—$100，but that is my last offer.
—
A. Good idea!
B. What did you say?
C. Oh，it’s up to you!
D. OK，it’s a deal.
网友回答
A. Good idea!
B. What did you say?
C. Oh，it’s up to you!
(答案→)D. OK，it’s a deal.
解析：
考查情景交际。这类题目要求学生理解交际发生的场景和说话人的意图、目的，此题情景为购物砍价，最终成交，所以选D项。