He left the door open. The door war left open by him.
(2) make, let, have,hear, watch, see, feel, notice. help既动词后变做宾补的不定式一般不加to,变为被动,必须加to .
如:My brother often made me do this and that when I was young.
I was often made to do this and that by my brother when I young.
I heard her move about in her room upstairs last night.
She was heard to move about in her room uptairs last night.
Did you see Jack take away the magazine?
Was Jack seen to take away the magazine?
3. 情态动词的被动语态。是由情态V+be+p.p.构成
如:They can not find him.
He can not be found.
You must pay me for this.
I must be paid for this.
He can repair your watch.
Your watch can be repaired.
4. 短语V的被动语态
一般来讲,只有及物V才有被动语态,因为只有vt才能有动作的承受者; 但有许多由不及物动词+介词及其他词类构成的短语动词,相当与及物动词,可以有宾语。因而可以有被动语态,但应注意短语V是一个不可分割的整体。变被动时,不可丢掉构成短语的prep或adv.这样的短语有:look after, listen to, look at, pay attention to, take care of, look forward to, make ues of,etc.