单选题 Questions 14 to 17 are based on the following dialogue.

单选题 Who are the two speakers in the conversation?

A、 A student and a professor.
B、 A physicist and a biologist.
C、 Two students.
D、 Two professors.

【正确答案】 C

【答案解析】[解析] 这是个关于确认人物身份的题目。人物类的题目大致有：人物关系题；人物数目题；人物角色题；人物作用题等。根据对话，这是两个人在讨论选修的课程。所以应该是两个学生。

单选题 Why is the woman glad when she meets the man?

A、 She wants to meet his professor.
B、 She wants to ask for his advice.
C、 She enjoys talking about scientific things.
D、 She wants to thank the man.

【正确答案】 B

【答案解析】[解析] 这是个直接获取信息题。女的明显是就有关方面咨询男的意见。

单选题 What is the name of the course the man and the woman are discussing?

A、 Physical chemistry.
B、 Life experience.
C、 Introduction to Science.
D、 Biology.

【正确答案】 C

【答案解析】[解析] 这个题的思路出发点是通过“混淆视听”来检验考生信息辨别能力。大学里的课程如“biology，chemistry，physics”是大家很熟悉的，但这里他们所谈论的是“Introduction to Science(科学导论)”。而且这几个在对话中都有提及，考生很容易以常识为据，导致错选。

单选题 What is the man interested in?

A、 Physics.
B、 Chemistry.
C、 Mathematics.
D、 Biology.

【正确答案】 D

【答案解析】[解析] 该答案来自于：All that I was interested in was biology.