标题：初中英语语法大全：短语动词的被动语态

　　　 短语动词是一个整体，不可丢掉后面的介词或副词。

　　　　 This is a photo of the power station that has been set up in my hometown.

　　　　 My sister will be taken care of by Grandma.　　

　　　　 Such a thing has never been heard of before..