Must I answer the question? 回答是：Yes, you must. / No,you needn't. 正确吗？
举一反三
- — May I stop my car here?— ________（ ） A: No, you can’t. B: No, you needn’t. C: Yes, you must. D: Yes, you ought to.
- - ____ I tell her the truth?- Yes, you ____. A: Need; need B: Need; must C: Must; mustn't D: Must; needn't
- —Need I finish the task at once?—Yes, you ___. / No, you____. A: must; needn’t B: need; mustn’t
- ——May I go now？----No, you ____ . You ____ stay here. A: needn't； has to B: mustn't； have to C: can't； must D: needn't； must
- — ____ I do the laundry first?— No, you ____. You can do your homework first. A: Must; mustn’t B: Can; mustn’t C: Must; needn’t D: May; needn’t