一、their、they、them区别
their是所有格(物主代词),意思是他们的。
they通常作为主语,意思是他们。
them是宾语,跟在动词后面,意思是他们。
them(他她它们)是they的宾格,一般在介词后。their(他它她们的)是they的形容词性物主代词,后面加名词。they(他它她),是代词,作主语。
their他们的;是形容词性物主代词。them,他们;通常作"宾格"用。
例句:
I borrowed this book from them.
They lent this book to me.
Their book is very intersting.