—Must I return the book tomorrow?—No, you .You can keep it for three days.A. mustn'tB. nee

发布时间：2020-08-16 23:01:14

—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

网友回答

A. mustn't
(答案→)B. needn't
C. can't
D. may not
解析：考察情态动词用法。A千万不能；B不必；C不可能，不能；D也许不；结合句意可知B正确。句意：—我必须明天归还这本书吗？—不，你不必；你可以再保留三天。
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