小学典型语法集锦：短语动词的被动语态

小学教育网

　　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..