单项选择题

The advantage of chevrons over straight, horizontal bars is that the former ______.

A．can keep drivers awake
B．can cut road accidents in half
C．will have a longer effect on drivers
D．will look more attractive
<上一题 目录 下一题>
热门 试题

单项选择题
What does the author say about straight, horizontal bars painted across roads
A．They are falling out of use in the United States.
B．They tend to be ignored by drivers in a short period of time.
C．They are applicable only on broad roads.
D．They cannot be applied successfully to traffic circles.
单项选择题
The American Automobile Association Foundation for Traffic Safety plans to ______.
A．try out the Japanese method in certain areas
B．change the road signs across the country
C．replace straight, horizontal bars with chevrons
D．repeat the Japanese road patterns
相关试题