试题与答案

---- Can I watch TV now? ---- No, you __

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题型：选择题

题目：

---- Can I watch TV now?

---- No, you ________. You _______ do your homework first.

A．can’t; can’t

B．can’t; must

C．mustn’t; can’t

D．needn’t; must

答案：

答案：B

此题考查情态动词的基本用法。can’t不能； must必须，一定；mustn’t禁止；needn’t不必。句意：我现在能看电视了吗？——不，你不能。你必须首先做作业。故选B。

考点：情态动词
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