9. How long has Mr. Black been here?

A. 3 years. B. 7 years. C. 20 years.

10. Why does the man think that Mr. Black is special?

A. He goes to work early every morning.

B. He went from being poor to being successful.

C. He helps poor students in the man's hometown.

听第8段材料，回答第11至13题。

11.Who is the man?

A. A teacher. B. A college student. C. An otVicc worker.

12. What is the advantage of being a teacher according to the man.

A. The high income, U. The respect from society. C. The long holidays.

13.What can a teacher experience each term according to the man?

A. The challenge of teaching new students.

B. The excitement of teaching new material.

C. The benefit of increasing salaries.

听第9段材料,回答第14至16题。

14. What do the speakers have in common?

A. They like going to parties.

B. They like going camping.

C. They like listening to music.

15. What does the woman probably dislike?

A. Swimming. B. Writing. C. Dancing.

16. What do teachers at the man's school often tell students to do?

A. Memorize a lot of things. B. Do a lot of homeworic. C. Leam independently.

听第10段材料，回答第17至20题。

17. When does this talk probably take place?

A. In November, B. In December. C. In January.

18. Which of the following is the cheapest?

A. T-shirts. B. Sweaters. C. Winter coals.

19. How much do socks cost?