文档介绍：2012届高考英语考前冲刺精选语法资料被动语态
用法: A. 当不知道动作的发出者时。
B. 当没必要指出动作的发出者时。
C. 强调动作的承受者。
D. 只有及物动词或动词短语才能构成被动语态。
: 主语+ be + (过去分词)
I am often asked to answer some questions.
Such songs are usually sung by girls.
English is spoken all over the world.
2. 一般过去时: 主语+ was / were +
The bridge was built over the river in 2000.
Was the novel written by him?
Many new roads were built in Beijing last year.
3. 一般将来时: 主语+ shall / will + be +
The room will be painted green.
We shall be taught maths by Mr. Wang.
He will be sent to Xinjiang after graduation.
现在进行时: 主语+ be + being +
The car is being repaired now.
Many high buildings are being built in Beijing.
The test papers are being checked by the teacher.
现在完成时: 主语+ have / has + been +
Five big hospitals have been built in our city since 1980.
Has the task been finished by them?
His first novel has been translated into English.
情态动词: 主语+情态动词+ be +
The work can be done in this way.
The patient must be operated on at once.
be going to 结构:主语+ be going + to be +
The plan is going to be carried out.
The novel is going to be published at the end o