指称代词与指示代词的区别

指示代词this,that,these,those,用来指代物体或是人
This is my friend,Tom
That is a new TV.
指称代词(疑是人称代词吧).如果是的话,那它就是指代某人.I,he,she you,it,we,they
注:it 和 they也可指代物.it在指代人是不强调性别.
Who's that? It's me.
She was a worker,but now she is a driver.