout.A.hadtoB.wouldC.couldD.wasableto()3.Theywillrunthismachineontheirowninthreemonths.A.canB.couldC.mayD.beableto4.Thatbigcinemaseat2,000p

32、eople.A.canB.shouldC.oughttoD.isableto()5.CouldIborrowyourdictionary?Yes,ofcourseyou.A.mightB.willC.canD.should()6.MightIwatchTVaftersupper?Yes,you.A.mayB.mustC.mightD.can()7.Youreturnthebooknow.Youcankeepittillnextweekifyoulike.A.can'tB.mustn'tC.needn'tD.maynot()8.Johnny,youplaywiththek

33、nife,youhurtyourself.t;shouldnA.wont;can'B.mustn't;mayC.shouldn()9.-Willyoustayforlunch?-Sorry,.Mybrotheriscomingtoseeme.A.Imustn'tB.Ican'C.Ineedn'tD.Iwon()10.-MayIpickaflowerinthegarden?-.A.No,youneedn'BtNot,pleaseC.No,youmustn'tD.No,youwon()1.Putonmoreclothes.Youbefeeli

34、ngcoldwithonlyashirton.A.canB.couldC.mustD.would)2."MustIdrivetohishouseandpickupthechildren?""No,"学习必备欢迎下载A.youshouldn'tB.youmightnotC.youneedn'tD.youmustn't()3.Wedidn'tseeTomatthemeetingyesterday.Heit.A.mustn'thaveattendedB.cannothaveattendedC.needn'thav

35、eattendedD.wouldnothaveattended()4.Weplaychessthanbridge.Someofusdon'tknowhowtoplaybridge.A.hadbetterB.wouldbetterC.wouldratherD.hadrather()5.Thereissomeoneknockingatthedoor.itbeTom?A.canB.mustC.shouldD.oughtto()6.Twoyearsago,myhusbandboughtmeabicycle.Ifyouliveintown,itisoftenfasterthanacarandyo

36、uworryaboutparking.A.mustnotB.maynotC.shouldnotD.don'thaveto()1.-MayIsitbesideyou,sir?-No,you.Mygirlfriendiscomingsoon.A.can'tB.mustn'tC.needn'tD.shouldn't()2.-IspeaktoMary,please?-Sorry,shecometothephonebecauseshe'istiin.A.Might;won'tB.Can't;mustn'tC.May;cantD.Co

37、uldn't;shouldnt()1.-IsJohncomingbytrain?-Heshould,buthenot.Helikesdrivinghiscar.(02高考)A.mustB.canC.needD.may()2.Ithasbeenannouncedthatcandidates候选人)remainintheirseatsuntilallthepapershavebeencollected.(2002t海高考题)A.canB.willC.mayD.shall()3.-Iheardtheywentskiinginthemountainslastwinter.(02京高考)-Itt

38、ruebecausetherewaslittlesnowthere.A.maynotbeB.won'tbeC.couldn'tbeD.mustn'tbe()3.-IwanttoknowifI_smokehere.-No,you.Couldyouseethesign“NOSMOKING”there?A.can;needntB.must;cantC.shall;wontD.may;mustnt()4.Mywifeneverremembersmytelephonenumber.Shealwayslookitup.A.mustB.shouldC.wouldD.hasto()5.

39、-youpassmetheEnglishmagazine,please?-Sure.Hereyouare.A.CouldB.NeedC.MustD.Might()6.-MustIgotoworkwithyou?-No,you.Lindagowithme.A.mustn't;canB.cant;hastoC.daren't;shouldD.neednt;may()7.-_ItellMarythetestresults?-No,you.Shesalreadygotthescore.A.Will;won'tB.Shall;needntC.May;mustntD.Can;don

40、't学习必备欢迎下载()8.Youbecarefulwhencrossinghere.Thetrafficlightsarentworking.A.mightB.oughttoC.couldD.may()9.-CouldIborrowyourbicycle?-Yes,ofcourseyou.A.willB.shouldC.canD.need()10.Joancomewithusthisafternoon,butsheisntverysureyet.A.canB.mayC.mustD.will()11.IaskyouthequestionbecauseIthinkIbewrong.A.d

41、aren't;mustB.mustn't;canC.needn't;mayD.can't;should()12.It'snearlyeightoclock.Mikebehereatanymoment.A.needB.hastoC.shouldD.can()13.Thefirespreadthroughthebuildingveryquicklybuteveryonegetout.A.hadtoB.wouldC.couldD.wasableto()14.-Whatdoyouthinkofthisanswer?-1don'tthinkitberigh

42、t.A.shouldB.mightC.mustD.can()15.-IsJohncomingbytrain?-Heshould,buthe.Helikesdrivinghiscar.A.can'tB.needntC.maynotD.mustn't()16.Hedoesnthavetoworktomorrow,butyouhavegotto,you?A.don'tB.haventC.haven'tgotD.cant()17.YouwakemeupwhenIfallasleep,you?A.haven'tbetter;haveB.wouldnotrather

43、;wouldC.hadbetternot;shouldD.hadnotbetter;must()18.-Why!Icouldn'tgetyouonthephonethismorning.-Wetennisintheyardwhenyouphoneme.A.couldbeplayingB.mustbeplayingC.musthavebeenplayingD.shouldhaveplayed()19.-Wedidn'tseehimatthelecture.-Neitherdidanybodyelse.Heit.A.maynothaveattendedB.mustn'tat

44、tendC.can'thaveattendedD.couldntattend()20.-1cameherebytaxiandthedriverchargedme50yuan.-Really?Youhavecomebybus.A.couldB.mustC.mayD.should()21.-DoyoustillrememberwhenwewenttotheGreatWall?-Ican'trememberitwell,butithavebeensometimelastMay?A.shouldB.mustC.couldD.would()22.-1wonderwhyMrLindidn'tcometowork.-Hehavebeenill.A.needntB.shouldC.mightD.can()23.-Noonepassedthemathematicsexaminationtoday.-1guesswetheexerciselastnight.学习必备欢迎下载A.couldreviewB.shouldreviewC.mightreviewD.shouldhavereviewed()24.Shethehospitalsosoon,forshehasityetrecovered.A.wouldn'thaveleftB.shouldn