A. To learn English. B. To join a club. C. To do exercise.

17. What can we learn from the conversation?

A. The man is the woman's elder brother.

B. You don't feel alone when you have a close friend.

C. The man comes from North America.

听第 10 段材料，回答第 18 至 20 题。

18. Why was the Mesa Verde National Park built? A. To attract more visitors.

B. To earn money.

C. To protect the culture of ancient Native Americans.

19. What language do the words "Mesa Verde" belong to?

A. English. B. Spanish. C. French.

20. How many ruins were discovered in all? A. One. B. Two. C. Three.

第二部分阅读理解（共两节，满分 40 分）

第一节（共 15 小题，每小题 2 分，满分 30 分)

阅读下列短文，从每题所给的四个选项 A、B、C、D 中，选出最佳选项。

In 1975, George Carlin appeared on a popular TV show, Saturday Night Live, with his

famous words about blue food. "Why is there no blue food? I can't find blue food-I can't find the flavor of blue! I mean yellow is lemon; orange is orange and red is cherry. Where is the blue food?"