英语语法问题,关于情态动词,-Must...-Yes,you must.No,you needn't.就像上面这类的,求更多的,关于情态动词的问和答的方法的.

情态动词的回答方式
问句 肯定回答 否定回答
Need you…? Yes, I must. No,I needn't
Must you…? /don't have to.
典型例题
1）---Could I borrow your dictionary?
---Yes, of course, you____.
A. might B. will C. can D. should
答案C.could表示委婉的语气,并不为时态.答语中of course,表示肯定的语气,允许某人做某事时,用can和 may来表达,不能用could或might.复习： will 与you连用,用来提出要求或下命令.should与you 连用,用来提出劝告.
2）---Shall I tell John about it?
---No, you ___. I've told him already.
A. needn't B. wouldn't C. mustn't D. shouldn't
答案A.needn't 不 必,不用. wouldn't 将不, 不会的. mustn't 禁止、不能. shouldn't 不应该.本题为不需要,不必的意思,应用needn't.
3）---Don't forget to come to my birthday party tomorrow.
---______.
A. I don't B. I won't C. I can't D. I haven't
答案B. will既可当作情态动词,表请求、建议、也可作为实义动词表"意愿、意志、决心",本题表示决心,选B.
回答以may开头的疑问句有如下表达法：
例如：May I smoke here? 我可以在这儿抽烟吗?
-----Yes, you may.
-----Yes, please.
------No, you can't.
------No, you mustn't.
------No, you'd better not.