If you really have to leave during the meeting, you’d better leave the back door. A. forB

发布时间：2020-08-17 11:54:01

If you really have to leave during the meeting, you’d better leave      the back door.    
A. for
B. by
C. across
D. out

网友回答

A. for
(答案→)B. by
C. across
D. out
解析：考查介词。for为了；by借助，通过；across通过（平面）；out出去。根据句意：如果你必须在会议期间离开，你最好从后门出去。
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