.It is cold in the room. You must have turned off the steam, you?A. don’tB. didn’tC. have

发布时间：2020-08-16 09:04:33


.It is cold in the room. You must have turned off the steam,      you?
A. don’t
B. didn’t
C. haven’t
D. mustn’t

网友回答

A. don’t
B. didn’t
(答案→)C. haven’t
D. mustn’t
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