unit1F情態(tài)動詞課件(人教必修3)(1)

1、Grammar: Modal Verbs語法語法 ：情態(tài)動詞：情態(tài)動詞I 情態(tài)動詞的定義情態(tài)動詞的定義 情態(tài)動詞是一種本身有一定的詞義，表示說話人的情緒、態(tài)度或語氣的情態(tài)動詞是一種本身有一定的詞義，表示說話人的情緒、態(tài)度或語氣的動詞，但不能單獨(dú)作謂語，只能和其他動詞原形構(gòu)成謂語。動詞，但不能單獨(dú)作謂語，只能和其他動詞原形構(gòu)成謂語。 情態(tài)動詞數(shù)量不多，但用途廣泛，主要有：情態(tài)動詞數(shù)量不多，但用途廣泛，主要有： can (could), may (might), must, need, ought to, dare (dared), shall (should), will (would) . I

2、I 情態(tài)動詞的位置情態(tài)動詞的位置情態(tài)動詞在句中放在謂語動詞之前，謂語動詞前若有助動詞，則在助動情態(tài)動詞在句中放在謂語動詞之前，謂語動詞前若有助動詞，則在助動詞之前，疑問句中，詞之前，疑問句中， 情態(tài)動詞放在主語之前。情態(tài)動詞放在主語之前。 I can see you. Come here. 我能看見你，過來吧。我能看見你，過來吧。 He must have been away. 他一定走了。他一定走了。 What can I do for you? 你要什么？你要什么？ How dare you treat us like that! 你怎么敢那樣對待我們你怎么敢那樣對待我們! 情態(tài)動詞的語法

3、特征情態(tài)動詞的語法特征1） 情態(tài)動詞不能表示正在發(fā)生或已經(jīng)發(fā)生的事情，只表示期待或估計情態(tài)動詞不能表示正在發(fā)生或已經(jīng)發(fā)生的事情，只表示期待或估計某事的發(fā)生。某事的發(fā)生。2） 情態(tài)動詞除情態(tài)動詞除ought 和和have 外，后面只能接外，后面只能接動詞原形動詞原形。3） 情態(tài)動詞沒有人稱，數(shù)的變化，即情態(tài)動詞第三人稱單數(shù)不加情態(tài)動詞沒有人稱，數(shù)的變化，即情態(tài)動詞第三人稱單數(shù)不加-s。4） 情態(tài)動詞沒有非謂語形式，即沒有不定式，分詞，等形式。情態(tài)動詞沒有非謂語形式，即沒有不定式，分詞，等形式。 情態(tài)動詞的用法情態(tài)動詞的用法情態(tài)動詞情態(tài)動詞 Modal Verbs情態(tài)動詞情態(tài)動詞 用用 法法 例例

4、 句句cancouldI can speak fluent English now , but I couldnt last year.It cant be easy caring for a man and a child who are not your own.2. Can the man over there be our head master?1. Could you have her call me back when she gets home, please?2.Can we turn the air conditioner on? 1. As a human being,

5、anyone can make a mistake.2. Im confident that a solution can be found.3. He can be very forgetful sometimes.Can this be an excuse for not giving them help?This cant be true.How can you be so crazy.表示表示能力能力表示表示請求和允許請求和允許。表示。表示請求，口語中常用請求，口語中常用could代替代替can，使語氣，使語氣更委婉。更委婉。表示表示驚異、懷疑驚異、懷疑、不相信不相信等等態(tài)度，主要用在

6、否定句、態(tài)度，主要用在否定句、疑問句和感嘆句中。疑問句和感嘆句中。在在肯定句肯定句中，表示中，表示客觀可能客觀可能性性，常用來說明人或事物，常用來說明人或事物的特征（譯為的特征（譯為“有時會有時會”）。）。要表達(dá)具體某事實(shí)際發(fā)生的要表達(dá)具體某事實(shí)際發(fā)生的可能性時，不用可能性時，不用can，需用，需用could，may，might。 表示對現(xiàn)在的動作或狀態(tài)表示對現(xiàn)在的動作或狀態(tài)進(jìn)行主觀的進(jìn)行主觀的猜測猜測，主要用，主要用在在否定句和疑問句中。否定句和疑問句中。特別說明：特別說明：1.could用來表示用來表示請求請求時，語氣委婉，主要用于時，語氣委婉，主要用于疑問句，不能用于肯定句，答語疑問句，

7、不能用于肯定句，答語應(yīng)用應(yīng)用can（即：（即：could不能用于現(xiàn)在時態(tài)的簡略答語中）。如：不能用于現(xiàn)在時態(tài)的簡略答語中）。如：Could I use your dictionary?Yes, you can.(否定回答可用：否定回答可用：No, Im afraid not.或者是或者是you cant)2.表示推測時，表示推測時，could不是過去式，只是語氣更委婉；若是推測已發(fā)生的事或過不是過去式，只是語氣更委婉；若是推測已發(fā)生的事或過去的情況，用去的情況，用can/could have done3.can和和be able to辨析辨析can (could) 和和be able to都可

8、以表示能力，意思上沒有區(qū)別。但都可以表示能力，意思上沒有區(qū)別。但can只有現(xiàn)在只有現(xiàn)在式和過去式，而式和過去式，而be able to則有更多的形式。如：則有更多的形式。如： Ive always wanted to be able to speak fluent English. Those bags look really heavy, are you sure youll be able to carry them on your own?但是，表示在過去某時的某一場合經(jīng)過一番努力，終于做成了某事，通常不用但是，表示在過去某時的某一場合經(jīng)過一番努力，終于做成了某事，通常不用could，而

9、用，而用was/were able to來表示。這時，來表示。這時，was/were able to相當(dāng)于相當(dāng)于managed to do或或succeed in doing。如：。如： After the accident it was a long time before she was able to walk again. The fire was very big, but most people were able to escape from the building.1. “cannot too”表示表示“無論怎么無論怎么也不（過分）也不（過分）”。 You cannot be

10、 too careful in crossing the street. 過馬路越小心越好。過馬路越小心越好。 You cannot praise him too much. 你怎么表揚(yáng)他都不過分。你怎么表揚(yáng)他都不過分。 I can never thank him enough. 我對他感激不盡。我對他感激不盡。2. “cant help doing sth”表示表示“不禁，忍不住，不得不（做某不禁，忍不住，不得不（做某事）事）” Hearing the news, I cant help laughing.3. “cant help but do sth”表示表示“不禁，忍不住，不得不不禁，

11、忍不住，不得不” I cant help but be sorry about it. 我不能不為之感到遺憾。我不能不為之感到遺憾。 I cannot help but admire her courage. 我情不自禁地欽佩她的勇氣。我情不自禁地欽佩她的勇氣。 4. “cannot but do sth”表示表示“除此除此 之外，別無他法，之外，別無他法，”。 I couldnt but laugh on his funny face. 看到他那張滑稽的臉，我只能笑了笑?？吹剿菑埢哪?，我只能笑了笑。情態(tài)動詞情態(tài)動詞用法用法例句例句maymightMay I come in and wa

12、it?May I smoke here?No, you mustnt(或或No, youd better not.)Might I borrow your pen?I wonder if I might speak to your son.It may rain this afternoon.She might come to join us this afternoon.I suppose he might have missed the train.May you succeed.May she rest in peace.愿她安息。There is nothing to do, so I

13、 may as well go to bed.2.I suppose we might as well go home.表示表示允許、許可允許、許可。否定回答一般用。否定回答一般用must not/mustnt,表示表示“禁止、阻止禁止、阻止”之意，但也可以用之意，但也可以用had better not (最最好別好別)或或may not（不可以），語氣較（不可以），語氣較為委婉。為委婉。在表示在表示請求、允許請求、允許時，時，might比比may語氣更委婉些。用語氣更委婉些。用May I征詢征詢對方許可在文體上比較正式，在對方許可在文體上比較正式，在日常用語中，用日常用語中，用Can I征詢

14、對方意征詢對方意見更為常見。見更為常見。表示表示可能性的推測可能性的推測，通常用在，通常用在肯定句和否定句中，含有肯定句和否定句中，含有“或或許許”“”“大概大概”“”“可能可能”之意；之意；用用might代替代替may時，則語氣顯時，則語氣顯得更加不肯定。得更加不肯定。may用于祈使句表示用于祈使句表示祝愿祝愿慣用句式：慣用句式：“may as well或或might (just) as well+動詞原形動詞原形”意為意為“最好，滿可以，倒不最好，滿可以，倒不如如”，相當(dāng)于，相當(dāng)于“had better.1.A computer _ think for itself; it must be

15、 told what to do. A. cant B. couldnt C. may not D. might not2. I thought you _ like something to read, so I have brought you some books. A. may B. might C. could D. must三三must和和have to情態(tài)動詞情態(tài)動詞用法用法例句例句mustYou must come to school on time.2.You mustnt drive so fast in the street.1Must I come back befor

16、e ten? Yes，you must. -No, you neednt (No, you dont have to)It must be my mother.You must be hungry after a walkhave toThe film is not interesting. I really must go now.I have to go now, because my mother is in hospital.1I had to work hard when I was your age.2I will have to learn how to use a comput

17、er.You mustnt go there.You dont have to go there.表示表示“必須，應(yīng)該必須，應(yīng)該”之意，語氣之意，語氣should，ought to強(qiáng)烈。其否定形式強(qiáng)烈。其否定形式mustnt表示表示“不準(zhǔn)，不應(yīng)該，禁止不準(zhǔn)，不應(yīng)該，禁止”等意等意在回答帶有在回答帶有must的問句時，否定回答常的問句時，否定回答常用用neednt或或dont have to，表示，表示“不不必必”，而不用，而不用mustnt表示有把握的表示有把握的推測推測，意為，意為“一定、準(zhǔn)一定、準(zhǔn)是是”，只用于肯定句中，只用于肯定句中“必須，不得不必須，不得不”，意義與，意義與must相近

18、。相近。但但must表示的是說話人的主觀看法，而表示的是說話人的主觀看法，而have to則往往強(qiáng)調(diào)客觀需要。則往往強(qiáng)調(diào)客觀需要。must只有一種形式，即現(xiàn)在式與過去式只有一種形式，即現(xiàn)在式與過去式都是一種形式，而都是一種形式，而have to則涉及各種則涉及各種人稱、時態(tài)等方面的變化形式。人稱、時態(tài)等方面的變化形式。兩者的否定意義不同，兩者的否定意義不同，mustnt表示表示“禁禁止，不許止，不許”，dont have to表示不必。表示不必。1. Johnny, you _play with the knife, you _hurt yourself. A. wont ; cant B.

19、mustnt ; mayC. shouldnt ; must D. cant ; wouldntB2. I missed the bus, so I _ go home on foot. A. must B. may C. can D. had toD注意注意：must 表示表示”偏要，硬要，一定要，堅持要做某事偏要，硬要，一定要，堅持要做某事 -how old are you, madam?-If you must know, Im twice my sons age. Why must he do it that way?如果你非得知道，是我兒子年齡的兩倍如果你非得知道，是我兒子年齡的兩倍

20、3.The fire spread through the hotel very quickly but everyone _ get out. A. had to B. would C. could D. was able toD四四shall和和should情態(tài)動詞情態(tài)動詞用法用法例句例句shallShall I open the window?Shall we say 6 oclock, then?Shall he come to see you?Dont worry, you shall get the answer this afternoonHe shall be sorry fo

21、r it one day, I tell you. You shall do as I say. If you children dont do as I tell you, you shall not go to the party. The Persons under 18 shall not be employed in night work不滿十八歲的人不得雇傭干夜間工作。That day shall come.Candidates shall remain in their seats until all the papers have been collected. 試卷完全收回后

22、，應(yīng)試人才能離開座位。用于第用于第一、三一、三人稱構(gòu)成人稱構(gòu)成的疑問句，表示征求的疑問句，表示征求對對方意見或請求指示方意見或請求指示,其意其意為為“要不要要不要”、“好嗎好嗎”：1 用于第用于第二、三二、三人稱人稱陳述句中，表示說話陳述句中，表示說話人給對方的人給對方的命令、警命令、警告、允諾、威脅、命告、允諾、威脅、命令、規(guī)定、必然性等令、規(guī)定、必然性等2表示強(qiáng)制，用于表示強(qiáng)制，用于法令、法令、條約、規(guī)章中，意為條約、規(guī)章中，意為“必須，應(yīng)該必須，應(yīng)該”。(允諾允諾)(警告）警告）(命令命令)(威脅威脅)(表規(guī)定表規(guī)定)(表必然性表必然性)shouldWhat should I do?Yo

23、u should read his newbook.It should be a nice day tomorrow.It s nearly 7 oclock .Jack should speak in such a way.He should be around sixty years old.Ask Tom to ring me up if you should see him. If things should change suddenly, please let me know. Its strange that he should come so late. 2.Im surpri

24、sed that he should say so. 3.Why should anyone want to marry Tony?表示表示勸告或建議勸告或建議，意為，意為“應(yīng)該應(yīng)該”表示表示推測推測，用在肯定句中，對現(xiàn)在的情況或，用在肯定句中，對現(xiàn)在的情況或可能發(fā)生的事的主觀推測或期待。意為可能發(fā)生的事的主觀推測或期待。意為“想想必，理應(yīng)必，理應(yīng)” 大概。大概?！咀ⅰ俊咀ⅰ縮hould表示推斷表示推斷時，語氣較肯定，通常是指非?？赡艿氖聲r，語氣較肯定，通常是指非?？赡艿氖?因?yàn)榘凳居幸欢ǖ氖聦?shí)依據(jù)或合乎常理因?yàn)榘凳居幸欢ǖ氖聦?shí)依據(jù)或合乎常理)還可以用在還可以用在if引導(dǎo)的條件句引導(dǎo)的條件句中

25、，表示一中，表示一件事聽起來可能性很小，但也不是完全件事聽起來可能性很小，但也不是完全不可能，相當(dāng)于不可能，相當(dāng)于“萬一萬一”的意思。從句的意思。從句謂語用謂語用should+動詞原形構(gòu)成，主句都動詞原形構(gòu)成，主句都一般用虛擬語氣一般用虛擬語氣1.should表示表示意外或驚訝意外或驚訝2.用于疑問句或感嘆句中，表示用于疑問句或感嘆句中，表示意外、驚異的情緒意外、驚異的情緒，意為，意為“竟竟會會”，與，與why，what，how，who連用，如果是疑問句，則不連用，如果是疑問句，則不需要回答。需要回答。1. Its nearly seven oclock. Jack _ be here at

26、any moment. A. must B. need C. should D. can2. Johnny, you _ play with the knife, you _ hurt yourself. A. wont; cant B. mustnt; may C. shouldnt; must D. cant; shouldnt3.Our house is on the top of the hill, so in summer the wind _ be pretty cold. A. must B. can C. ought to D. need4. Professor Smith,

27、many students want to see you. _ they wait here or outside? A. Do B. Shall C. Will D. Would情態(tài)動詞情態(tài)動詞用法用法例句例句willwouldHe is the man who will go his own way. They said they would meet us at 10:30 at the station.Will you please take a message for him?Would you please tell me your telephone number?1.Peop

28、le will talk. (人們總會說閑話。)2.When we worked in the same office, we would often have coffee together.1.That will be the messenger ringing.2.It would be about ten oclock when he left home.That will be all right.Either pen will do.It would not do to work too late.（工作太晚不行）1I wont listen to your nonsense.2N

29、o matter what I said, he wouldnt listen to me.五五will和和would用于表示用于表示意志或意愿或決心意志或意愿或決心。will指現(xiàn)在，指現(xiàn)在，would指過去。指過去。表示表示請求、建議請求、建議等和等和you連用，用連用，用would比用比用will委婉、客氣。委婉、客氣。表示表示習(xí)慣或傾向習(xí)慣或傾向，意為，意為“總是，慣于總是，慣于”。will至至現(xiàn)在，現(xiàn)在，would指過去。指過去。表示推測，意為表示推測，意為“很可能，很可能，大概大概”。will表示推測比表示推測比should把握大，比把握大，比must把把握小。握小。表示功能，意為表

30、示功能，意為“能能,行行”。慣用形式：慣用形式：will do/ would do表示表示“解決問題解決問題”、“就就行行”。用于用于否定句否定句中，意中，意為為“不肯不肯”、“不不樂意樂意”特別說明：特別說明：would與與used to辨析辨析1 He _ be a naughty boy and cause trouble.used towould可用來表示過去反復(fù)出現(xiàn)的動作，但可用來表示過去反復(fù)出現(xiàn)的動作，但不不能能表示過去存在的表示過去存在的狀態(tài)狀態(tài).另外，另外，would強(qiáng)調(diào)過去某種特定情況下的活動，強(qiáng)調(diào)過去某種特定情況下的活動，是完全過去的事情，是完全過去的事情，同現(xiàn)在沒有聯(lián)系。

31、同現(xiàn)在沒有聯(lián)系。而而used to則著眼于過去和現(xiàn)在的對比，隱含則著眼于過去和現(xiàn)在的對比，隱含現(xiàn)在已不存現(xiàn)在已不存在在，動作或狀態(tài)動作或狀態(tài)都可表示。都可表示。Would可以表示不規(guī)可以表示不規(guī)則的習(xí)慣，則的習(xí)慣，used to則不可。則不可。六六need和和dare情態(tài)動詞情態(tài)動詞用法用法例句例句need1Need we leave soon? Yes, you must. (No, you neednt, or dont have to)2You neednt have hurried.(=It was not necessary for you to hurry，but you did)

32、. 你當(dāng)時不必這么匆忙。1. A job like nursing needs patience and understanding. (need+名詞，need understanding=need to be understood,需要被理解)2He needs to see a doctor. (need to do)dare1Dare you tell her the truth? Yes, I dare. /No, I darent.How dare you accuse me of lying!1.He darent admit this.Only a few journalist

33、s dared to cover the story.He doesnt dare (to) go there alone.Dont you dare (to) touch it?用于表示用于表示“需要，必要需要，必要”之意。之意。做情態(tài)動詞時，僅用于做情態(tài)動詞時，僅用于否定句否定句和疑問句和疑問句，只有現(xiàn)在時，過去，只有現(xiàn)在時，過去式要用式要用neednt have，疑問式，疑問式用用need+人稱人稱?,否定式用否定式用need not(即即neednt），），做做實(shí)義動詞實(shí)義動詞時，其變化與一時，其變化與一般的實(shí)義動詞相同，后接帶般的實(shí)義動詞相同，后接帶to的不定式（的不定式（need

34、doing = need to be done ）, 疑問式，疑問式，否定式要在前面加否定式要在前面加do的相應(yīng)的相應(yīng)形式形式用于表示用于表示“敢于敢于”之意。之意。做做情態(tài)情態(tài)動詞，沒有人稱和動詞，沒有人稱和數(shù)的變化，主要用于數(shù)的變化，主要用于否定否定句、疑問句和條件狀語從句、疑問句和條件狀語從句中句中用作實(shí)義動詞時，其變化與一用作實(shí)義動詞時，其變化與一般的實(shí)義動詞相同。在肯定句般的實(shí)義動詞相同。在肯定句中，中，dare后接帶后接帶to的不定式；的不定式；否定句中，否定句中，dare后既可接帶后既可接帶to的不定式，也可接不帶的不定式，也可接不帶to的不的不定式。定式。判斷正誤判斷正誤: H

35、ow dare you say such a thing? How dare you to say such a thing?He darent to speak English before such a crowd, did he?He darent speak English before such a crowd, dare he?Nobody need to be afraid of catching the disease.Nobody need be afraid of catching the disease. need 的被動含義：need，want, require 后面接

36、doing 也可表示被動 need doing =need to be done-Need I hand in my exercise book at once?-Yes, you_.A. must B. need C. can D. will析：選析：選A。根據(jù)規(guī)定。根據(jù)規(guī)定need用于一般疑問句用于一般疑問句作肯定回答應(yīng)換成作肯定回答應(yīng)換成must,而作否定回答而作否定回答時，使用時，使用need的否定式的否定式neednt。情態(tài)動詞情態(tài)動詞用法用法例句例句 ought to doYou ought to take care of him.Ought I to go now?Yes, yo

37、u ought to. /No, you oughtnt to.He must be home by now. (斷定他已到家)He ought to be home by now. (不十分肯定)This is where the oil must be. (比較直率)This is where the oil ought to be. (比較含蓄)七七ought的用法：的用法：表示表示“應(yīng)該應(yīng)該”之之意意表示推測。注意表示推測。注意與與must表示推測表示推測時的區(qū)別時的區(qū)別說明：說明：should與與ought to 表示表示“應(yīng)該應(yīng)該”時的區(qū)別時的區(qū)別You_ help them wi

38、th their work.You are his father. You _get him to receive good education.should 表示自己的主觀看法，而ought to的語氣中，含有“按道理應(yīng)該”之意。若要反映客觀情況或涉及法律義務(wù)和規(guī)定，一般用ought to。 should ought to八八“情態(tài)動詞情態(tài)動詞+have done”用法用法情態(tài)動詞情態(tài)動詞+have done用法用法例句例句must have done She must have gone through a lot.He must have visited the White House

39、during his stay in the United States.may/might have doneYou may have learnt the news.He may not have heard his name called.can have donecannot have doneWhere can she have gone?Could he have done such a foolish thing?The boy cant have finished reading the book so sooncould have doneHe could have kill

40、ed himself driving at a dangerous speed.You could have done better, but you were too careless.might have doneYou should not swim in that sea. You might have been eaten by a shark.He might have given her more help, thought he was busy.表示對過去已經(jīng)發(fā)生的行為進(jìn)行表示對過去已經(jīng)發(fā)生的行為進(jìn)行肯肯定定推測，意為推測，意為“想必，準(zhǔn)是，一定想必，準(zhǔn)是，一定做了某事做了某

41、事”只用于只用于肯定句肯定句表示對過去已發(fā)生行為的表示對過去已發(fā)生行為的可能可能推測，意推測，意為為“也許也許/或許已經(jīng)（沒有）或許已經(jīng)（沒有）“。一般。一般用于用于肯定句或否定句肯定句或否定句中，不用于疑問句。中，不用于疑問句。用用might則表示語氣更加不肯定。則表示語氣更加不肯定。表示對過去發(fā)生的行為的懷表示對過去發(fā)生的行為的懷疑和不肯定，通常用在疑和不肯定，通常用在否定否定句和疑問句句和疑問句中。（中。（can換成換成could時語氣委婉）時語氣委婉）可用于可用于肯定句肯定句中，表示中，表示“可能可能已經(jīng)已經(jīng)”之意，此外，還可以之意，此外，還可以表示表示過去能做而沒做過去能做而沒做的事

42、，有的事，有一種對過去為付諸實(shí)施的事情一種對過去為付諸實(shí)施的事情的惋惜。的惋惜。表示表示“本來可能本來可能，但實(shí)際，但實(shí)際上沒有發(fā)生的事情上沒有發(fā)生的事情”。另外，。另外，還可以表示還可以表示“本來應(yīng)該或可以本來應(yīng)該或可以做某事做某事”之意，含有輕微的責(zé)之意，含有輕微的責(zé)備語氣。備語氣。should/ought to have doneHe should have known that the police would never allow this sort of thing.You ought not to have refused his offer.neednt have doneY

43、ou neednt have watered the plants, for it is going to rain.had better have doneYou had better have started earlier.You had better not have scolded her.would rather have done1I would rather have taken his advice.2I would rather not have told him the truth.用于肯定句時，表示用于肯定句時，表示本該做某事，而實(shí)際本該做某事，而實(shí)際上未做上未做；用于

44、否定句；用于否定句時，則表示不該做的時，則表示不該做的事反而做了。事反而做了。表示表示做了本來做了本來不必去做的事不必去做的事。用于事后的建議，含用于事后的建議，含輕微責(zé)備的口吻，意輕微責(zé)備的口吻，意為為“當(dāng)時最好做了某當(dāng)時最好做了某事事”，其否定式，其否定式had better not have done表示相反的含表示相反的含義。義。表示表示“當(dāng)時寧愿做了某當(dāng)時寧愿做了某事事”，其否定式，其否定式would rather not have done表示相反的含義，兩者表示相反的含義，兩者都表示都表示“后悔后悔”之意。之意。He must be reading, _ he?You must

45、know the answer to the question, _ you?He must have gone over the article, _he?It must have rained last night, _ it?表猜測語氣的反意疑問句的構(gòu)成表猜測語氣的反意疑問句的構(gòu)成isntdonthasntdidnt1. The thief _ in from the kitchen window as the door was closed. A. may climb B. must have climbed C. could have climbed D. should have c

46、limbed2. I posted the letter a week ago. Then they _ the letter by now. It usually takes four days. A. can have received B. must receive C. should receive D. ought to have receive3. There were already five people in the car, but they managed to take me as well. It _ a comfortable journey. A. cant B.

47、 shouldnt be C. must have been D. couldnt have been4. Peter _ come with us tonight, but he isnt very sure. A.must B. can C. may D. willC5. - Could I call you by your first name? - Yes, you_. A. will B. could C. may D. mightC6. Sorry, I m late. I _ have turned off the alarm clock and gone back to sle

48、ep again. A.might B. should C. can D. willA7.-Excuse me, but I want to use your computer to type a report.-You _ have my computer if you dont take care of it.A. shant B. might not C. neednt D. shouldntA8. -When can I come for the photos ? I need them tomorrow afternoon. -They _be ready by 12 : 00 .

49、A. can B. should C. might D. needB9. With so much work on hand, you _to see the game last night. A. mustnt go B. could have goneC. shouldnt go D. shouldnt have goneD1. The room is so dirty. _ we clean it? Of course. (2003北京春北京春) A. Will B. Shall C. Would D. Do2. “The interest _be divided into five p

50、arts, according to the agreement made by both sides.A. may B. should C. must D. shall 上述兩題均考查上述兩題均考查 shall的含義，當(dāng)?shù)暮x，當(dāng)shall 用于一、用于一、三人稱疑問句中時，表示三人稱疑問句中時，表示征求對方意見征求對方意見；用于；用于二、三人稱陳述句中，表示二、三人稱陳述句中，表示說話人給對方的命說話人給對方的命令、警告、允諾或威脅等。令、警告、允諾或威脅等。 1. Jack described his father, who _ a brave boy many years ago, a

51、s a strongwilled man. （2010 安徽卷）安徽卷） A. would be B. would have been C. must be D. must have been 答案：答案：D 解析：句意為解析：句意為“杰克把他的父親描述為一杰克把他的父親描述為一個意志堅強(qiáng)的人，他的父親多年前肯定很個意志堅強(qiáng)的人，他的父親多年前肯定很勇敢勇敢”用用must have been表示對過去事情表示對過去事情的肯定推測。的肯定推測。高考真題高考真題2. You _ buy a gift, but you can if you want to. （2010 湖南卷）湖南卷） A. mu

52、st B. mustnt C. have to D. dont have to 答案：答案：D解析：解析：dont have to 意為意為“沒有必要沒有必要”，符合語境，句意為：符合語境，句意為：“你沒有必要買禮你沒有必要買禮物，但如果你想買的話，你也可以買。物，但如果你想買的話，你也可以買?！?. I have told you the truth. _ I keep repeating it? （2010 江西卷）江西卷） A. Must B. Can C. May D. Will答案：答案：A解析：解析： must 必須必須, 一定一定 can 可以可以, 能夠，能夠， may 也許，

53、也許，will 意愿意愿, 傾向性動作。前半句傾向性動作。前半句說我告訴你事實(shí)了說我告訴你事實(shí)了, 這里用的是現(xiàn)在完成這里用的是現(xiàn)在完成時時, 表示過去的動作對現(xiàn)在造成了影響表示過去的動作對現(xiàn)在造成了影響, 既既然我已經(jīng)說了然我已經(jīng)說了, 我還必須重復(fù)一遍嗎？我還必須重復(fù)一遍嗎？4. I_ have watched that movie itll give me horrible dreams. （2010山山 東卷）東卷） A. shouldnt B. neednt C. couldnt D. mustnt答案：答案：A解析：句意應(yīng)為解析：句意應(yīng)為“我本來不應(yīng)該看那部電我本來不應(yīng)該看那部電影

54、的影的-它會使我做噩夢的。它會使我做噩夢的?！北硎颈硎尽氨颈緛聿粦?yīng)該做而做了某事來不應(yīng)該做而做了某事”用用shouldnt have done, 所以所以A項正確。項正確。情態(tài)動詞情態(tài)動詞()1(2011唐山模擬唐山模擬)What do you think of the film Avatar?It _ be better. I even want to see it twice.AwontBcouldntCshouldnt DmightntB2(2011東北三校聯(lián)合模擬東北三校聯(lián)合模擬)Mum，would you please buy me an MP5 player?If you can

55、help do the dishes the whole vacation，you _ have one as a reward.Amust BneedCwould DshallD3(2011鄭州一檢鄭州一檢)I dreamed of some animals running on the moon.It _ be. There is no air or water on the moon，you know.Acant Bmay notCshouldnt Dmustnt答案：答案： A4(2011南通名校聯(lián)考南通名校聯(lián)考)He is a badtempered man，but he _ be

56、quite charming when he is cheerful.Ashall BmustCdare DcanD5(2011海淀模擬海淀模擬)Where are you going for your holidays?I havent decided yet. I_ go to England.Acan BmayCmust Dought toB1. Guess what! I have got A for my term paper. Great! You _ read widely and put a lot of work into it.上海卷上海卷A.must B.shouldC.

57、must have D.should have以下來自近年高考試題，請選擇最佳答案以下來自近年高考試題，請選擇最佳答案C2.In crowded places like airports and railway stations， you _ take care of your luggage.北京卷北京卷A.can B.may C.must D.will3.My MP4 player isnt in my bag. Where_ I have put it? 福建卷福建卷 A. can B. must C. should D. wouldCA4.Hows your tour around t

58、he North Lake? Is it beautiful? It _ be，but it is now heavily polluted. A.will B.would C.should D.must5.My cats really fat. You_have given her so much food. A.wouldnt B.couldnt C.shouldnt D.mustnt CC6.I told your friend how to get to the hotel，but perhaps I _ have driven her there.陜西卷陜西卷A.Could B.mu

59、st C.night D.should7.The boss has given everyone a special holiday，so we _ go to work tomorrow. A.cant B.mustnt C.neednt D.shouldntDC8. What do you think we can do for our aged parents? You _ do anything except to be with them and be yourself.重慶卷重慶卷A.dont have to B.oughtnt toC.mustnt D.cant 9.Where

60、is my dictionary? I remember I put it here yesterday.You_it in the wrong place.江西卷江西卷A.must put B.should have putC.might put D.might have putAD10.What does the sign over there read? “No person_ smoke or carry a lighted cigarette，cigar or pipe in this area.” 四川卷四川卷A.will B.may C.shall D.mustC1. Isnt