二輪復(fù)習(xí)之情態(tài)動(dòng)詞01.情態(tài)動(dòng)詞的基本用法詞匯含義及用法示例can('t)表示能力，意為“(不

)能、會(huì)”，可與beableto互換Icanplaybasketballwell.我籃球打得很好。Ican'tdriveacar.我不會(huì)開車。表示請求、允許，意為“(不)可以”CanIplaybasketballafterschool？放學(xué)后我能打籃球嗎？—CouldIparkhere?我可以在這兒停車嗎？—Sorry,I'mafraidyoucan't.不好意思，恐怕不行。

01.情態(tài)動(dòng)詞的基本用法詞匯含義及用法示例could(n't)can的過去式，意為“(不)能，會(huì)”，表示過去的能力Shecouldlookafterherselfattheageof10.她在10歲時(shí)就能照顧自己。Icouldn'tfinishtheworkyesterday.我昨天沒能完成這項(xiàng)工作。could在疑問句中表示請求，語氣比can委婉Couldyoupleasetakeouttherubbish?你能把垃圾拿出去嗎？

01.情態(tài)動(dòng)詞的基本用法詞匯含義及用法示例must表示主觀看法，意為“必須，一定要”Jack,youmustgohomenow.杰克，你現(xiàn)在必須回家。mustn't意為“一定不要，禁止”Youmustn'ttakephotosinthemuseum.你不能在博物館里拍照。may表示請求、許可，意為“可以”，還可以表示祝福和愿望MayIuseyourbike?我可以用一下你的自行車嗎？01.情態(tài)動(dòng)詞的基本用法詞匯含義及用法示例mightmay的過去式Hesaiditmightrain.他說可能會(huì)下雨。表示請求、許可，語氣比may更委婉IwonderifImightaskyouraddress.我想問一下您的地址。

haveto意為“不得不”，多表示客觀必要Danny,Ihavetogotothesupermarket.丹尼，我必須去一趟超市。01.情態(tài)動(dòng)詞的基本用法詞匯含義及用法示例should(n't)意為“(不)應(yīng)該”，表示要求和命令，也可以表示勸告或建議Weshouldworkhardtoachieveourdreams.我應(yīng)該努力工作去實(shí)現(xiàn)我們的夢想。Youshouldn'tfightwithyourlittlebrother.你不應(yīng)該和你的弟弟打架。should表示征求意見，常用于疑問句Whenshouldwegohome？我們應(yīng)該幾點(diǎn)回家？

01.情態(tài)動(dòng)詞的基本用法詞匯含義及用法示例oughtto意為“應(yīng)該”，既可指有責(zé)任或義務(wù)做某事，也可指建議或勸告IthinkIoughttogetbacktowork.我想我應(yīng)該重新開始工作。need(n't)意為“需要”，主要用于否定句和疑問句中；needn't意為“不必”NeedIcleantheroomnow?我需要現(xiàn)在打掃房間嗎？Youneedn'tgohomeatonce.你不必立刻回家。01.情態(tài)動(dòng)詞的基本用法詞匯含義及用法示例will(would)表示征求對方意見，可用于疑問句中，常用于第二人稱Willyoujoinusfordinner?你和我們一起吃晚飯嗎？Wouldyoutellmeyourname?你能告訴我你的名字嗎？自愿做或主動(dòng)提出做某事，表意愿、愿望或決心等Iwillgoshoppingwithyou.我愿意和你一起去購物。Shesaidthatshewouldvisitmenextweekend.她說下個(gè)周末她會(huì)來看我。would表示過去的習(xí)慣，后接動(dòng)詞原形，意為“總是，總會(huì)”Shewouldtakeawalkafterdinner.她習(xí)慣飯后散步。

01.情態(tài)動(dòng)詞的基本用法詞匯含義及用法示例shall表示請求或征求對方意見，多用于第一、三人稱，構(gòu)成疑問句Shallweplaybasketballnextweekend?下周末我們一起打籃球好嗎？hadbetter意為“最好”，后接動(dòng)詞原形，其中的had?？s略為'dYouhadbettereatmorevegetablesandfruits.你最好多吃蔬菜和水果。情態(tài)動(dòng)詞在句中不能單獨(dú)作謂語，要與動(dòng)詞原形一起構(gòu)成謂語。例句：Ineedsomehelpwithmyhomework.思考：此句中為什么need作謂語？大部分情態(tài)動(dòng)詞可以構(gòu)成一般疑問句，陳述句改一般疑問句時(shí)，有情態(tài)動(dòng)詞把情態(tài)動(dòng)詞提前，有be動(dòng)詞把be動(dòng)詞提前，否則借助助動(dòng)詞。02.情態(tài)動(dòng)詞的表推測的用法情態(tài)動(dòng)詞用法含義例句can常用于否定句或疑問句中can可能；can’t不可能Theboycan’tbeJim.He’smuchtaller.這個(gè)男孩不可能是吉姆。他要高很多。Whoisknockingatthedoor？Canitbethepostman？誰在敲門？可能是郵遞員嗎？02.情態(tài)動(dòng)詞的表推測的用法情態(tài)動(dòng)詞用法含義例句must表示肯定的推測一定Mr.Limustbeworkingnow，forthelightinhisofficeisstillon.李先生一定還在工作，因?yàn)樗k公室的燈仍然亮著。02.情態(tài)動(dòng)詞的表推測的用法情態(tài)動(dòng)詞用法含義例句may/might常用于肯定句中，might表示的可能性較小可能；也許—Whereareyougoingthissummervacation？這個(gè)暑假你打算去哪兒？—ImightgotoBeijing.ButI’mnotsure.我可能去北京，但我不確定。03.易混情態(tài)動(dòng)詞的用法辨析一、must和havetomust表示主觀上感到“有必要……”；haveto表示因外部因素而使得某人“不得不……”。此外，must只有一般現(xiàn)在時(shí)，表示“過去”通常用hadto，表示將來要用willhaveto。have/has/hadto＋動(dòng)詞原形，在改否定句或疑問句時(shí)要另外加助動(dòng)詞do/does/did。我必須和你去那兒嗎？MustIgotherewithyou?她得待在家里照顧生病的媽媽。Shehastostayathomeandlookafterhersickmother.她得待在家里照顧她生病的媽媽嗎？Doesshehavetostayathomeandlookafterhersickmother?03.易混情態(tài)動(dòng)詞的用法辨析二、can和beableto兩者表“能力”時(shí)用法相同，但can只有現(xiàn)在式can和過去式could兩種形式，其他時(shí)態(tài)要用beableto來表示。另外，beableto常常有“可做成某事”的意思。吉姆不會(huì)說中文。Jimcan'tspeakChinese.下個(gè)星期，我們將會(huì)看到他。Wewillbeabletoseehimnextweek.03.易混情態(tài)動(dòng)詞的用法辨析三、should和besupposedto兩者都可以表示“應(yīng)該”，一般情況下可互換使用。但兩者在含義上存在細(xì)微的區(qū)別。should主要出自說話人本身的判斷，而besupposedto主要從外部的期望、客觀的標(biāo)準(zhǔn)或事先的安排來判斷，有“被期望或被要求做某事”的含義，be有人稱和數(shù)的變化。你應(yīng)該穿校服。Youaresupposedtoweartheschooluniform.03.易混情態(tài)動(dòng)詞的用法辨析四、maybe和maybe前者是副詞，意為“大概，或許”，與perhaps/probably同義；后者屬于情態(tài)動(dòng)詞，may與be動(dòng)詞連用，意為“或許是”?；蛟S她在辦公室。Maybesheisintheoffice.她或許是在辦公室。Shemaybeintheoffice.03.易混情態(tài)動(dòng)詞的用法辨析五、can't和mustn'tcan't表示非常有把握的否定推測，意為“不可能”(表非常有把握的肯定推測時(shí)用must，意為“一定”)；mustn't意為“禁止，不許”，不用來表推測。這是誰的筆？—這不可能是我的，我不喜歡紅色。Whosepenisthis?—Itcan’tbemine.Idon’tlikered.博物館禁止用閃光燈拍照。Youmustn’ttakephotoswithflashesinthemuseum.04.含有情態(tài)動(dòng)詞的句式結(jié)構(gòu)含有情態(tài)動(dòng)詞的基本結(jié)構(gòu)：①肯定句中：主語+情態(tài)動(dòng)詞+謂語動(dòng)詞原形+其他。②否定句中：主語+情態(tài)動(dòng)詞+not+動(dòng)詞原形+其他。③一般疑問句中：情態(tài)動(dòng)詞+主語+謂語動(dòng)詞原形+其他？④答語：情態(tài)動(dòng)詞問，情態(tài)動(dòng)詞答。⑤特殊疑問句中：在一般疑問句的基礎(chǔ)上加上特殊疑問詞構(gòu)成特殊疑問句。04.含有情態(tài)動(dòng)詞的句式結(jié)構(gòu)(1)MayI...？表示請求時(shí)，否定回答用mustn't或can't。如：—MayIbuysomecandies?我可以買些糖果嗎？—No,youcan't/mustn't.不，你不能/不許(買)。(2)由must引導(dǎo)的一般疑問句，肯定回答用must或haveto，否定回答用needn't或don'thaveto。如：—MustIfinishthehomeworktoday？我今天必須完成作業(yè)嗎？—No,youneedn't/don'thaveto.不，你不需要。04.含有情態(tài)動(dòng)詞的句式結(jié)構(gòu)(3)回答以could引出的一般疑問句時(shí)，用can，不用could。如：—CouldIuseyourmobilephone？我可以用你的手機(jī)嗎？—Yes,youcan./No,youcan't.是的，你可以。/不，你不可以。(4)表示肯定推測的情態(tài)動(dòng)詞有：must>can/could>may>might(按語氣強(qiáng)弱)表示否定推測的情態(tài)動(dòng)詞有：can't>maynot(按語氣強(qiáng)弱)情態(tài)動(dòng)詞考點(diǎn)練習(xí)Exercises一、單項(xiàng)選擇1.(2018年22題)—IsthemanoverthereAdam?—It________behim.HehasgonetoHongKongonvacation.A.must

B.can't

C.mustn't2.(2023年27題)—Philips,________youmakesomuchnoisewhenyourlittlesisterissleeping?—Sorry,Mum.I'llstoprightaway.A.can B.may C.must3.(2022年27題)—Finally,theycameback.—They________behungryaftersuchalongwalk.A.can't B.must C.needn'tBCBExercises一、單項(xiàng)選擇4.—________yougivemeahand?Ican'tputuptheposterbymyself.—Noproblem.A.Could B.Should C.Need5.IthinkEmily________havereadthisbook.Sheknowsallthestoriesinthebook.A.must B.might C.could6.Thefashionmagazine________beNancy's.Sheisinterestedinthat.A.would B.should C.couldABCExercises一、單項(xiàng)選擇7.—Mom,youarebeingtoohardonme.Everyonemakesmistakes.—That'strue.Butyou________makethesamemistakesoverandoveragain.A.mustn't B.may C.shouldn't8.—Look!Peopleoutsidearewearingthickcoats.—Theweather________beverycold.A.might B.must C.can't9.—________Ihandinthereporttomorrowmorning,MissLee?—No,youneedn't.Thedeadlineisthedayaftertomorrow.A.Need B.Shall C.MustCBCExercises一、單項(xiàng)選擇10.Youarenotallowedtoplaywithfireintheforest.It________killplants,animalsandevenpeople.A.may B.won't C.couldn't11.You________beabletocontrolallthethingsthathappentoyou,butyoucandecidenottobeinfluencedbythem.A.needn't B.maynot C.should12.—Somepeopledon'tshowtheirtalentsattheverybeginning.—Iagree.EvenEinstein________readuntilhewasseven.A.couldn't B.wouldn't C.couldBAAExercises一、單項(xiàng)選擇13.—Allen,shallwegotothebookstorethisafternoon?—I'msorry,David.I________meetmycousinatthetrainstation.haveto B.can C.may14.Don'tbeupset!You________cheerupandtryitonemoretime.A.could B.should C.would15.—ThetallmanwithglassesovertherelookslikeourEnglishteacher.—It________behim.Hehasgonetothecountrysideasavolunteerteacherthisterm.A.mustn't B.shouldn't C.can'tABCExercises二、短文填空。

Withthedevelopmentofeconomics,theproblemoftheleft-behindchildren(留守兒童)hasbecomeaserioussocialproblem.Moreandmorepeoplehaverealizedwe1.________dosomethingtohelpthem. Thebiggestproblemisthatthechildrenareallhungryforthelovefromtheirparents.Manyofthem2.________justgetacalloraletterfromtheirparentshalfayear,ayearorevenseveralyears.Sosomechildren3.________rememberclearlywhattheirshouldcancan'tExercises二、短文填空。parentslooklike.Whenmeetingtroubles,they4.________solvethembythemselves.Therearealsomanyotherproblemsoftheleft-behindchildren,suchashavingnoabilitytoprotectthemselves,havingunhealthylifestylesandsoon. Inaword,thegovernment,familiesandschools5.________trytheirbesttogethertosolvealltheproblemsoftheleft-behindchildren.havetomust()11.A.must

B.need

C.could()12.A.canB.can’tC.couldExercises三、完形填空。閱讀下面一篇短文,從短文后各題所給的A、B、C三個(gè)選項(xiàng)中,選出可以填入空白處的最佳選項(xiàng)。A失敗是成功之母Nobodywantstolose,butwe

11

acceptthatlosingispartoflife.Afterall,we

12

winallthetime.However,wecanlearnsomethingvaluablefromeveryfailure.BExercisesThis

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helpussucceedinthefuture.Sowe

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knowhowtobeagoodloser.Failureisthemotherofsuccess.Whenwelose,justtakeitwithasmileandlookonthegoodsideofit.Edisonfailed10,000timesbuthadlearned10,000thingswhichdidn’twork.()13.A.can’t B.may C.need()14.A.shall B.must C.mightBB二、完形填空。閱讀下面一篇短文,從短文后各題所給的A、B、C三個(gè)選項(xiàng)中,選出可以填入空白處的最佳選項(xiàng)。()15.A.couldn’t B.mustn’t C.needn’t()16.A.can’t B.might C.should()17.A.canB.can’t C.need()18.A.canB.must