代词：代替人和事物的名词叫做代词。
物主：物的主人
物主代词：某人的或某事物的什么什么东西。
形容词性物主代词：像形容词一样使用
名词性物主代词：像名词一样使用
图表总结
| 主格 | 宾格 | 形容词性物主代词 | 名词性物主代词 |
| I | me | my | mine |
| He | him | his | his |
| She | her | her | hers |
| It | it | its | its |
| You | you | yours | yours |
| We | us | our | ours |
| They | them | their | theirs |
| one’s(某人的) | one’s |
主格和宾格
He likes me.
We like her.
I like them.
形容词性物主代词
This is my book.
We love our motherland.
Those are your socks.
名词性物主代词
The book is ours.
The apple is hers.
反身代词
反身代词：某人自己
一个作用是做宾语，一个作用是做同位语
myself yourself herself himself itself
yourselves ourselves themselves
请随便吃些鱼吧(放在动词后面做宾语)
Please help yourself to some fish.
昨天晚上我们玩的很开心(放在动词后面做宾语)
We enjoyed ourselves last night.
事情没有那么重要(同位语：解释说明前面的名词的成分)
The thing itself is not important.
Take good care of yourself.
She gained control of herself.
Nothing is impossible to a willing heart!