· 反身代词变化规则：
1、第一、二人称的反身代词是由形容词性物主代词加上-self或-selves（selves-是当形容词性物主代词为复数时才用的）构成的。
如：I--myself we--ourselves you（单数）-- yourself you（复数）-- yourselves
2、第三人称的反身代词是由人称代词的宾格加上-self或-selves（selves-是当形容词性物主代词为复数时才用的）构成的。
如：she--herself he --himself it--itself they--themselves one--oneself
单数 复数
第一人称
myself ourselves
第二人称
yourselfyourselves
第三人称
himself herself itselfthemselves
用法:
A: 反身代词做表语
Just be yourself.做你自己就好了。
I'm not myself today.我今天不舒服。
B：反身代词作宾语
We should learn to look after ourselves.我们应该学习照顾自己。
I could take good care of myself when I was in middle school.当我上中学时，我就能照顾好自己。
C: 反身代词作主语或宾语的同位语
Mr. Li himself is a teacher. 李先生本人就是一名老师。
You have to invite the headmaster himself to come here.你不得不邀请校长本人来这儿。
D: 常见固定搭配中反身代词
enjoy oneself玩得开心
by oneself独自
dress oneself自己穿衣
teach oneself自学
keep …to oneself保密
help oneself to随便吃，随便用
come to oneself恢复知觉
