问题
选择题
--The cases look very heavy. Let me help you.
--_____ , I'm quite out of breath.
A. No, thank you. B. It's very kind of you. C. No, I can manage it.
答案
答案：B
题目分析： out of breath喘不上气来，上气不接下气。句意：这个箱子看起来很重，让我帮你吧。你太好了，我都喘不上气来了。故选B。