问题补充：
---Excuse me, do you have the time?
---.
A. Yes; I do
B. Of course, I have
C. A quarter to ten
D. No problem
答案：
A. Yes; I do
B. Of course, I have
(答案→)C. A quarter to ten
D. No problem
解析：考察交际用语。根据第一句可知是询问时间的。那么C正确。结合句意可知C正确。句意：—对不起。现在几点了？—9点50.
