问题补充：
- Would you mind my using your bike for a day ?
-. I need to use it today .
A. You’d better not .
B. It’s a pleasure .
C. It doesn’t matter .
D. That would be nice .
答案：
(答案→)A. You’d better not .
B. It’s a pleasure .
C. It doesn’t matter .
D. That would be nice .
解析：根据后文的内容可知，答案为A
