问题
选择题
They are broadening the bridge to_____ the flow of traffic.
A．put off
B．speed up
C．turn on
D．work out
答案
答案：B
考察动词的辨析。句意为：他们正在拓宽桥面来加快交通流量。put off推迟 ；turn on打开； work out解决；算出；实现。
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They are broadening the bridge to_____ the flow of traffic.
A．put off
B．speed up
C．turn on
D．work out
答案：B
考察动词的辨析。句意为：他们正在拓宽桥面来加快交通流量。put off推迟 ；turn on打开； work out解决；算出；实现。