g用作名词的基本意思是“生物,人”,可指自然界的.任何有生命的东西,也可作“存在,生存”解,引申还可作生物的“本质,本性”解。
g可用作谓语动词
（1）当being用作助动词时，常与过去分词连用，构成被动语态。
He is being interviewed now.
He is being picked up at the station tonight.
（2）当being为连系动词时，主要与形容词连接，表示临时特征或暂时现行。
Your brother is being very annoying this evening.
You're not being very polite.
g用作非谓语动词时。可作主语，宾语，定语，状语和宾语补足语。
g用作连系动词时，可作主语，宾语，状语，宾语补足语，也可用于独立主格结构。
