听下面一段材料,回答第1至3题。 |
1. Whet are the speakers talking about? |
A. A way to improve air quality B. A problem with traffic rules C. A suggestion for city planning |
2. What does the man suggest? |
A. Limiting the use of cars B. Encouraging people to walk C. Warning drivers of air pollution |
3. What does the woman think about the man"s idea? |
A. It"s interesting B. It"s worth trying C. It" s impractical |