常见的六种时态的被动结构如下:
时态 一般 被动结构 例 句 The flowers are
be(am/is/are)+
动词的过去分
watered every day.
每天都要给花浇水 。 The flying disk was
现在时 词
一般
be(was/were)+ 动 invented by college students. 这种飞碟游 戏是大学生们发明的。
stop , taste 在句中是不及物动
词,后面不能直接带宾语,因此 不能变为被动语态。
• The rain stopped. • The soup tastes
delicious.
主动语态如何改成被动语态?
1. 主动语态的宾语改成被动语态的主语. 2. 主动语态的谓语动词改成被动语态的 谓语动词。do be done 3. 注意保持时态和人称的一致。 4. 带双宾的谓语动词有两种改法。当把 直接宾语改成主语时,谓语动词后必 须加适当的介词: to, for.
• The boss made him do the
heavy work in the old days. He was made to do the heavy work in the old days. • Tom must hand in the composition after class. The composition must be handed in after class.
时态
被动结构
例 句
Mr. Wu was in hospital. be(was/were) When we went to see him, 过去 +being+ 动 词 he was being operated on. 进行时 吴先生住院了。我们去看 过去分词 他时,他正在做手术。 现在 has/have+bee The new railway has