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―It’s cold in the room. I close the window, Mum? ―Yes, you may.A. Can B. May C. Must D. Can’t 【查看更多】

 

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— It's cold in the room. ______ I close the window, Mum?
— Yes, you may.
[     ]
A. Can
B. May
C. Must
D. Can't

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