是反身代詞，不是名詞，例如：

1. Do it yourself ─ I don't have time.你自己做吧——我沒(méi)時(shí)間。

2.If you don't believe me, go and see for yourself!要是不信我說(shuō)的，你自己去看看！3.There's bread on the table. Help yourself桌上有面包。你自己拿吧。4.What is yours but is used by others more than by yourself 什么是你們的，但所使用的其他多由您自己？