问题
选择题
— How far can you run without stopping?
— ________. I’ve never tried.
A．Don’t mention it.
B．That’s all right.
C．I have no idea.
D．Go ahead.
答案
答案：C
题目分析：考查交际用语：A. Don’t mention it不用谢，B. That’s all right.没关系，C. I have no idea.我不知道，D. Go ahead. 请便，句意：--你一下不停能走多远，--我不知道，我没有试过。选C。