摘要：31．-Must I finish my homework first? -No.you ．You can eat dinner first． A．mustn't B．can't C．may not D．needn't
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---Must I finish my homework at school?
--- ?You can do it at home and hand it in next week.
A. Yes, you must B. No, you needn't C. Yes, I can
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—Must I finish my homework right now?
-- No, you ___, you ___finish it tomorrow morning.
| A．mustn’t, can | B．needn’t, must |
| C．don’t have to, may | D．can’t, have to |
— Must I finish my homework right now?
— No, you ____.
A. needn’t B. may not C. mustn’t D. can’t
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——Dad, must I finish my homework today?
------No, you . You may do it tomorrow.
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------No, you . You may do it tomorrow.
| A．needn’t | B．mustn’t | C．don’t | D．won’t |