基本信息
听第一段对话，回答第 1-3题。
1. Why was there a large crowd at the street corner?
A. Because a lot of people were fighting. B. Because a lot of people were killed.
C. Because a serious accident happened.
2. When did it happen?
A. In the evening. B. In the afternoon. C. In the morning.
3. Who was to blame for it?
A. The car driver. B. The bus driver. C. The students.
