--How about going out for a picnic on Sunday morning?
--Hmm.__________. The weather is quite warm these days.

2023-05-26

A.Well, no way
B.Oh, never mind
C.Yes, why not
D.Sure, no doubt

参考答案:C

本题大意为——周日早上出去野餐怎么样 ——嗯,去吧。最近天气确实很暖和。whynot是用来回答提建议的日常用语,符合此处语境,故选C。