单项选择题

You can cross the road when ______.

A．there is a little traffic
B．the traffic lights are green
C．the traffic lights are red
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单项选择题
The traffic in England ______ that in China.
A．is the same as
B．is different from
C．is better than
单项选择题
An English telephone call is as good as a Chinese one.
A．Right.
B．Wrong.
C．Doesn't say.
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