-- How about going shopping on Renmin Road this evening? but I have to prepare for tom

问题补充：

-- How about going shopping on Renmin Road this evening?

--- ,but I have to prepare for tomorrow’s exam.

A. I can’t

B. Sounds great

C. That’s right

D. No, I’m terribly sorry.

答案：

A. I can’t

(答案→)B. Sounds great

C. That’s right

D. No, I’m terribly sorry.

解析：B 考查情景交际。根据but表转折可知，答语是“愿意去，但是......”这是委婉拒绝的一种方法。对提出的建议的回答一般肯定用“sounds good!”；“Good idea!”等。