None of us knew what had happened they told us about it.A. whenB. untilC. afterD. though

发布时间：2020-08-22 09:16:20


None of us knew what had happened      they told us about it.
A. when
B. until
C. after
D. though

网友回答

A. when
(答案→)B. until
C. after
D. though
解析：连词辨析。A.当……时B.直到……C.在……之后D.尽管。句意：直到他们告诉我们这件事，我们没有人知道发生了什么。故选B
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