when the storm comes,all window_____
A.ought to be closing
B.ought to closing
C.ought to be closed
D.ought to closed
选那个?为什麼?
求个明白.
人气：118 ℃ 时间：2020-06-22 12:16:37
解答
C.
When the storm comes,all window ought to be closed.
全句的意思是 当暴风雨来临的时候,所有的窗户都应当被关闭.
be closed = 被关闭
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