—Must his exercise book be handed in at once?— He still has much time.

题型：单选题题类：常考题难易度：普通

四川省师范大学附属中学2017-2018学年九年级上学期英语Unit 7 Section A同步习题

—Must his exercise book be handed in at once?

— He still has much time.

A、Yes,it must. B、No,it mustn't. C、Yes,it need. D、No,it needn't.

举一反三

— I'm sorry, I can't. I do my homework at home.

—Let's choose the cheaper way.

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