1、e7d195523061f1c049ca304f5f8969621ae48e4bb0b833d341592FD50B67DAE2200B6C6C50B180C2768BB42D6B581EF7F3E04370B4C83960E1123A76224694D039559297C33931C1C495BDC9751CA748E0034833477B6B3FB29A4A8F33D1C48689B9CFB8AAC571A4DB52E695719B6F94E2B4B93DC3081EAEB6D352E44892C2F45B7213EC0F3E1950情態(tài)動詞大闖關(guān)1234e7d195523061f1c04

2、9ca304f5f8969621ae48e4bb0b833d341592FD50B67DAE2200B6C6C50B180C2768BB42D6B581EF7F3E04370B4C83960E1123A76224694D039559297C33931C1C495BDC9751CA748E0034833477B6B3FB29A4A8F33D1C48689B9CFB8AAC571A4DB52E695719B6F94E2B4B93DC3081EAEB6D352E44892C2F45B7213EC0F3E1950挑戰(zhàn)來了Are you ready?Go!e7d195523061f1c049ca304f

3、5f8969621ae48e4bb0b833d341592FD50B67DAE2200B6C6C50B180C2768BB42D6B581EF7F3E04370B4C83960E1123A76224694D039559297C33931C1C495BDC9751CA748E0034833477B6B3FB29A4A8F33D1C48689B9CFB8AAC571A4DB52E695719B6F94E2B4B93DC3081EAEB6D352E44892C2F45B7213EC0F3E1950must “必須”（命令或強(qiáng)制，決心，不可推卸的責(zé)任）must提問 -Must I finish my

4、task right now?肯定回答： must 否定的回答： neednt / dont have to- Yes, you must.- No, you dont have to / neednt.mustnt “不能、不準(zhǔn)” 表示禁止做某事使用情景：不能闖紅燈 圖書館不能喧嘩 酒后不能開車不能玩刀具mustnt cross the street when the light are red mustnt make any noise in the librarymustnt drive after drinking 總結(jié)：當(dāng)表示規(guī)則；法律規(guī)定；涉及到生命安全；命令等情景時mustnt

5、play with the knife. You may hurt yourself.must 和have to的區(qū)別 have to：表示因為客觀原因而不得不做的事情，翻譯為“不得不”must：表示主觀的責(zé)任和義務(wù)，翻譯為：必須Students must finish their homework on time.Its raining outside, we have to stay at home.1根據(jù)場景用have to 和must填空。1. My eyes are not very good. I _ wear glasses. 2. In many countries, men

6、_ do military(軍事的) service.3. We _ walk home last night. There were no buses.have to musthad to 單項選擇1. -Must we finish giving out the posters today? -Yes, we _. It cant be put off any longer. A. can B. may C. must.單項選擇2. -I didnt pass the math test. I think I have spent too much time playing compute

7、r games recently. -I agree. You _ play like that any more. A. needntB. mustntC. may notD. wouldnt單項選擇3. When traffic lights are red, we _ stop and wait.A. mayB. canC. must D. mightYou need cry, dear!有你的快遞！need怎么安慰一個哭暈在廁所的女生？You neednt go to a doctor.You dont need to lose weight.need： 需要為什么會有不同？實義動詞情

8、態(tài)動詞need to doneed do人稱？時態(tài)？I need to study.He needs to study.need to doneeded to dowill need to do否定：dont/ doesnt/ didnt need to do need do .否定：need not do sth人稱？時態(tài)？need sth. Do/ Does/ Did sb. need to do sth.？need sb. do sth.?Yes, sb. must. No, sb. neednt./dont have to.Yes, sb. do/ does/ did. No, sb.

9、 dont/ doesnt/ didnt.Do the students need to stay up late?Need the students stay up late?Yes, they do.No, they dont.Yes, they must.No, they neednt/dont have to.121. You _ worry about her.A. neednt to B. dont need C. dont need to D. not need2. Theres enough time for you to go to the airport. You _ hu

10、rry now. A. should B. needntC. must D. cant3. Tom _ some money to buy books.A. need to borrow B. needs to borrowC. needs borrow D. needs borrowing4. - Where is Jason? I want to tell him about the result of the singing competition. - Oh, you _. He has known it already. 5. She is a tough（堅強(qiáng)的） girl. Yo

11、u _ worry about her.needntdont need to6.我需要幫助。_7. 學(xué)生需要做作業(yè)嗎？_8.你沒有必要這么早來學(xué)校。_I need help.Do students need to do homework?You dont need to get to school so early./ You neednt get to school so early.4. be able to 多表示“人”；而can 既可以指“人”，也可以表示“物” 例：He is able to drink 100kg milk in 1 minute. The dog can run

12、so fast after eating 100kg meat.5. can 可以用于被動語態(tài)，而be able to 不能用于被動語態(tài)6. can 與 be able to 不能重疊使用. 如：He can be able to do it by himself. 翻譯題1. 她做飯能做的很好_2. 他們不能發(fā)現(xiàn)任何秘密。_She can cook well./ She is able to cook well.They cant find any secrets./ They are not able to find any secrets.1. 表推測，“可能”，“也許”，may的可能性

13、比might大。may & mightShe may be in the room. Im not sure.You might see him if he is here tomorrow.may & might2. 表示請求和允許 “可不可以”，might比may語氣更委婉.同時，might也是may的過去式。May I help you?Id like to use your restroom if I may.May I come in?The teacher told her that she might return the book in three days.may 3. 表祝

14、愿。 May+主語+動詞原形May you have a good day.May you succeed in winning the first prize in the game.can & could1. 表示具備某種能力，“能”，“會”。could是can的過去式。I can play the guitar.I could swim when I was seven years old.表“能力”時，be able to=can，意義差別不大。如：I can/ am able to get good grades.區(qū)別：1. 在詞義上，can 除表“能”，“會”外，還可以表示“許可”

15、而be able to 則不能。如：You can go now.2. can 只用于一般現(xiàn)在時和過去時；而be able to 可用于任何時態(tài)例句3. be able to 強(qiáng)調(diào)通過努力而獲得的能力，而can則強(qiáng)調(diào)自身已具有的能力 例：The birds can fly in the sky.He is able to sing My heart will go on after practicing it for several hours.選擇題1. He _ sing this song in English after learning it for several hours.A.

16、 canB. is able toC. will be able to2. Mary _ reach the apples.A. can B. is able to C. 兩者都可以BC2. 表委婉請求和允許，could語氣比can更委婉。can & could Could I use your bike tomorrow morning? Sorry, you cant.shouldhad better (not) do “應(yīng)該”“最好（不）做”I should go home first after school.You had better not smoke here.= Youd b

17、etter not smoke here.shall: 多用于第一人稱 Shall I go home now?Shall we get the bags down before the train stop?would like 想要 I would like a cup of tea.= Id like a cup of tea.1231. -Mum, _ I visit the Movie Museum tomorrow? -Im afraid you cant. It is closed on Monday.A. mustB. mayC. shouldD. need 2. -Where

18、 are you going this month? -We _ to to Xiamen, but were not sure.A. needntB. mustC. mightD. mustnt BC3. Your shirt is rather dirty. _ I wash it for you?DoB. WillC. HaveD. Shall4. You work too much. I think you _ take it easy.A. had betterB. have betterC. have toD. are able to DA填空:5. A: Can you ride a bike? B: No, I _.6. _ you like