题目内容
---Hi,madam.Can I take the story books out?
---No,my boy.They _____ be taken out of the reading-room.It's a rule.
A. mustn't B. needn't C. couldn't D. wouldn't
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题目内容
---Hi,madam.Can I take the story books out?
---No,my boy.They _____ be taken out of the reading-room.It's a rule.
A. mustn't B. needn't C. couldn't D. wouldn't