It’s a fine day today. Why not go out for a walk?----. A. Good luckB. That’s OKC. It’s

问题补充：

--- It’s a fine day today. Why not go out for a walk?

----.

A. Good luck

B. That’s OK

C. It’s very kind of you

D. Good idea

答案：

A. Good luck

B. That’s OK

C. It’s very kind of you

(答案→)D. Good idea

解析：考查交际用语。Good luck祝你好运；That’s OK没关系，不用谢；It’s very kind of you你太好了；Good idea好主意。句意：天气太好了。为什么不出去散步呢？好主意。所以选D。