15. Why does Anna want to improve English?

　　A. To get a promotion soon.

　　B. To communicate with her customers better.

　　C. To make friends with British people.

　　16. What do we know about Anna?

　　A. She has never been to London before.

　　B. She knew little English before coming to London.

　　C. She practices English with her roommates.

　　请听第10段材料，回答第17至20题。

　　17. What did the speaker do for his holiday last year?

　　A. Went to the mountains. B.Went to the beach. C.Stayed at home.

　　18. What does the speaker like about the seashore?

　　A. Sunbathing at the seashore.

　　B.Surfing ..........