摘要： Finish the exercises in the activity book.
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—Must I finish the exercise this afternoon?
—Yes, you ______, but you ______ finish it now.
A. must, mustn’t B. must , don’t have to
C. may, needn’t D. may , mustn’t
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— Must I finish the exercise at school?
— No, you don’t have to. You do it at home.
A. must B. need C. will D. can
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——Must we finish the exercise today? ——No, you________.
A．mustn’t B．don’t have C．don’t have to D．needn’t to
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——Must we finish the exercise today? ——No, you________.
| A．mustn’t | B．don’t have | C．don’t have to | D．needn’t to |
——Must we finish the exercise today? ——No, you________.
| A．mustn’t | B．don’t have | C．don’t have to | D．needn’t to |