1. (2018高二上·宾川月考) 听对话，回答问题。

1. （1） What are the speakers talking about?

   A . A way to improve air quality. B . A problem with traffic rules. C . A suggestion for city planning.
3. （2） What does the man suggest?

   A . Limiting the use of cars. B . Encouraging people to walk. C . Warning drivers of air pollution.
5. （3） What does the woman think about the man's idea?

   A . It's interesting. B . It's worth trying. C . It's impractical.