在一个句子里，什么时候用主格，什么时候用宾格，什么时候用属格

Question

如题所述

Answer 1

人称代词的用法
(1) 人称代词主格在句中作主语：
The light is bad here. I can’t see clearly.
这儿的光线不好，我看不清。
She hesitated a moment, and then sat down beside me.
她犹豫了一会儿，然后在我身边坐下来。
We should keep calm even we are in danger.
即使在危急时刻我们也要保持冷静。
(2) 人称代词宾格在句中作宾语和表语：
There was nobody to tell him, to hint him, to give him at least a word of advice.
没有人告诉他，或暗示他，或起码给他一句忠告。(宾语)
Are you for it or against it? 你是赞成还是反对？(宾语)
Oh, it’s you. 啊，是你呀。(表语)
If I were her, I would take the advice. 我要是她就接受这个建议。(表语)

Answer 2

动作的主体用主语 - I am a student动作的受体用宾语 - The one that was late today is me.表示所属关系用属格 - The pencil is mine。