问题补充：
---Sorry, I can watch TV about Olympics with you.I have to prepare well enough for the exam.
---! We can watch TV about Olympics together tomorrow.
A. Don say so
B. Congratulations
C. Good luck
D. No problem
答案：
A. Don say so
B. Congratulations
(答案→)C. Good luck
D. No problem
解析：对方要去考试，所以说：祝你好运。
