问题补充:
---Could I borrow your dictionary?
---, but you have to return it tomorrow.
A. I’m sorry
B. I’m not sure
C. No problem
D. I hope so
答案:
A. I’m sorry
B. I’m not sure
(答案→)C. No problem
D. I hope so
解析:本题的后句意思是明天你必须把字典归还,根据后句意思可知回答语是肯定的回答,no problem是没问题的意思,是肯定的回答,符合题意,故本题选C。