I me you my 有什么区别

I 是“我”的主格,做主语用,例如:I am John. I will go the school

me 是“我”的宾格,作宾语用:例如:it's me。 Would you come with me?

you (既是主格也是宾格),用法同上。

my是形容词性的所有格”我的“,如:this is my book.

还有一个名词性的所有格(mine)如:this book is mine. he is a friend of mine.