—Must I return the book tomorrow?—No, you ________.You can keep it for three day

题干

—Must I return the book tomorrow?
—No, you ________.You can keep it for three days.

A．mustn't

B．needn't

C．can't

D．may not

上一题下一题 0.64难度单项选择更新时间:2012-11-02 12:05:38

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