—Must I be home before eight o’clock, Mum? — No, you . But you have to
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—Must I be home before eight o’clock, Mum?
— No, you . But you have to come back before ten o’clock.
A. needn’t B. can’t C. mustn’t |
答案
| A |
解析
| 词义辨析。needn’t不必；can’t不能；mustn’t不应该，不可以。句意：妈妈，我必须八点前到家吗？不，你不必。但是你必须十点前回来。所以选A。 |
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