初三英语--各种时态的被动语态

被动语态构成
be + P.P. ( done )

一般现在时：am∕is∕are + P.P.

一般过去时：was∕were + P.P.

一般将来时：will∕shall + be + P.P.

过去将来时：would∕should + be + P.P.

现在进行时：am∕is∕are + being + P.P.

过去进行时：was∕were + being + P.P.

现在完成时：have∕has + been + P.P.

过去完成时：had + been + P.P.

情态动词：情态动词 + be + P.P.

动词不定式：to + be + P.P.

被动语态用法

⑴ 不知道，或没有必要说明动作的执行者是谁。
The book is written for children.

⑵ 谈话的中心是动作的承受者。
My bike was stolen.

⑶ 为了出于礼貌或者不愿意说出动作的执行者是谁。
It’s hoped that you’ll have a chance to visit our country .
I was told that Tom had stolen the book .

⑷ 汉语中有一类句子不出现主语，但译成英语时要用被动语态。( 24种特殊情况 )

(01) It is said that… 据说…
(02) It is considered that… 人们认为…
(03) It is generally accepted that… 普遍认为…
(04) It is believed that… 有人相信…
(05) It is well-known that… 众所周知…
(06) It is learned that