— I play computer games now, Mum?— No, you must finish your homework first. （must/ mustn't/ can/ needn't）

1. — I play computer games now, Mum?

— No, you must finish your homework first. （must/ mustn't/ can/ needn't）

【考点】

can, could表示请求、许可;

【答案】

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选词填空（单句）普通

单词拼写（单句）普通

选词填空（单句）普通

— It (must/ can't) be her. She left for Beijing yesterday.

选词填空（单句）普通