1、7B Paraphrase. We must cross the road safely. My ipod is different from yours. What do you think of the film? Her mother takes good care of her grandma. He is blind. He is deaf. The boys play the games in turn.,. We must go across the road safely. My ipod is not the same as yours. How do you like th
2、e film? Her mother looks after her grandma well. He cant see at all. He cant hear at all. The boys take turns to play the games.,Revision of Modal Verb 情态动词,情态动词,共同特点 情态动词后面跟动词原型 无论否定、疑问、倒装句、或反意疑问句都用情态动词 只有时态变化，没有人称变化,情态动词,1. can / could 1）can/could 表示能力；可能 。I can speak English.He could swim at the
3、age of five. 2) 在表示请求允许的时候两者和互换，could比can语气更委婉，注意在回答中不可用could。Can I take this seat? Yes, you can./ No, you cant. Could I open the window? Yes, you can/may. No, you cant/may not.,3) can / be able to 表能力 be able to可以用于各种时态。 They will be able to tell you the news soon. 4) can/ could 在否定、疑问句中可表推测或怀疑。 He
4、 cant/couldnt be a bad man. 他不大可能是坏人。,2. may 可以，允许 1）表示请求别人允许。 May I use your bike? Yes, you may/can. No, you may not/cant. May I watch TV, mum? Yes, you may/can. No, you may not/cant/mustnt. 2）表示可能性。 He may be a teacher. He may live in this building.,3)might a. may的过去式 He said he might go to Beijin
5、g the next week.b. 表示推测，不表示时态, 只是可能性比may 小。 He might be unaware of his parents love. Peter might come with us tonight, but he isnt very sure yet.,3.must / have to 必须1）must 表示主观意愿，否定句用mustnt，否定回答用needntI must go now.You mustnt play in the street.Must I clean the room now?Yes, you must.No, you neednt/
6、 dont have to.2）have to表示客观条件的限制的“不得不”，它有时态和人称变化，需要助动词来否定和疑问。I dont have to carry the big box.He had to wash his clothes.,3) must 用在肯定句中可表示较有把握的推测，意为“一定”。 You have worked hard all day.You must be tired.,4. ought to / should 应该, 表建议；oughtnt to / shouldnt 不应该Children ought to obey the school rules.Oug
7、ht we to wear the school uniform?Yes, we ought to. / No, we ought not to. You should listen carefully in class.We shouldnt play football on the road.,had better表示“最好”, 只有一种形式，它后跟动词原形。 had better do sth had better not do sth It is very cold. Youd better put on my coat. Shed better not play with the d
8、og.,6. would rather do would rather not do would rather than宁愿而不愿 I would rather stay here than go home. = I would stay here rather than go home. I would rather not go to the cinema.,7.情态动词的回答方式 Need I return your money now? Yes, you must. / No, you neednt. Must I hand in my workbook now? Yes, you m
9、ust./ No, you dont have to.,1. - _ I go out to play now, Mum?- No, you _. You should do your homework first.A. Must; mustnt B. Must; wouldntC. May; neednt D. May; cant2. Dont believe him. What he said _ be true.A. mustnt B. needntC. shouldnt D. cant,D,D,3. - Must I take a bus?- No, you _. You can wa
10、lk there.A. must not B. may notC. neednt D. had better not to4. -_ the man there be our English teacher?-He _ be, but I am not sure.A. May; cant B. Can; cantC. Can; may D. May; mustnt,C,C,5. Ads sometimes help people learn more about products, but at other times they _ tell lies.A. can B. need C. mu
11、st D. would6. -Shall I tell Sally about it?-No, you _ . Ive told her already.A. shouldnt B. mustnt C. neednt D. cant,A,C,7）- Dont forget to come to my birthday party tomorrow. -_. A. I dont B. I wontC. I cant D. I havent 8）-Could I borrow your dictionary? -Yes, of course, you_. A. might B. will C. c
12、an D. should,B,C,9）-Shall I tell John about it? -No, you _. Ive told him already. A. neednt B. wouldnt C. mustnt D. shouldnt,A,Do exercise about modal verbs,1 John_ come to see us tonight, but he isnt very sure yet. A. may B. can C. has to D. must 2 They _ do well in the exam. A. can be able to B. b
13、e able to C. can able to D. are able to -May I take this book out? -No, you_. A. cant B. may not C. neednt D. arent,4 You_ go and see a doctor at once because youve got a fever. A. can B. must C. dare D. would 5 -Can you speak Japanese? -No, I_. A. mustnt B. cant C. neednt D. may not6 Must I finish
14、the work today? No, you _.A. dont B. wont C. neednt D. mustnt,7 You _ talk loudly in the library. A. dont B. mustnt C. neednt D. dont have to 8 - You must come here at six tomorrow morning. -Sorry, I _ be here so early. A. need B. can C. must D. cant 9 After a long walk, the old man_ be tired now. A
15、. must B. has to C. need D. can,.用适当的情态动词填空：。 1.I can play football. _you swim? 2.Dont worry. You _ return me this book tomorrow. 3.My grandma is ill. You _ talk so loudly here . 4.I cant play with you. I _finish my homework first. 5.I_ get up early tomorrow. because I have a meeting. 6._you please
16、open the window?,Can,may,cant,must,must,Can,9. Nobody _live without air. 10._he speak Chinese ?Yes ,a little. 11. The book _ be returned before Saturday. 12._I come in ?Yes ,please. 13. You _give up smoking at once. Its badfor your health. 14. Excuse me ._I ask you a question? 15. _you tell me where the station is ? 16. _ I finish the work now ?No, you _.You _ do it this evening. 17. May I use your dictionary ? Sorry , you _.I am using it now . 18. Look at the ground .Its very wet .It _ have rained last night.,can,Can,must,May,must,May,Can,Must,neednt,can,cant,must,
