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

发布时间：2020-08-17 08:30:31

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

网友回答

A. for
B. at
(答案→)C. by
D. out
解析：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。选C。
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