B. At an international travel service.

C. At the airport information desk.

听下面一段材料，回答第18至第20题。

18. Why did the woman not go to college?

A. She didn’t pass the exam.

B. She wasn’t interested in college.

C. She couldn’t afford college education.

19. What job does the woman say she did?

A. She was a bus conductor. 

B. She was a shop assistant.

C. She was a housekeeper.

20. What did the woman think of her friend’s college life?

A. It was busy.      B. It was wonderful.  C. It was dull.

1~5 BABAC      6~10 ABB CA      11~15 CBCAC     16~20 CACBB