The aim of the trial operation of Shanghai Expo was to problems, if any, so that the orga

发布时间：2020-08-16 11:40:54

The aim of the trial operation of Shanghai Expo was to      problems, if any, so that the organizers could make changes accordingly.
A. search
B. identify
C. admit
D. handle

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A. search
(答案→)B. identify
C. admit
D. handle
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