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2.含有宾语补足语的句子的被动语态 keep, make 三类的动词常常有宾语补足 语, 在被动语态中,宾语补足语位置不变。 We keep food fresh in the fridge. 主 谓 宾 宾补 -Food is kept fresh in the fridge. I saw him go into the office building. -He was seen to go into the office building.
宾变主,主变宾,前加by 动变被,看清be, 结构分别be+ pp
被动语态的结构
1.一般现在时的被动语态结构:
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am/is/are+及物动词的过去分词
助动词be有人称、数的变化,其变化规 则与be作为连系动词时一样。 如:The desk is made of wood. The desks are made of wood. He is asked a question by the teacher.
Practice
把下列句子变成被动语态:
1) A car knocked him down yesterday.
He was knocked down by a car yesterday.
2)Two doctors and ten nurses make up the medical team.
was/were being done
shall/will be done
would be done
have/has been done
had been done
被动语态的用法
(1)不知道或没有必要说明动作的执行者是谁 .Such books are written for children.
这些书是为儿童写的。 I haven’t been told about it . 没有人告诉我这件事
2.He is watching TV.
TV is being watched by him.
6.现在完成时的被动语态的结构
have / has +been +过去分词
1.We have made twenty more keys.
Twenty more keys have been made by us.
2.一般过去时的被动语态结构:
was/were +过去分词
1. They bought ten computers last term. Ten computers were bought by them last term. 2.We planted many trees last year.
Many trees were planted last year.
被动语态专项练习:选择填空
1. In some countries , tea ______ with milk and sugar. A. is serving B. is served C. serves D. served 2. Great changes _____ in my hometown since 1980. A. have been taken place B. took place C. have taken place D. were taken place 3. The new type of car is going to ______ in three years. A. turn out B. be turned out C. has turned out D. have been turned out 4. The woman murdered her friend and ______ to ______. A. was sentenced , death B. sentencing , die C. sentenced , death D. sentenced , die
注意事项
1.带双宾语句子的被动语态.(指物的宾语叫直接宾语, 指人的宾语叫间接宾语) 常见的接双宾语的动词有: 七给一带: pass, give, show, hand,send, write, bring 买画唱做: make, buy, draw, sing, get, 以“人”当主语时,变法和一般的变法一样; 以“物”当主语时,在保留的间接宾语前必须加to或for. 七给一带 to 不少,买画唱做 for 来帮 如:1.He gave me a book. -I was given a book by him. (以I做主语) -A book was given to me by Tom. (以物book作主语)
2.We heard them sing in the classroom. They was heard to sing in the classroom.
5.不能用于被动语态的几种情况
(1)当主动结构中的宾语是反身代词和相互代词 时,不能改为被动语态。 We often help each other. 我们常常互相帮助。 (2)当谓语是表状态的及物动词时(如have , like , take place , belong to …) 如: I like these flowers. 我喜欢这些花。 I will have a meeting. 不说A meeting will be had. 应说A meeting will be held .
2.They make shoes in that factory. Shoes are made by themin that factory.
3.The teacher often asks him questions.
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He is asked questions
by the teacher.
4.感官动词和使役动词的被动语态
即feel , hear , listen , have , make , let , look , watch , see , notice ,这些词在主动 句中,其后的动词不定式不加to,但变被 动句时必须加to.
1.I saw him play basketball last Sunday. He was seen to play basketball last Sunday.
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English is studied by many students. English is not studied by many students.
1.Many students study English. English is studied by many students.
3.一般将来时的被动语态结构:
பைடு நூலகம்will be+过去分词
1.They will finish the work in ten days.
The work will be finished by them in ten days
2.Tom will clean the room tomorrow.
The room will be cleaned by Tom tomorrow.
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学科网
学.科.网
语态
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语态:表示主语和谓语动词之间的关系。 英语有两种语态,即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。 如: Many students study English.(主动语态) English is studied by many students. (被动语态)
2.We have finished our compositions.
Our compositions have been finished by us.
时态
被动语态结构
am/is/are done 一般现在时 表格:被动态基本结构 was/were done 一般过去时 现在进行时 过去进行时 一般将来时 过去将来时 现在完成时 过去完成时 am/is/are being done
被动语态的时态是由be的时态决定的, be是什么时态,全句就是什么时态,be动 词后面的过去分词不变。
肯定句:主语+be + 过去分词+(by ~) 否定句:主语+be not +过去分词+(by ~) 一般疑问句:Be +主语+过去分词+(by ~)? 特殊疑问句: 疑问词+be+主语+过去分词+ (by ~)
(2)强调动作的承受者,这时应用by短语。
The cup was broken by David.
(3)作客观说明时,常采用一种被动语态句型 . / was said / believed / reported / + that … It’s It’s reported that about three hundred people were killed in this earthquake. 据报道,这次地震中大约有三百人死亡。
The medical team is made up of by two….
3)When I got there, they were cutting up a fallen tree.
A fallen tree was being cut up, when I got there.
4)We’ll put on the play next Sunday. The play will be put on next Sunday. 5)Workers are building a new teaching building in our school. A new teaching building is being built by workers in our school. 6)They had completed the railway by the end of last year. The railway had been completed by the end of last year.