1)主动形式表示被动意义:wash、clean、cook、iron、look、cut、sell、read、wear、feel、draw、write、sell、drive…
例句:
The book sells well.
这本书销路好。
This knife cuts easily.
这刀子很好用。
2)blame、let(出租)、remain、keep、rent、build
例句:
I was to blame for the accident.
Much work remains.
3) 在need、require、want、worth (形容词)、deserve后的动名词必须用主动形式。
例句:
The door needs repairing.
= The door needs to be repaired.
This room needs cleaning.
这房间应该打扫一下。
This book is worth reading.
这本书值得一读。
4) 特殊结构:make sb. heard / understood (使别人能听见/理解自己),have sth. done ( 要某人做某事)。