情態(tài)動(dòng)詞課件（修改版）

1、高考英語(yǔ)情態(tài)動(dòng)詞必備知識(shí)點(diǎn)高考英語(yǔ)情態(tài)動(dòng)詞必備知識(shí)點(diǎn)If winter comes ,_spring be far behind?canHave a try努力不一定會(huì)成功，不努力肯定不能成功。One _succeed by a try ,but he _succeed without a try. may not cant情態(tài)動(dòng)詞情態(tài)動(dòng)詞 (modal verb )? can/could/be able to, may/might, should/ought to/have to/ must, dare/need, will/shall, would/ used to, had better

2、, would rather, would like/should love情態(tài)動(dòng)詞的特點(diǎn)情態(tài)動(dòng)詞的特點(diǎn)n情態(tài)動(dòng)詞有一定的意義情態(tài)動(dòng)詞有一定的意義n無(wú)人稱和數(shù)的變化無(wú)人稱和數(shù)的變化n除ought 和have 外，通常不通常不帶帶to ,to ,后接動(dòng)詞原形后接動(dòng)詞原形n表示說(shuō)話人的語(yǔ)氣或情緒表示說(shuō)話人的語(yǔ)氣或情緒1.I havent got the reference book yet, but I will have a test on the subject next month. -Dont worry. You have it by Friday. 高考真題show:考查情態(tài)動(dòng)詞的特殊

3、用法2.Who has broken the window in my room? -Who else it but your naughty boy? 考查情態(tài)動(dòng)詞表推測(cè)3.But for the help of my English teacher, I (win) thefirst prize in the English Writing Competition. 考查情態(tài)動(dòng)詞在虛擬語(yǔ)氣中的運(yùn)用4. What do you think of the book? It be better. I even want to read it twice. 考查情態(tài)動(dòng)詞的特殊用法5. Just b

4、e patient. You expect the world to change so soon. 考查情態(tài)動(dòng)詞的基本詞義情態(tài)動(dòng)詞命題角度n1.情態(tài)動(dòng)詞詞義情態(tài)動(dòng)詞詞義n2.情態(tài)動(dòng)詞用于推測(cè)情態(tài)動(dòng)詞用于推測(cè)n3.情態(tài)動(dòng)詞特殊用法及固定句型情態(tài)動(dòng)詞特殊用法及固定句型n4.虛擬語(yǔ)氣句型的應(yīng)用虛擬語(yǔ)氣句型的應(yīng)用 推測(cè)句型用法表推測(cè)句型用法表情態(tài)動(dòng)詞情態(tài)動(dòng)詞 含義含義 適用句型適用句型 May /might可能，或許可能，或許 肯定句，否定句肯定句，否定句 Can/could可能，或許可能，或許 否定句，疑問(wèn)句否定句，疑問(wèn)句Must一定，必須一定，必須肯定句肯定句 不可能可能不高考能力要求：情態(tài)動(dòng)詞

5、情態(tài)動(dòng)詞 對(duì)將來(lái)對(duì)將來(lái) 對(duì)現(xiàn)在對(duì)現(xiàn)在對(duì)過(guò)去對(duì)過(guò)去肯定的推測(cè)肯定的推測(cè)+ V.常見(jiàn)常見(jiàn)must be + V. + be doing+ have done可能的推測(cè)可能的推測(cè)+ V.+ V. + be doing+ have done否定的推測(cè)否定的推測(cè)+ V.+ V. + be doing+ have done疑問(wèn)的推測(cè)疑問(wèn)的推測(cè)+ V.+ V. + be doing+ have donemustmay, might cant,couldntcan, could can/could have done should /ought to have doneneednt have done 情態(tài)動(dòng)

6、詞在一般疑問(wèn)句的問(wèn)與答:1.May I come in ? 2.Must I do it now?Yes, you may/certainly pleaseNo, you mustnt./Please dont.Yes, you mustNo, you neednt./dont have to情態(tài)動(dòng)詞在一般疑問(wèn)句的問(wèn)與答:3.Need I finish my homework today? Yes, you must. No, you neednt.4. Could I come to see you tomorrow? Yes, you can. / No, Im afraid not (代

7、替you cant更委婉的表拒絕).5. Might I? Yes, you may. / No, you may not.情態(tài)動(dòng)詞的特殊用法：1.May 祝愿祝愿 May you succeed. .情態(tài)動(dòng)詞的特殊用法： 3.must . 1). John，look at the time, must you play the piano at such a late hour？ 2). Could I have a word with you, mum? Oh, dear, if you must.偏偏情態(tài)動(dòng)詞的特殊用法：4.Why/ How + should 結(jié)構(gòu)表示說(shuō)話人對(duì)某事不理解，

8、感到意外，驚訝等意思。 You cant imagine that a well-behaved gentleman should be so rude to a lady. 竟然竟然5.Shall 的用法：.Shall 與一、三人稱連用，疑問(wèn)表請(qǐng)求： Shall the young fellow have a try? Shall I have a second try？.Shall與二、三人稱連用表命令、警告、威脅和允諾等： You shall fail if you dont work harder. You shall go out of the room unless you sto

9、p talking. You shall get a rise if you work harder. 同時(shí)在頒布法律，規(guī)定時(shí)，也要用shall.6.will 的用法：(1) 在疑問(wèn)句中，用于第二人稱，用來(lái)征詢對(duì)方意見(jiàn)或請(qǐng)求指示。 Will you please do some shopping with me?(2) 用在各人稱中，表示“意愿、愿意”。 Come on, children. I will tell you all about my story.(3) 用于各人稱，表習(xí)慣性或規(guī)律性，意為“總是、慣于”。 Man will die.(4)用在 Let us do sth. 或否定

10、祈使句 Dont do sth. 后的反意疑問(wèn)句中。 Let us start now, will you? Dont shut the door, will you? (5) will 的否定式（wont）還可表示某東西總是或老是有不妙的情況發(fā)生（“就是不” .eg. start/close/shut）。 The door wont close. 7.dare 情態(tài)動(dòng)詞的用法 I dare not do that, or Ill be beaten by my father.注意： dare 實(shí)義動(dòng)詞實(shí)義動(dòng)詞的用法：的用法： 有有人稱和數(shù)的變化 疑問(wèn)句與否定式（not dare.) 搭配:d

11、are to do sth 否定句中，常用 not dare (to) do sth.結(jié)構(gòu) He did not dare (to ) have a try. dare 情態(tài)動(dòng)詞情態(tài)動(dòng)詞的用法：的用法： .無(wú)無(wú)人稱和數(shù)的變化 .否定式 dare+not +V(動(dòng)原)(1) 作“需要”講，need sth. I badly need a haircut now.(2)某人需要做某事：sb. need . Tomorrow is Sunday. You dont need to arrive early.(3)某人或某物需要被 sb./sth. needs . The chair needs (r

12、epair) at once.need 實(shí)義動(dòng)詞的用法實(shí)義動(dòng)詞的用法：doing/ to be doneto doto be repaired/ repairing情態(tài)動(dòng)詞的特殊用法：1.had better do (not do)2.Would rather dothan do3.can not too/enough . You cant be too careful when you are driving. You cant remember enough English words.4.can but do . I can but agree with you.無(wú)論無(wú)論也不為過(guò)也不為過(guò)

13、只好情態(tài)動(dòng)詞的特殊用法：5.cant help but do sth. cant but do sth. cant choose but do I cant but admire your courage .不得不、不能不cant help but admire cant choose but admire have no choice but to do 除別無(wú)選擇情態(tài)動(dòng)詞的特殊用法：6.may/might as well You might as well do your present job before you find a new one .7.may well do sth. He may well say so ./do that.倒不如、只好很可能情態(tài)動(dòng)詞的特殊用法：9. would rather (not) have done .e