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