◎ 题干
— May I play computer games now, Mum?
— I'm sorry you _____. Do your homework first.

[     ]

A. can't
B. needn't
C. have to
◎ 答案
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“— May I play computer games now, Mum? — I'm sorry you _____. Do your homework first. [ ]A. can't B. needn't C. have to …”主要考查了你对  【情态动词】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。