i的名詞性主代詞是什麼

例句：

I tried hard but her work put mine in the shade.

我費了很大力氣，但她的成果讓我相形見絀。

In essence, your situation isn't so different from mine.

從本質上講，你我的情況並非相差很遠。

Your name is before mine on the list.

名單上你的名字在我之前。

She's wearing a dress like mine.

她穿的'連衣裙和我的相似。