题目内容：

听下面一段较长对话，回答以下小题。

1.Why is the woman inviting the man to the dinner party?

A. Because he is the chairman.    B. Because he is a doctor.

C. Because he helped her with her paper.

2.When is the dinner party to be held?

A. At 7：00 o’clock.    B. At 6：30 on Saturday    C. A little after 7：00 o’clock.

3.Who is Elizabeth?

A. Dr Vincent’s wife.    B. Another doctor.    C. The woman’s close friend.

4.What does the man think of the woman?

A. She has no reason to hold a dinner party.

B. She deserves to have a party after her hard work.

C. She hasn’t worked hard enough.