一般现在时：am/is /are done 现在进行时：am/is/are being done 现在完成时has/have been done 一般过去时was /were done 过去完成时had been done 过去进行时was/were being done将来时 will be done 过去将来 would be done ;情态动词 +be done
英语八种时态的被动语态和情态动词的被动语态!
一般现在时：am/is /are done 现在进行时：am/is/are being done 现在完成时has/have been done 一般过去时was /were done 过去完成时had been done 过去进行时was/were being done将来时 will be done 过去将来 would be done ;情态动词 +be done