题目内容：

听下面一段较长对话，回答以下小题。

1.When does the conversation take place?

A. At the beginning of a class.

B. In the middle of a class.

C. Between the classes.

2.Why didn’t the boy answer any questions on the homework?

A. He found them difficult.

B. He read the wrong chapter.

C. He forgot to read the chapter.

3.How did the boy get to school this morning?

A. On foot.    B. By bus.    C. By bike.