For a long time, he hesitated whether he should tell us what had happenedA. at duskB. at

发布时间：2020-08-16 15:23:37

For a long time, he hesitated whether he should tell us      what had happened．
A. at dusk
B. at length
C. at present
D. at stake

网友回答

A. at dusk
(答案→)B. at length
C. at present
D. at stake
解析：词义辨析题。A．at dusk 在黄昏时刻       B．at length  详尽地C．at present目前    D．at stake 在危急关头 根据句意：他犹豫了好长时间是否要详尽的告知我们所发生的事情。选B
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