There is a real possibility that these animals could be frightened，a sudden loud noise.A.

发布时间：2020-08-17 13:45:36

There is a real possibility that these animals could be frightened，    a sudden loud noise.
A. being there
B. should there be
C. there was
D. there having been

网友回答

A. being there
(答案→)B. should there be
C. there was
D. there having been
解析：从句表示虚拟，而主句是事实。
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