A：Must I turn off the light when I leave? B:No, _____.
A: you mustn't
B: you can't
C: you needn't
A: you mustn't
B: you can't
C: you needn't
举一反三
- –Don’t forget to turn off the light when you leave. --- I _________. A: mustn’t B: won’t C: don’t D: can’t
- — ____ 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
- ——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
- —Must I hand in my paper today —No, you （）. You can hand it in tomorrow. A: mustn’t B: needn’t C: can’t
- —______ I do the laundry first —No, you ______. You can do your homework first. A: Must; needn’t B: B. Must; mustn’t C: Can; can’t