单项选择题

On roads painted with chevrons drivers tend to feel that______ .

A．they should avoid speed-related hazards
B．they are driving in the wrong lane
C．they should slow down their speed
D．they are approaching the speed limit

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热门试题

单项选择题

The passage mainly discusses______ .

A．a new way of highway speed control
B．a new pattern for painting highways
C．a new approach to training drivers
D．a new type of optical illusion

单项选择题

What does the passage say about asteroids and meteoroids

A．They are heavenly bodies different in composition.
B．They are heavenly bodies similar in nature.
C．There are more asteroids than meteoroids.
D．steroids are more mysterious than meteoroids.