Grammar eg Could you lend me your dictionary

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Grammar

Grammar

eg. Could you lend me your dictionary? Could I use your bike? 3)

eg. Could you lend me your dictionary? Could I use your bike? 3) can和could接动词的完成形式，表 示可能已经做某事。can用在否定和疑 问句中, 表示不相信、怀疑等态度。 　 eg. They can't have gone out because the light is still on.

eg. --I believe the man is from England. --But I may be wrong.

eg. --I believe the man is from England. --But I may be wrong. The guest may arrive this afternoon. 在肯定句中，may 的可能性比can 高，may 表示现实的可能性，can 表示 理论上的可能性。如：

C. 表示祝愿; 但语气较正式: eg. May you succeed! May you have a good journey!

C. 表示祝愿; 但语气较正式: eg. May you succeed! May you have a good journey!

Will you type this, please? 请打印这个，好吗？ Won't you sit down? 请坐下，好吗？ 3. would比will客气委婉。 eg:

Will you type this, please? 请打印这个，好吗？ Won't you sit down? 请坐下，好吗？ 3. would比will客气委婉。 eg: Would you help us, please? 请您帮助我们，好吗？（表请求）

If Mary didn’t leave here until five o’clock, she can’t be home yet.

If Mary didn’t leave here until five o’clock, she can’t be home yet. 　 如果玛丽五点才离开这儿，他此时一 定还未到家。

1. ----____ I go out to play, mum? 2. ----No, you___. You should do

1. ----____ I go out to play, mum? 2. ----No, you___. You should do your 3. homework first. 4. A. Might; wouldn’t 5. B B. May; had better not 6. C. Must; mustn’t 7. D. Need; mustn’t

2. ---Where is Emma? ---I can’t say for sure where she is, but she___

2. ---Where is Emma? ---I can’t say for sure where she is, but she___ be out shopping. A. can B. should C. must D. may D

3. The room is in a terrible mess; it ____ cleaned. A A. can’t

3. The room is in a terrible mess; it ____ cleaned. A A. can’t have been B. couldn’t be C. may have been D. would be

4. How____ you say that you really understand the whole story if you have

4. How____ you say that you really understand the whole story if you have covered only part of the article? A A. can B. must C. need D. may

5. There ____ be any difficulty about passing the road test since you have

5. There ____ be any difficulty about passing the road test since you have practised a lot in the driving school. A. mustn’t B. shan’t C. shouldn’t C D. needn’t

Exercise 1. A: ______ you like to go to a special Would event with

Exercise 1. A: ______ you like to go to a special Would event with us on Saturday? B: Yes, I ___________ ’d like to go with you on _____. Saturday 2. A: ______ Xiao Feng find the origin Could of Easter from that book? B: No, he _______. couldn’t find it

3. A: _____ I go with my friend to the May harvest festival? B:

3. A: _____ I go with my friend to the May harvest festival? B: Yes, you _________ may go ( with your ____. friends ) 4. A: If I want to be a doctor should _______ I study science? should study science B: Yes, you _________.

5. A: He is very handsome. ____ he Can play the role of the

5. A: He is very handsome. ____ he Can play the role of the prince? B: No, he ____________ can’t play the role of the ______. prince

6. A: The neighbour’ s children are older this year. ________ they stop

6. A: The neighbour’ s children are older this year. ________ they stop Might or Should playing tricks at Halloween? B: Perhaps, they _____ might stop ____________. playing tricks at Halloween _____________ or should stop playing tricks ______. at Halloween