the library without a teacher. We are not allowed to enter the library
without a teacher.
2. 一般过去时： (1)My cousin bought a book yesterday. The book was bought by my cousin
3. 一般将来时： (1)Her parents will send her abroad . She will be sent abroad by her parents. (2) We are going to hold a sports meeting tomorrow. A sports meeting is going to be hold tomorrow.
5. 过去进行时： (1)The workers were mending the road
at 7 yesterday. The road was being mended at 7
yesterday. (2)This time last year we were planting
trees here. Trees were being planted here this
2. 为了强调或突出动作的承受者时。
The desk was made by Master Wang. 这张课桌是王师傅做的。 The bag was taken away by his sister. 那个包是她姐姐提走的。
1. We clean the classroom every day. The classroom is cleaned by us every day.
time last year.
6. 现在完成时： (1)Someone has told me the sports meeting might be put off. I have been told the sports meeting might be put off. (2)He has brought his book here. His book has been brought here.
When can we use the passive voice?
1. 不知道动作的执行者是谁，或没有必要指出动 作的执行者时。 My bike was stolen last night. 昨晚我的自行车被偷了。 Letters are collected at eight every morning. 信件每天早晨八点收取。
5. More and more people speak Chinese in the world. Chinese is spoken by more and more people in the world.
二、 被动语态的时态、人称和数的变化
主要体现在be的变化上，其形式与系动词be的变化形式完全一 样。以 give 为例，列表如下：
一般现在时： am / is / are + done
一般过去时： was / were + done
一般将来时：
shall / will + be done (is/are going to be done)
一般过去将来时： should / would + be done
现在进行时： am / is / are + being + done
过去进行时： was / were + being + done
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现在完成时：
过去完成时: 将来完成时：
have / has + been + done had + been + done shall / will + have been + done
过去将来完成时： should / would + have been + done
2. They make shoes in that factory. Shoes are made by them in that factory.
3. People plant trees in Spring. Trees are planted by people in Spring.
4. His mother usually washes dishes after dinner. Dishes are usually washed by his mother after dinner.
三、常见时态中的被动语态
1. 一般现在时： (1)People grow rice in the south of the
country. Rice is grown in the south of the
country. (2)The school doesn't allow us to enter
4. 现在进行时： (1) They are doing their homework on
the computer now. Their homework is being done on the
computer now. (2) We are painting the rooms. The rooms are being painted by us.
yesterday. (2) She designed the fashion clothes. The fashion clothes were designed by
her. (3) They didn’t speak English after class
English wasn’t spoken by them after class.
初中英语被动被动语态优秀课 件
一：英语的谓语动词有两种语态
主动语态和被动语态。主动语态表示主语是动作的 执行者，被动语态表示主语是动作的承受者。
We
主语
speak
谓语(vt.)
English.
宾语
English is spoken by us.
主语
谓语
宾语
汉语中常用“被”、“给”、“由”、“受”等词 用来表示 英语用： 助动词be + 及物动词的过去分词构成。