被動(dòng)語態(tài)的構(gòu)成：be+過去分詞

　　一般現(xiàn)在時(shí) am / is / are +過去分詞

　　一般過去時(shí) was / were +過去分詞

　　一般將來時(shí) shall / will + be +過去分詞

　　過去將來時(shí) should / would + be +過去分詞

　　現(xiàn)在進(jìn)行時(shí) am / is / are + being +過去分詞

　　過去進(jìn)行時(shí) was / were + being +過去分詞

　　現(xiàn)在完成時(shí) have / has + been +過去分詞

　　過去完成時(shí) had been +過去分詞

　　情態(tài)動(dòng)詞 情態(tài)動(dòng)詞+ be +過去分詞