Jiaxing is a small city. Therefore, to the flow of traffic, the government has decided to broaden some main streets.
A. speed up
B. build up
C. put up
D. e up
网友回答
(答案→)A. speed up
B. build up
C. put up
D. e up
解析：句意，江西是一个小城市。因此，为了加速交通的流动，政府决定拓宽一些大街。speed up加速build up建立put up举起e up上来，根据题意，故选A。