—Can I go to the park, Mum?—Certainly. But you be back by six o’clock. A. can B. may C. m

发布时间:2020-08-22 00:19:03

—Can I go to the park, Mum?
—Certainly. But you      be back by six o’clock.
A. can
B. may
C. might
D. must

网友回答

A. can
B. may
C. might
(答案→)D. must
解析:考查情态动词的用法。同意孩子去公园,但是有要求:必须在6点之前回来。must“一定,必须”。
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