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1、九年級英語下冊 module5 Unit3教案 外研版課題M5u3 語法復(fù)習(xí) 情態(tài)動(dòng)詞課型 復(fù)習(xí)課教學(xué)目標(biāo)歸納語法情態(tài)動(dòng)詞 鞏固練習(xí) 情態(tài)動(dòng)詞重點(diǎn)鞏固練習(xí) 情態(tài)動(dòng)詞難點(diǎn)歸納語法情態(tài)動(dòng)詞教學(xué)環(huán)節(jié)教學(xué)內(nèi)容措施矯正激情導(dǎo)入搶答造句自主預(yù)習(xí)指導(dǎo)、嘗試、交流情態(tài)動(dòng)詞情態(tài)動(dòng)詞有can (could), may (might), must, have to, shall (should, will (would), dare (dared), need (needed), ought to等。 情態(tài)動(dòng)詞無人稱和數(shù)的變化；不能單獨(dú)使用，必須與其后的動(dòng)詞原形構(gòu)成謂語。 1. can, could 1) 表示能力
2、（體力、知識(shí)、技能）。 例如：Can you lift this heavy box?（體力） Mary can speak three languages.（知識(shí)） Can you skate?（技能） 此時(shí)可用be able to代替。Can只有一般現(xiàn)在時(shí)和一般過去式；而be able to則有更多的時(shí)態(tài)。例如： Ill not be able to e this afternoon. （一般將來時(shí)）當(dāng)表示“經(jīng)過努力才得以做成功某事”時(shí)應(yīng)用be able to，不能用Can。如： He was able to go to the party yesterday evening in spi
3、te of the heavy rain. 2) 表示請求和允許。 例如：-Can I go now? -Yes, you can. / No, you cant. 此時(shí)可與may互換。在疑問句中還可用could, might代替，但could, might 并不表示過去式，只是語氣更委婉。它們不能用于肯定句和答語中。例如：- Could I e to see you tomorrow? - Yes, you can. (No, Im afraid not.) 3) 表示客觀可能性（客觀原因形成的能力）。例如： Theyve changed the timetable, so we can g
4、o by bus instead. This hall can hold 500 people at least. 4) 表示推測（驚訝、懷疑、不相信的態(tài)度），用于疑問句、否定句和感嘆句中。 Can this be true? This cant be done by him. How can this be true? 教學(xué)環(huán)節(jié)教學(xué)內(nèi)容措施矯正交流展示任務(wù)、討論、展示2. may, might 1) 表示請求和允許。might比 may語氣更委婉，而不是過去式。否定回答時(shí)可用cant 或mustnt，表示“不可以，禁止”。 例如：-Might/ May I smoke in this roo
5、m? - No, you mustnt. - May/Might I take this book out of the room? - Yes, you can. (No, you cant / mustnt. ) 用May I.？征徇對方許可時(shí)比較正式和客氣，而用Can I.？在口語中更常見。 2）用于祈使句，表示祝愿。 例如：May you succeed! 3) 表示推測、可能性（不用于疑問句）。might不是過去式，它所表示的可能性比may小。 例如：He may /might be very busy now. Your mother may /might not know the
6、 truth. 3. must, have to 1) 表示必須、必要。例如： You must e in time. 在回答引出的問句時(shí)，如果是否定的，不能用mustnt（禁止，不準(zhǔn)），而用neednt, dont have to（不必）。例如： - Must we hand in our exercise books today? - Yes, you must. - No, you dont have to / you neednt. 2) must是說話人的主觀看法，而have to則強(qiáng)調(diào)客觀需要。Must只有一般現(xiàn)在時(shí)，have to 有更多的時(shí)態(tài)形式。 例如：His play is
7、nt interesting, I really must go now. I had to work when I was your age. 3) 表示推測、可能性（只用于肯定的陳述句）例如： Youre Toms good friend, so you must know what he likes best. Your mother must be waiting for you now.4. dare, need 1) dare作情態(tài)動(dòng)詞用時(shí), 常用于疑問句、否定句和條件從句中, 過去式形式為dared。例如： How dare you say Im unfair? 2) need
8、作情態(tài)動(dòng)詞用時(shí), 常用于疑問句、否定句。在肯定句中一般用must, have to, ought to, should代替。 例如：You neednt e so early. - Need I finish the work today? - Yes, you must. / No, you neednt. 3) dare和 need作實(shí)義動(dòng)詞用時(shí)， 有人稱、時(shí)態(tài)和數(shù)的變化。在肯定句中，dare后面常接帶to的不定式。在疑問句和否定句中，dare后面可接帶to或不帶to的不定式。而need后面只能接帶to的不定式。 例如：I dare to swim across this river. H
9、e doesnt dare (to) answer. 5. shall, should 1) shall 用于第一人稱，征求對方的意見。 例如：What shall we do this evening? 2) shall 用于第二、三人稱，表示說話人給對方的命令、警告、允諾或威脅。 You shall fail if you dont work hard. (警告) He shall have the book when I finish it.(允諾) He shall be punished.(威脅)教學(xué)環(huán)節(jié)教學(xué)內(nèi)容措施矯正交流展示任務(wù)、討論、展示 6. will, would 1) 表
10、示請求、建議等，would更委婉。例如： Will / Would you pass me the ball, please? 2) 表示意志、愿望和決心。例如： I will never do that again. They asked him if he would go abroad. 3) would表示過去反復(fù)發(fā)生的動(dòng)作或某種傾向。would表示過去習(xí)慣時(shí)比used to正式，且沒有“現(xiàn)已無此習(xí)慣”的含義。例如： During the vacation, he would visit me every other day. The wound would not heal.7. s
11、hould, ought to 1) should, ought to表示“應(yīng)該”，ought to表示義務(wù)或責(zé)任，比should語氣重。 I should help her because she is in trouble. You ought to take care of the baby. 2) 表示勸告、建議和命令。should, ought to可通用，但在疑問句中常用should。 You should / ought to go to class right away. Should I open the window? 3) 表示推測 should , ought to (
12、客觀推測), must(主觀推測)。 He must be home by now. (斷定他已到家) He ought to/should be home by now.(不太肯定) This is where the oil must be. (直爽) This is where the oil ought to/should be. (含蓄)一，選用can, could, may, must, shall, should, will, would, cant, mustnt, neednt或have to 1. There is air around us, thought we _ s
13、ee it.2. Your mother is getting better and better. You _ worry about her.3. You _ play football in the busy street.4. “_ it be true ?.” “Yes. It _ be true indeed.”5. Tom _ e to the party tonight, but Im not sure.6. _ you please fetch me some water for me?7. Young trees _ be planted in spring.8. “Mus
14、t we hand in our exercise books today?” “Yes, you _.” “No, you _.”9. “May I take this magazine out of the reading-room?” “Yes, you _.” “No, you _.”10. Please speak a little louder so that I _ hear you.二1. If you are not careful in the street, a car _ hit you. A. can B. may C. would D. must2. May I w
15、atch TV now, mum? -No, you _. You _ do your homework first.A. dont; must B. dont; cant C. cant; must D. cant; can教學(xué)環(huán)節(jié)教學(xué)內(nèi)容措施矯正反饋與鞏固穿插、鞏固3. Mr. John, we must hand in our work today, _? -No, you _. But you must bring it to school tomorrow.A. neednt we; mustnt B. mustnt we; needntC. mustnt you; mustnt D
16、. neednt we; neednt4. He isnt in the school. I think he _ be ill. A. can B. shall C. must5. Children _ play on the road or in the street. It is dangerous.A. may not B. mustnt C. couldnt D. neednt6. Even the top students in our class cant work out this problem, so it _be very difficult. A. may B. mus
17、t C. can D. need7. Can you ride a bike? -No, I _.A. may not B. cant C. neednt D. mustnt8. Must I return the book this morning? -No, you _. But you _ return it before supper.A. neednt; must B. mustnt; can C. mustnt; may D. cant; need9. You _ to go and see the doctor right now. A. must B. should C. ha
18、ve D. will10. Dont play with the knife. You _ hurt yourself. A. may B. should C. have to D. need三，1. What _ I do for you, madam?A. may B. must C. can D. will2. Youre made the same mistake again. How _ you be so careless!A. shall B. may C. can D. must3. Peter _ e with us this afternoon, but he isnt v
19、ery sure yet.A. shall B. may C. can D. must4. Dont worry! The news _ be true.A. may not B. mustnt C. will not D. neednt5. The traffic _ stop when the lights are red in the street.A. cant B. dont have to C. mustnt D. must6. Look! It _ be the new headmaster.-It _ be him. He went to Beijing yesterday.A
20、. can; mustnt B. can; cant C. must; cant D. must; may7. _ I close the window? Its so cold here.A. Must B. Will C. Need D. Shall8.You _ return the bike now. You can keep it till tomorrow if you like.A. cant B. mustnt C. neednt D. may not9.You _ yourself about money. A. neednt worry B. neednt to worry
21、 C. dont need worry D. neednt be worry10.Many people want to see you. _ they wait here or outside?A. Do B. Will C. Need D. Shall11._ I ask your name, please? A. Will B. Shall C. May D. Must12.You _ do it even if you dont want to.A. cant B. mustnt C. have to D. neednt13.I _ like someone to take me to the museum.A. will B. would C. shall D. need14.Look, what you have done! You _ more careful.A. may be B. had to C. should be D. should感悟反思：
九年級英語下冊 module5 Unit3教案 外研版
