反身代词也叫自身代词。
一.构成方法：
myself yourself himself herself itself(单数）
ourselves yourselves themselves（复数）
另外：oneself whomself
二.句中用法：
1.在以下动词后作宾语：enjoy, hurt, help, teach, cut, buy, dress, wash等
1） We enjoyed ourselves last Sunday.
2) The boy fell off the bike ,but he didn't hurt himself.
3) "Help yourselves to some fruit." mother said to Kate and Mary.
4) They taught themselves English.
5) "The knife is very sharp.Be careful not to cut yourself."
6) I bought myself an English-Chinese dictionary.
7) The old woman can't dress herself.
8) The cat can't wash itself.
2. 在以下介词后作宾语：look at, care of , Learn...by oneself, look after, think of ,take care of ,leave one ...by oneself, say to oneself 等
1）The girl often looks at herself in the mirror .
2) You shoul care of yourself.
3) I am learning English by myself these days.
4) Don't worry about us. We can look after ourselves.
5) One shouldn't always think of oneself.
6) She left her baby by herself and hurried off.
7) He said to himself ,"How foolish I am!"
3.作主语同位语是表示强调：
1）They themselves went to see their teacher that day.
2) You'd better ask the sick himself about his trouble.