I.单项填空（共15小题；每小题1分，满分15分）
从每小题所给的A、B、C、D四个选项中选出一个可以填入空白处的最佳选项。
1. —Hi, Mary. We will visit Tang Dynasty Park this weekend. Would you like to join us?
—________________. That’s the last thing in the world I ever want to do.
A. It depends. B. Ican’tagreemore.
C. It’s up to you. D. No, thanks.
2. —Why do you like music so much?
—It has the great ________________ to change people’s lives.
