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1、祈使句,imperative sentence,祈使句（Imperative Sentence）可以表達(dá)說(shuō)話(huà)人的意愿、請(qǐng)求、叮囑、號(hào)召、命令或建議，它的主語(yǔ)you （聽(tīng)話(huà)人）通常省略，謂語(yǔ)動(dòng)詞用原形，句子末尾用感嘆號(hào)或句號(hào)，讀時(shí)用降調(diào)。,1. 祈使句的肯定形式,be型（系動(dòng)詞原形be表語(yǔ)其它） Be careful! Dont go too high. Be quiet, everyone! 2) do型（行為動(dòng)詞賓語(yǔ)其它） Come in, please! Please open your books! 3) let型（Let賓語(yǔ)動(dòng)詞原形其它） Let me have a loo
2、k. Let me help you.,1) be型（Dontbe表語(yǔ)） Dont be lazy! Never be late again. 2) do型（Dont行為動(dòng)詞原形其它） Dont throw the ball like that. Dont worry. Ill soon be all right. Never do it like that. Dont anybody say a word.,2.祈使句的否定形式,3) let型有兩種否定形式： 1) Let賓語(yǔ)not動(dòng)詞原形其它。 Let him not go there. Lets not was
3、te time. 2) Dontlet賓語(yǔ)動(dòng)詞原形其它。 Dont let her go there. Dont let the water run into the room.,4) No+ v-ing/n. 表示禁止做某事,No parking/smoking/admission!,3. 祈使句的類(lèi)型,1). 不帶主語(yǔ)的祈使句 Be careful next time! Come and see me whenever it is convenient to you.,2). 帶主語(yǔ)的祈使句； 為了加強(qiáng)語(yǔ)氣或指明同誰(shuí)說(shuō)話(huà)，可在動(dòng)詞前加上主語(yǔ)。加上主語(yǔ)時(shí)，由于是面對(duì)面說(shuō)話(huà)并直
4、呼其名，故不論第幾人稱(chēng)，動(dòng)詞均用原形，不考慮主謂一致問(wèn)題。,Nobody move！ Mary come here everybody else stay where you are. You put on more clothes. Its cold outside.,3). (條件)祈使句+and/ or+ (結(jié)果)簡(jiǎn)單句 此句型為“條件與結(jié)果”并存的句式，其中的祈使句可轉(zhuǎn)化為if條件句。,1. Work hard and you will succeed.,If you work hard, you will succeed.,Working hard, you will succeed
5、.,2. Hurry up, or you will miss the last bus.,If you dont hurry up, you will miss the last bus.,4).祈使句+附加信息；附加信息常表示發(fā)出祈使動(dòng)作的原因,Put on your coat, pleaseits very cold outside. Turn down the TV setthe baby is asleep in the room.,5).祈使句的附加疑問(wèn)句,Open the door, _________________? Dont forget, ________________
6、_? Lets go there at once, __________? Let us go there, ______________?,will you?/wont you,will you,shall we,will you,6).祈使句的強(qiáng)調(diào)形式 為了表示強(qiáng)調(diào)或加強(qiáng)命令、勸告的語(yǔ)氣，使句子更具有說(shuō)服力，常在其謂語(yǔ)動(dòng)詞前加上do。,Do put the direct object after the verb. Do tell me where to buy the tickets for the concert. Do be careful next time!,祈使句歷屆高考大觀:
7、 1. Sorry, Joe. I dont mean to Dont call me “Joe”. I am Mr. Parker to you, and _____ you forget it! (NMET 2003/24) A. do B. didnt C. did D. dont,答案選D。經(jīng)調(diào)查，本題失誤者甚多，除了時(shí)態(tài)上的原因之外，還有語(yǔ)序上的原因。在否定結(jié)構(gòu)中，you應(yīng)放在dont之后，來(lái)表達(dá)對(duì)方對(duì)自己稱(chēng)呼錯(cuò)誤的不滿(mǎn)，意為，“你可不要忘了！”。,2. Have another cup of coffee, OK ? ___________. A. Wit
8、h my pleasure B. You are welcome C. I can manage it D. Thats very kind of you,D,3. Alice, you feed the bird today, ______? But I fed it yesterday. (NMET 1999) A. do you B. will you C. didnt you D. dont you,B,4). Write to me when you get home. _________. (2001 北京春考) A. Yes , I must B.
9、Yes, I should C. Yes , I will D. Yes , I can,C,5). _______ some of this juice perhaps youll like it. (2002 安徽春季) A. Trying B. Try C. To try D. Have try,B,6). ______ straight on and youll see a church. You wont miss it. (2004 湖北) A. Go B. Going C. If you go D. When going 7). There are eig
10、ht tips in Dr. Rogers lecture on sleep, and one of them is: ____ to bed early unless you think it is necessary. （2004重慶） A. doesnt go B. not to go C. not going D. dont go,A,D,8). Go and join in the party. ______ it to me to do the washing up. （2002 上海春季） A. Get B. Remain C. Leave D. Send
11、9). Tom , ______ yourself. Did you forget the school rules? (2001上海春季) A. behave B. believe C. perform D. conduct,C,A,10. English has a large vocabulary, hasnt it? Yes. _______ more words and expressions and you will find it easier to read and communicate. (2004 上海) A. Know B. Knowing
12、 C. To know D. Known 11). Stand over there _______ youll be able to see it better. (2004天津) A. or B. while C. but D. and,A,D,12). Ive never seen anyone run so fast. ______ David go. (2004 浙江) A. just watch B. just to watch C. just watching D. just having watched 13).Dont forget come to m
13、y birthday party tomorrow. ________ . (NMET 1994) A. Yes , I wont B. No , I wont C. No , I will D. Yes， I will,A,B,14). Be sure to write to us, ________? (NMET 1993) A. will you B. arent you C. can you D. mustnt you 15). One more week, ______ we will accomplish the task. (1998上海) A. or B. so
14、 that C. and D. if,A,C,16). _____ blood if you can and many lives will be saved.(2001上海) A. Giving B. Give C. Given D. To give 17). ______ this book and tell me what you think of it. (NMET 1990) A. Look through B. Look on C. Look into D. Look up,B,A,18). ________it with me and Ill see what
15、I can do.(NMET1998) A. When left B. Leaving C. If you leave D. Leave 19). ________down the radio the babys asleep in the next room. (NMET1993) A. Turning B. Turn C. Turned D. To turn,D,B,20). If you want help money or anything, let me know, _____ you? (上海2003春) A. dont B. will C. shall D. do,B,
英語(yǔ)高一外研版必修4module2全套.ppt
