语法 被动语态
英语语法:被动语态的用法

英语语法:被动语态的用法1. 一般现在时的被动语态构成:is / am / are + 及物动词的过去分词Our classroom is cleaned everyday. 我们教室每天都被打扫。
I am asked to study hard. 我被告知要努力学习。
Knives are used for cutting things. 刀是用来切东西的。
2. 一般过去时的被动语态构成:was / were + 及物动词的过去分词A new shop was built last year. 去年修了一座新商店。
Dinosaur eggs were laid long long ago. 恐龙蛋被放置了很久很久。
3. 一般将来时的被动语态构成:will+ be + 及物动词的过去分词A new hospital will be built in our city. 我们城市将要修建一家新医院。
Many more trees will be planted next year. 明年会种更多的树。
4. 现在实行时的被动语态构成:am / is / are + being + 及物动词的过去分词Uncle Wang is mending my bike now.→My bike is being repaired by Tom now. 王叔叔正在修理我的自行车。
They are planting trees over there. →Trees are being planted over there by them. 他们在那里种植的树木。
5. 现在完成时的被动语态构成:has / have + been + 及物动词的过去分词This book has been translated into many languages. 这本书被翻译成多种文字。
Many man-made satellites have been sent up into space by many countries. 在很多国家有很多人造卫星被送上了太空。
英语语法被动语态总结

英语语法被动语态总结一、被动语态的构成形式1. 被动语态的基本时态变化被动语态通常为十种时态的被动形式, 被动语态由be+过去分词构成,be随时态的变化而变化。
以do为例,各种时态的被动语态形式为:1) am/is/are +done (过去分词) 一般现在时例Visitors are requested not to touch the exhibits.2)has /have been done 现在完成时例All the preparations for the task have been completed, and we're ready to start.3)am/is /are being done 现在进行时例 A new cinema is being built here.4)was/were done 一般过去时例I was given ten minutes to decide whether I should reject the offer.5)had been done 过去完成时例By the end of last year, another new gymnasium had been completed in Beijing.6)was/were being done 过去进行时例 A meeting was being held when I was there.7)shall/will be done 一般将来时例Hundreds of jobs will be lost if the factory closes.8)should/would be done 过去将来时例The news would be sent to the soldier's mother as soon as it arrived.9)shall/will have been done 将来完成时(少用)例Theproject will have been completed before July.2. 被动语态的特殊结构形式1)带情态动词的被动结构。
初中英语语法——被动语态

初中英语语法——被动语态(1)被动语态定义:被动语态是动词的一种特殊形式,用来说明主语与谓语动词之间的关系。
如果主语是动作的执行者(即某人做某事),便叫主动语态;如果主语是动作的承受者(即某事被做),便叫被动语态。
主动与被动的区别不是词序的区别,而是主语与谓语意义上的区别。
在英语中只有及物动词和一些相当于及物动词的词组才有被动语态的形式。
(2)英语中被动语态由“助动词be+动词的过去分词”构成。
助动词be有时态、人称和数的变化。
被动语态后的by短语有时可省去。
具体结构见下表:[注]p.p.表示过去分词。
(1) 被动语态的用法:①不知道谁是动作的执行者(即不知道谁做)时用被动语态,省略by短语。
如:A man was killedin the accident.(一个人死于事故)/ This window was broken yesterday.(这扇窗子是昨天被打破的)②不说或者众所周知是谁做时,用被动语态,省略by短语。
如:Rice is also grown in this place.(这个地方也种水稻)/ A railroad will be built here in three years.(三年之后这里将要修建一条铁路)③强调动作的承受者,句尾加by短语。
如:It was written by Lu Xun.(它(书)是鲁迅写的)/ A petdog is never killed by its owner.(宠物狗是不会被主人宰杀的)(2)主动语态如何改写为被动语态:+ 状语+ 状语(动作的承受者) (be +过去分词) (动作的执行者)(3) 注意点:①“动词+间接宾语+直接宾语”改为被动时,可以用间接宾语做被动句的主语。
如:His teacher gave him a dictionary.→He was given a dictionary by his teacher.(老师给他一本字典→他得到老师一本字典)也可以用直接宾语做被动句的主语,但是需用to或者for引出原句的间接宾语。
英语语法被动语态考点总结

英语语法被动语态考点总结标题:英语语法被动语态考点总结一、被动语态的基本概念在英语语法中,被动语态(Passive Voice)是一种动词形式,用于表达主语是动作的承受者而非执行者。
其基本结构为“be + 过去分词”。
例如:“The book is read by Mary.”(这本书被玛丽阅读。
)二、被动语态的构成方式1. 一般现在时的被动语态:am/is/are + 过去分词。
例句:The cake is made by my sister every day.2. 一般过去时的被动语态:was/were + 过去分词。
例句:The house was built in 1980.3. 现在完成时的被动语态:have/has been + 过去分词。
例句:The project has been completed successfully.4. 一般将来时的被动语态:will be + 过去分词。
例句:The meeting will be chaired by the manager tomorrow.5. 过去进行时的被动语态:was/were being + 过去分词。
例句:At that time,a new building was being constructed on the campus.6. 现在完成进行时的被动语态:have/has been being + 过去分词。
例句:For the past two hours, the experiment has been being conducted by the researchers.三、被动语态的应用场景1. 不知道或无需提及动作的执行者时。
2. 强调动作的承受者或者结果时。
3. 在科技论文、新闻报道、官方文件等正式文体中常使用被动语态以保持客观公正。
四、被动语态的转换与注意事项主动语态可以转换为被动语态,反之亦然。
高中英语语法被动语态

被动语态一、语态的基本概念和种类语态是动词的一种形式,用来表明主语与谓语动词之间的关系。
英语动词有两种语态: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。
谓语动词为主动语态的句子叫主动句,谓语动词被动语态的句子叫被动句。
一般来说,主动语态侧重于行为者,被动语态侧重于动作的对象或动作本身。
如:主动句:They built this bridge.他们修的这座桥。
被动句:This bridge was built by them.这桥由他们建造。
二、被动语态的构成被动语态由“be+及物动词的过去分词”构成,助动词be有人称、数和时态的变化,其变化规则与be作为系动词的变化完全一样。
英语主动语态的时态共有十六种,而被动语态只有十种。
三、主动语态变被动语态主动语态转换成被动语态分三步走:第一步是将主动语态中的宾语放在句首,第二步是将主动语态中的谓语变成被动形式,第三步是将主动语态中的主语放在被动句的谓语之后,在前面再加上介词by,引出动作的执行者。
简言之,主动语态变被动语态时,主语与宾语交换位置,谓语变为被动形式,执行者前加by。
主动语态:We speak Chinese.(主语) (谓语) (宾语)Chinese is spoken by us.(主语) (谓语) (宾语)主动语态转换成被动语态分三种情况:第一种句型:主语+谓语+宾语,主语与宾语交换位置。
例如:I sent an email last night.昨天夜里我发了一封电子邮件。
(主动结构)An email was sent (by me) last night.一封电子邮件昨天夜里(由我)发出了。
(被动结构)第二种句型:主语+谓语+宾语+宾语,将其中任意一个宾语与主语交换位置。
例如:My parents bought me a new computer.我的父母亲给我买了一台新电脑。
(主动结构)A new computer was bought for me.有人给我买了一台新电脑。
初中英语语法被动语态

动词的语态
1.英语中动词有两种语态: 主动语态表示主语是谓语动词的执行者。 被动语态表示主语是谓语动作的承受者。例如:A talk on science will be given in our school next Monday.下周一在我们学校将会有一场关于科学的演讲。
B. will finish
C. will be finished D. would finish
过去将来时态:would + be+过去分词
6、The old scientist said that he ______ to visit their country
before long .
A. invited
B. had invited
C. was inviting D. would be invited
现在完成时态:have/has + been +过去分词
7、With the help of the Hope Project, more and more new schools _____
in the poor area.
在被动语态中,主语是动作的承受者,主要用于下列几种情况 中:
(1)不知道动作的执行者是谁。 This watch is made in China.这块手表是在中国制造的。 (2)没有必要指出动作的执行者是谁。 More trees must be planted every year.每年都应该种更多 的树。
6 过去进行时 was/were+现在分词
was/were+being+过去分词
7 现在完成时 8 过去完成时 9 含情态动词
语法中的被动语态详解

语法中的被动语态详解被动语态是英语语法中的一个重要部分,它能够有效地改变句子的结构,让句子更加灵活和准确。
被动语态可以表达动作的承受者而不是执行者,强调事件或行为对主语的影响。
本文将对被动语态进行详细的解释和讨论。
1. 被动语态的构成被动语态由“be”动词的不同形式加上主动语态的过去分词构成。
根据时态的不同,被动语态的构成也会有所变化。
下面是常见的被动语态构成方式:- 一般现在时:am/is/are + 过去分词- 一般过去时:was/were + 过去分词- 一般将来时:will be + 过去分词- 现在进行时:am/is/are being + 过去分词- 过去进行时:was/were being + 过去分词- 现在完成时:has/have been + 过去分词- 过去完成时:had been + 过去分词2. 被动语态的用法(1)强调动作的承受者被动语态常用于强调动作的承受者而非执行者。
通过使用被动语态,可以使主语不再是动作的执行者,而是动作的承受者。
例如:- 主动语态:They built the house.- 被动语态:The house was built by them.(2)省略执行人当我们不知道动作的执行者是谁,或者无需提及执行者时,被动语态也是一种很好的选择。
例如:- Active: Someone cleaned the room before the guests arrived.- Passive: The room was cleaned before the guests arrived.(3)强调动作本身有时候,我们希望强调动作或事件本身而不太关注执行者,这时使用被动语态是非常合适的。
例如:- Active: The dog bit John.- Passive: John was bitten by the dog.3. 被动语态的注意事项(1)及物动词和不及物动词的被动语态不同及物动词可以直接变成被动语态,但不及物动词需要加上适当的介词才能构成被动语态。
被动语态——语法

被动语态英语被动语态的句子是以《be动词+过去分词》的形式来表达,如果要特别强调动作或行为的执行者时,句子后面需接by~,译为“被(由)……”。
1 被动语态的句型肯定句: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~)?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。
一、被动语态的用法:1. 一般现在时的被动语态构成:is / am / are + 及物动词的过去分词Our classroom is cleaned everyday.I am asked to study hard.Knives are used for cutting things.2. 一般过去时的被动语态构成:was / were + 及物动词的过去分词A new shop was built last year.Dinosaur eggs were laid long long ago.3. 一般将来时的被动语态构成:will+ be + 及物动词的过去分词A new hospital will be built in our city.Many more trees will be planted next year.4. 现在进行时的被动语态构成:am / is / are + being + 及物动词的过去分词Uncle Wang is mending my bike now.→My bike is being repaired by Tom now.They are planting trees over there. →Trees are being planted over there by them.5. 现在完成时的被动语态构成:has / have + been + 及物动词的过去分词This book has been translated into many languages.Many man-made satellites have been sent up into space by many countries.6.过去进行时的被动语态构成:was/were + being + 及物动词的过去分词The boy was being operated on when his parents hurried to the hospital.The new road was being made.*过去将来时:should/would+及物动词的过去分词*过去将来完成时: should/would+have been +及物动词的过去分词7.过去完成时的被动语态构成:had + been + 及物动词的过去分词The classroom hadn’t been cleaned before the teacher came.The tickets had been sold out berore I came to the cinema.8.将来完成时的被动语态构成:shall/will + have doneThey will have been married for 20 years by then.The project will have been completed before May.9.含有情态动词的被动语态构成:情态动词+ be + 及物动词的过去分词Young trees must be watered often.Your mistakes should be corrected right now.The door may be locked inside.Your homework can be handed in tomorrow.二、怎样把主动语态改成被动语态?把主动语态改为被动语态非常简单,可以遵循以下几个步骤:1. 先找出谓语动词;2. 再找出谓语动词后的宾语;3. 把宾语用作被动语态中的主语;4. 注意人称、时态和数的变化。
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语法Grammar in use
被动语态(1)
英语动词有主动语态和被动语态之分。
在主动句中,动词的主语是执行动作的人或物。
在被动句中,主语是动作的承受者。
在英语中被动语态用得很普遍,这样做可以避免用不明确的词作主语,或是将说话的重点放在事件而不是造成该事件的人或物上。
被动语态的构成:be +过去分词。
过去分词不一定指过去。
请看例句:
(1)一般现在时形式:am/are/is +过去分词:
The room is aired regularly. 这个房间定期通风。
The knives are sharpened regularly. 刀定期磨。
(2)一般过去时形式:was/were +过去分词:
She was dressed in red. 她身穿红色衣服。
The windows were opened this morning. 窗户今早是开着的/被打开了
This house was built in 1958.
This house was not built in 1958.
Was this house built in 1958?
I was given ten minutes to decide whether I should reject the offer.
(3) 现在进行时形式:主语+is /are + being +动词的过去分词+(by)宾语
The car is being repaired by them.
A road is being built around the mountain.
A road is not being built around the mountain.
Is a road being built around the mountain?
A new cinema is being built here.
(4)英语中表达感情的动词通常可用于被动式,这些动词如
amuse, embarrass, worry, surprise, interest, upset等:
She is embarrassed. 她感到尴尬。
They were worried. 他们感到担忧。
语法Grammar in use
被动语态(2)
上一次介绍了被动语态的一般现在时和一般过去时形式,这里介绍其现在完成时和一般将来时形式:
(1)现在完成时形式:has/have + been + 过去分词:
The basket has already been emptied. 篮子已经被腾空了。
They have already been invited. 他们已被邀请。
The car has already been repaired by my father.
This book has been translated (翻译) into many foreign languages.
This book has not been translated into many foreign languages. Has this book been translated into many foreign languages?
(2)一般将来时形式:will/shall +be +过去分词:
The floor will be swept soon. 地不久就会扫的。
The knives will be sharpened soon. 刀不久就会磨的。
The thieves will be caught by the policeman soon.
He will be taken to hospital tomorrow
He will not be taken to hospital tomorrow.
Will he be taken to hospital tomorrow?
(3) 过去进行式:was/were +being +过去分词:
I was repairing my car at this time last week.
My car was being repaired at this time last week.
Meeting was being held when I was there.
Meeting was not being held when I was there.
Was meeting being held when you were there?
(4)过去完成时形式:had + been + 过去分词:
I had finished the work by the end of l ast week。
到上星期未为止我已经完成了这个工作。
The work had been finished by the end of last week。
By the end of last year, another new gymnasium had been completed in Beijing.
(5) 情态动词(must ,may ,can): 情态动词+be+过去分词
Your homework must be finished .。