8. Where does Dr. Perkins come from?

　A. China. B. The US. C. Canada.

9. What's Zhou Jianguo's phone number?

　A. 6837129. B. 6856237. C. 6837219.

听第8段材料，回答第10至12题。

10. What day is the 8th?

A. Tuesday. B. Friday. C. Saturday.

11. How many children will come to dinner?

A. Two. B. Four. C. Six.

12. Where does the conversation probably take place?

A. At the party. B. In the library. C. In the restaurant.

听第9段材料，回答第13至16题。

13. What's the probable relationship between the speakers?

A. Teacher and student. B. Customer and salesman. C. Manager and secretary.

14. What do we know about the product?

A. It is much cheaper. B. It hasn't reached national level.

C. It is of advanced technology.

15. How much will the woman agree to offer?

A. 80 % of the price. B. 90 % of the price. C. 95 % of the price.

16. When will the decision be made?

A. This morning. B. This afternoon. C. Right now.

听第10段材料，回答第17至20题。

17. What is the speaker concerned about?

A. Traveling cost. B. Killing off animals.

C. Travelers' bad behavior and habit.

18. How does the speaker feel about the environment now?

A. Better. B. Worse. C. Unchanged.

19. What is the speaker?