1. 听下面一段对话，回答下面三个小题。

1. （1） How many students walk to school in the boy's class?

   A . 25. B . 20. C . 50.
3. （2） How does the boy get to school?

   A . By bike. B . By bus. C . By car.
5. （3） What does the boy's father do?

   A . An English teacher. B . A history teacher. C . A math teacher.