江苏省 2013 年高三英语考前赢分 30 天第 10 天考前赢分第 10 天 爱念才会赢核心知识被动语态的构成:英语中的及物动词一般都有主动语态和被动语态两种形式
被动语态由助动词 be 加过去分词构成
助动词 be 随着主语的人称,数,时态和语气的不同而变化
被动语态的各种时态形式见下表:时体现在过去将来过去将来一般is / am / are donewas / were donewill / shall be donewould / should be done进行is / am / are being donewas / were being donewill / shall be being donewould / should be being done完成have / has been donehad been donewill / shall have been donewould / should have been done语态的用法一、被动语态的用法(3)在文章标题,广告,新闻中
Babysitters wanted
(4)当动作的执行者不是人时
The number of deaths from heart disease will be reduced greatly if people are persuaded to eat more fruit and vegetables
注意:(1)短语动词和含有情态动词的被动语态
Girls don’t like to be laughed at
The plan ought to be put into practice as soon as possible
(2)“get+过去分词”可以表示被动,此结构比较口语化
The Aids patients got treated once a week