牛津深圳版(广州沈阳通用)八年级英语下册module 2 unit 3---4 grammar revision 教学课件 共17张ppt

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名称 牛津深圳版(广州沈阳通用)八年级英语下册module 2 unit 3---4 grammar revision 教学课件 共17张ppt
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版本资源 牛津深圳版
科目 英语
更新时间 2019-01-22 00:00:00

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课件17张PPT。Passive voice被动语态主动语态与被动语态 Active sentences tell us who or what does something.
当句子的主语是动作的执行者时,谓语的形式是主动语态。Passive sentences often do not tell us who or what does something.
当句子的主语是动作的承受者时,谓语要用被动语态。His brother washes bowls every day.主谓宾(承受者)Bowls are washedbyhis brother every day.将下面句子改为被动语态主动变被动的三部曲:
1. 原宾语变主语 2. 谓语主动变被动 3. 原主语变为by+sb.Complete the sentences in the passive form. is paintedwas paintedwill be paintedhas been paintedcan be painted被动语态的一般疑问句:一般疑问句的结构:
Be(Am/Is/Are/Was/Were) + 主语 + 过去分词…?
Will + 主语 + be + 过去分词…?注意:永远不能漏掉中间的be总结:
情态动词被动语态的结构:肯定句:have/has + been + past participle
否定句:have/has + not + been + past participle
疑问句:Have/Has + sb./sth. + been + past participle注意:永远不能漏掉中间的been总结:
现在完成时被动语态的结构:不及物动词和某些动词没有被动语态,
例如happen, take place, die, belong, cost, sleep, begin, start, sell well, break down, break out,感官动词feel, taste, smell, sound, look也没被动。
关于被动语态的几点补充:A car accident took place yesterday.
This book sells very well.
This bike belongs to me.
The stone feels cold.2. 动词短语用于被动语态时,应当看做一个整体,不可以去掉里面的介词或副词。e.g.1. We take good care of our books.→Our books are taken good care of. e.g.2. My mother woke me up at five
this morning.→I was woken up by my mother at five
this morning.3. 在主动句中有两个宾语时,可将其中任何一个宾语变成被动句的主语。如果将sth.变为主语,则sb.前面要加上介词for或to。e.g. I sent him a present. → e.g.2. She bought us some cakes. → He was sent a present by me. A present was sent to him by me. →We were bought some cakes by her.
→Some cakes were bought for us by her.
注意以下介词搭配:buy, cook, make sth. for sb.
give, send, teach, show, tell, pass , offer sth. to sb.4. 在主动句中,make, let,
see, watch, hear 等后面的不定式
不带to,但在被动语态中要带to.e.g. We saw the boy go into the room.
The boy was seen to go into the room.
eg. They made him cry.
He was made to cry by them.They play football on Sunday.
Lucy does not the homework in the evening.
We make these machines in Beijing.
Football is played by them on Sunday.The homework is not done by Lucy in the evening.These machines are made by us in Beijing.They built the tall building last year.
We cleaned our classroom just now.
They didn’t use this room for resting.
The tall building was built by them last year.Our classroom was cleaned by us just now.This room was not used for resting by them.We will have a sports meeting next week.
Children will take some photos in the
schoolyard tomorrow.
The headmaster will not give a talk this afternoon.
A sports meeting will be had by us next week.Some photos will be taken by children in
the schoolyard tomorrow.
A talk will not be given by the headmaster this afternoon.Rewrite the sentences in the passive form. ? The task must be completed by Alice today.? The invitation should be sent to Mr Li.? The problem cannot be solved by them. Can we take the books out of the library?Can the books be taken out of the library?Rewrite the sentences in the passive form. ? Ten robbers have been arrested by the police in New Town.? The photographs haven’t been taken by them yet.? The fax has been sent to the office by Mary.Has Class One already cleaned the wall?Has the wall already been cleaned by Class One?