问题补充：
---Would you please take a short walk with us now? ---. But I’m busy at present.
A. Of course not
B. That’s all right
C. I’d like to
D. Sorry, I can
答案：
A. Of course not
B. That’s all right
(答案→)C. I’d like to
D. Sorry, I can
解析：Id like to , but….(我很愿意去,但是….)常常用来拒绝他人.
