Question

What's the weather like today/?

Answer 1

What fine weather it is today !

What hard work they are doing now !

What beautiful flowers they are !

What brave boys Li Ping and Wang Wei are !

weather，work 是不可数名词，后面两句中的flowers , boys 是可数名词复数。

名词分类

名词根据其可数性可分为可数名词（Countable Noun）和不可数名词（Uncountable Noun）。可数名词即指可以分为个体，且可直接用数目进行计数的名词，如课桌、风筝、女孩、房间、学校等。

名词可缩写为[N].

可数名词可缩写为【cn】，不可数名词可缩写为【un】。