2019-2020学年译林版高中英语必修5专项精品课件:被动语态讲解2
2019-2020学年译林版高中英语必修5专项精品课件:被动语态讲解2第3页

一般现在时:am/is/are+done 一般过去时: 一般将来时: 过去将来时: 现在进行时: 过去进行时: 现在完成时: 过去完成时:

被动语态的构成

was/were+done

will/shall be+done

am/is/are going to be + done

am/is/are to be + done

would be+done

am/is/are being+done

was / were being+ done

have/has been+done

had  been + done