听第7段材料，回答第9至11题。

9.Who are the two speakers?

A. A man and his wife. B. A man and his sister. C. A man and his girlfriend.

10.Why is the man unhappy about their weekends?

A. They seldom invite friends over. B. They seldom go out for a picnic.

C. They seldom spend weekends together.

11.Which aspect of the picnic do the man and woman differ on?

A. Who should get the car ready. B. How many friends they should invite.

C. What food and drink they should prepare.

听第8段材料，回答第12至14题。

听第9段材料，回答第15至17题。

15.How has the man been feeling lately?

A. Lonely. B. Unhappy. C. Depressed.

16.What does the woman advise the man to do?

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.