It's a_____.a .suning b.rainy c sunny d sunning选一个答案.最好写上为什么

问题描述:

It's a_____.a .suning b.rainy c sunny d sunning
选一个答案.最好写上为什么

d
why?
I don't know

D
ABC 都是ADJ形容词!
D有好天气,名词