They are broadening the bridge to the flow of traffic.A. put offB. turn onC. speed upD. w

发布时间：2020-08-17 07:17:33

They are broadening the bridge to      the flow of traffic.
A. put off
B. turn on
C. speed up
D. work out

网友回答

A. put off
B. turn on
(答案→)C. speed up
D. work out
解析：考查动词短语：A. put off推迟，B. turn on打开，C. speed up加速，D. work out制定出，句意：他们正在加宽这座桥，来加速交通的流量。选C。
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