被动

主动语态(强调动作执行者)
被动语态(强调动作承受者)
“be”+动词过去分词
‘by+动作执行者
The carrot was eaten by the rabbit
胡萝卜被兔子吃了.
A carrot was eaten.
胡萝卜被吃了

The wolf was given the carrot by the rabbit.
狼被兔子给了胡萝卜.
The carrot was given to the wolf by the rabbit.
胡萝卜被兔子给了狼
如果知道动词执行者，可以把 by the rabbit.去掉
The rabbit made the wolf laugh.
兔子把狼逗笑了.