1 被动语态 (1)被动语态的时态、人称和数的变化 主要体现在be 的变化上,其形式与系动词be 的变化形式完全一样
以 give 为例,列表如下: 一般现在时:am / is / are + done 一般过去时:was / were + done 一般将来时:shall / will + be done 过去将来时:should / would + be done 现在进行时:am / is / are + being + done 过去进行时:was / were + being + done 现在完成时:have / has + been + done 过去完成时:had + been + done (2)含有情态动词的被动语态 含有情态动词的主动句变成被动句时,由“情态动词+be+过去分词” 构成 We can repair this watch in two days
→This watch can be repaired in two days
They should do it at once
→It should be done at once
(3)特殊情况 1
He made the boy w ork for two hours yesterday
→The boy w as made to work by him for two hours yesterday
Mother never lets me watch TV
→I am never let to watch TV by mother
Jack gave Peter a Christmas present just now
→(1)A Christmas present w as given to Peter by Jack just now
→(2)Pete