问题
选择题
It's extremely dangerous for the drivers to _____ speed as the traffic lights are changing. [ ]
A. pull up
B. put up
C. rise up
D. pick up
答案
答案：D
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It's extremely dangerous for the drivers to _____ speed as the traffic lights are changing. [ ]
A. pull up
B. put up
C. rise up
D. pick up
答案：D