___it is to throw snowballs at each other!a.What fun b.How funny 为什么要选a?

问题描述:

___it is to throw snowballs at each other!a.What fun b.How funny 为什么要选a?

fun是不可数名词,“有趣”之义.一般构成What fun!或者It is fun to do sth.
funny是形容词,“滑稽”之义.How funny!“多么滑稽啊!”
此题是说“把雪球扔在彼此的身上多么有趣啊!” 而不是“滑稽”.