Facing the emergence, we were at a loss and none of us could a solution to the problem.A

发布时间：2020-08-15 02:53:57

Facing the emergence, we were at a loss and none of us could      a solution to the problem.
A. e about
B. e out
C. e up against
D. e up with

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A. e about
B. e out
C. e up against
(答案→)D. e up with
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