单项选择题

案例分析题 The main point of the passage is ______.

A．a new way of highway speed control
B．a new approach to training drivers
C．a new pattern for painting highways
D．a new type of optical illusion
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单项选择题
The money people spend on advertisements is ______.
A．wasted
B．not much
C．worthwhile
D．no use
单项选择题
The habit of reading newspapers is ______.
A．uncommon in the world
B．not popular in U.S.A.
C．widespread in the world
D．founded among a few families
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