--How about the two of us chatting online? - . It’s much cheaper than talking on th

问题补充：

----How about the two of us chatting online?

---- . It’s much cheaper than talking on the phone.

A. No way

B. All right

C. Why not?

D. very well

答案：

A. No way

B. All right

(答案→)C. Why not?

D. very well

解析：A. No way没门，B. All right好的，C. Why not?为什么不，好啊？D. very well 很好，句意：我们两个在网上聊天怎么样？--好啊，比通过电话聊天便宜多了。所以选C。