题目内容：

听下面一段较长对话，回答以下小题。

1.What does the man think of Professor Holt’s class?

A. It’s boring.    B. It’s attractive.    C. It’s ordinary.

2.What is the probable relationship between the speakers?

A. Teacher and student.    B. Husband and wife.    C. Schoolmates.

3.What do we know about Professor Vance and Professor Holt?

A. They are the same.    B. They are different.    C. They arc outstanding.