Unit 7 语法知识：被动语态 课件-2022-2023学年人教英语九年级全册
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The trees were planted by him two days ago.
2.Judson invented the zipper in 1893. The zipper was inventedby Judson in 1893.
3.People brought tea to Korea. Tea was brought by People to Korea.
their desks and chairs.
(5). Vegetables and fruits_a_r_e_s_o__ld__(sell) in this shop.
你会通过讲解的方法，将下列五个主动句变成被动句吗？
1.We used the hot ice-cream scoop for serving cold ice-cream.
2.My mom make a cake every week. A cake is made by my mom every week.
3.The people plant many trees on the hill.
Many trees are planted by the people on the hill.
Our classroom was cleaned by us just now.
一般将来时被动语态
Tom will clean the room tomorrow.
主
谓
宾
The room will be cleaned by Tom tomorrow.
结构：S+ will+be+过去分词
一般将来时被动语态练习
world.
(2).The lost boy__w_a_s__f_o_u_n_d____(find) just now. (3).Last year, a large number of trees_w__a_s__c_u_t___ (cut)
down.
(4).The students_a_r_e_ often_t_o_l_d_ (tell) to take care of
人教版九年级
Unit 7 Teenagers should be allowed to choose their own clothes.
语法知识：被动语态
当句子的主语是动作的执行者时，谓语的形式是主动语态。 当句子的主语是动作的承受者时，谓语要用被动语态。
被动语态的标志：被动语态由助动词be+过去分词构成，时态 通过be表现出来。
当动词带双宾时（一个指人的宾语，一个指物的宾语），指人的宾语提前做 被动句的主语时，指物的宾语照抄；如果是指物的宾语提前做被动句主语， 指人的宾语前需加介词“to/for”,常见加to的动词有give，send, teach，write, show, pass, ask, tell…常见加for的动词有make, draw, buy…
使役动词let/make/have,感官动词 see/watch/feel/hear/notice等在主动语态中省略to， 在被动语态中加上to
被动语态特殊情况
He gives me a flower everyday. 被动1 I am given a flower by him everyday.
一般现在时被动语态练习 They play football on Sunday. Football is played by them on Sunday. Lucy does the homework in the evening. The homework is done by Lucy in the evening. They often use computers in class.
总结技巧：
•1.原句宾语变主语 •2.看时态，看人称，灵活使用be • 谓语动词变成过去分词 •3.原句主语需放在by后变宾格形式 •4.其它的成分（定语、状语）不变。
The mooncakes are sold at a low price by him.
你会通过讲解的方法，将下列三个主动句变成被动句吗？
1.The boy cleans the classroom everyday.
The classroom is cleaned by the boy everyday.
结构：S(主语）+am/is /are +过去分词
一般现在时的例题解析
He sells the mooncakes at a low price.
step:1 主语 谓语
宾语 把原主动句中的宾语变为被动句的主语。
step2：找出谓语动词,变成结构是 be+done，sell的过去分词：sold,
step3：原主动句的主语如需要则放在by后面以它的宾格形式出现（注:不需要 则可省略) step4： 其它的成分（定语、状语）不变。
can/may/must/need/would/ should/would/could/might...
情态动词的被动语态练习 He can take care of the baby. The baby can be taken care of by him. Lucy may draw the pictures. The picture may be drawn by Lucy. You must turn off the lights. The lights must be turned off by you.
结构：S+was/were +过去分词
一般过去时的例题解析
Our parents advised us not to go out alone.
step: 1
主语
谓语 宾语 把原主动句中的宾语变为被动句的主语。
step2：找出谓语动词,变成结构是 be+done，advise的过去分词：advised
(5). Computers________ by him last week.
A. were used B. use C. is used D. uses
2.给词的适当形式填空。
(1).Chinese_is__the most widely_s_p_o_k__e_n_ (speak) in the
step3：原主动句的主语如需要则放在by后面以它的宾格形式出现（注:不需 要则可省略)
step4： 其它的成分（定语、状语）不变。
We were advised not to go out alone by our parents.
你会通过讲解的方法，将下列三个主动句变成被动句吗？
1.He planted the trees two days ago.
现在进行时被动语态
Some workers are painting the rooms now．
主
谓
宾
The rooms are being painted by some workers now.
结构：S+ am/is/are + being +过去分词
现在完成时被动语态
We have made twenty more keys．
一般过去时被动语态练习 They built the tall building last year. The tall building was built by them last year. He took good care of his little brother yesterday. His little brother was taken good care of by him yesterday. We cleaned our classroom just now.
被动2 A flower is given to me by him everyday. My mother bought me a computer. 被动1 I was bought a computer by my mother . 被动2 A computer was bought for me by my mother .
→He is believed by us. 4.He bought his children some pens. →Some pens were bought for his children by him. 5.The policeman caught a thief yesterday. →A thief was caught by the policeman yesterday.
小试牛刀
1.单项选择：
(1).Cotton _______ in the southeast of China.
A. is grown B. are grown С.grows D. grow
(2).The Great Wall _______ all over theworld.
A. knows B. knew C. is known D. was known
主
谓语
宾
Twenty more keys have been made by us
结构：S+ have/has + been+过去分词
被动语态特殊情况
They make us do all the work. We are made to do all the work by them. We often hear her sing songs. She is often heard to sing songs by us.
We will have a sports meeting next week. A sports meeting will be had by us next week. Children will take some photos in the schoolyard tomorrow.
Some photos will be taken by children in the schoolyard tomorrow. The headmaster will give a talk this afternoon.
A talk will be given by the headmaster this afternoon.
情态动词的被动语态
Amy can take good care of Gina ．主Βιβλιοθήκη 谓宾Gina
can be taken good care of by Amy
结构：S+ 情态动词+ be+过去分词
(3).The keys _______ _______ by him.
A. did; found
B. were; found
C. was; found D. was; find
(4). Smoking ___ in public places in China.
A. allows B. doesn't allow C. allowed D.isn't allowed
被动语态的句型结构
一般现在时
am /is / are +动词的过去分词
一般过去时
was / were +动词的过去分词
一般现在时被动语态
His brother washes bowls every day.
主
谓
宾(受动者）
Bowls are washed by his brother every day.
→The hot ice-cream scoop was used for serving cold ice-cream. 2.Many boys enjoy the active sports.
→The active sports are enjoyed by many boys. 3.We believe him.
Computers are often used by them in class.
一般过去时被动语态
He looked after the little baby yesterday
主
谓
宾（受动者）
The little baby was looked after by him yesterday
2.Judson invented the zipper in 1893. The zipper was inventedby Judson in 1893.
3.People brought tea to Korea. Tea was brought by People to Korea.
their desks and chairs.
(5). Vegetables and fruits_a_r_e_s_o__ld__(sell) in this shop.
你会通过讲解的方法，将下列五个主动句变成被动句吗？
1.We used the hot ice-cream scoop for serving cold ice-cream.
2.My mom make a cake every week. A cake is made by my mom every week.
3.The people plant many trees on the hill.
Many trees are planted by the people on the hill.
Our classroom was cleaned by us just now.
一般将来时被动语态
Tom will clean the room tomorrow.
主
谓
宾
The room will be cleaned by Tom tomorrow.
结构：S+ will+be+过去分词
一般将来时被动语态练习
world.
(2).The lost boy__w_a_s__f_o_u_n_d____(find) just now. (3).Last year, a large number of trees_w__a_s__c_u_t___ (cut)
down.
(4).The students_a_r_e_ often_t_o_l_d_ (tell) to take care of
人教版九年级
Unit 7 Teenagers should be allowed to choose their own clothes.
语法知识：被动语态
当句子的主语是动作的执行者时，谓语的形式是主动语态。 当句子的主语是动作的承受者时，谓语要用被动语态。
被动语态的标志：被动语态由助动词be+过去分词构成，时态 通过be表现出来。
当动词带双宾时（一个指人的宾语，一个指物的宾语），指人的宾语提前做 被动句的主语时，指物的宾语照抄；如果是指物的宾语提前做被动句主语， 指人的宾语前需加介词“to/for”,常见加to的动词有give，send, teach，write, show, pass, ask, tell…常见加for的动词有make, draw, buy…
使役动词let/make/have,感官动词 see/watch/feel/hear/notice等在主动语态中省略to， 在被动语态中加上to
被动语态特殊情况
He gives me a flower everyday. 被动1 I am given a flower by him everyday.
一般现在时被动语态练习 They play football on Sunday. Football is played by them on Sunday. Lucy does the homework in the evening. The homework is done by Lucy in the evening. They often use computers in class.
总结技巧：
•1.原句宾语变主语 •2.看时态，看人称，灵活使用be • 谓语动词变成过去分词 •3.原句主语需放在by后变宾格形式 •4.其它的成分（定语、状语）不变。
The mooncakes are sold at a low price by him.
你会通过讲解的方法，将下列三个主动句变成被动句吗？
1.The boy cleans the classroom everyday.
The classroom is cleaned by the boy everyday.
结构：S(主语）+am/is /are +过去分词
一般现在时的例题解析
He sells the mooncakes at a low price.
step:1 主语 谓语
宾语 把原主动句中的宾语变为被动句的主语。
step2：找出谓语动词,变成结构是 be+done，sell的过去分词：sold,
step3：原主动句的主语如需要则放在by后面以它的宾格形式出现（注:不需要 则可省略) step4： 其它的成分（定语、状语）不变。
can/may/must/need/would/ should/would/could/might...
情态动词的被动语态练习 He can take care of the baby. The baby can be taken care of by him. Lucy may draw the pictures. The picture may be drawn by Lucy. You must turn off the lights. The lights must be turned off by you.
结构：S+was/were +过去分词
一般过去时的例题解析
Our parents advised us not to go out alone.
step: 1
主语
谓语 宾语 把原主动句中的宾语变为被动句的主语。
step2：找出谓语动词,变成结构是 be+done，advise的过去分词：advised
(5). Computers________ by him last week.
A. were used B. use C. is used D. uses
2.给词的适当形式填空。
(1).Chinese_is__the most widely_s_p_o_k__e_n_ (speak) in the
step3：原主动句的主语如需要则放在by后面以它的宾格形式出现（注:不需 要则可省略)
step4： 其它的成分（定语、状语）不变。
We were advised not to go out alone by our parents.
你会通过讲解的方法，将下列三个主动句变成被动句吗？
1.He planted the trees two days ago.
现在进行时被动语态
Some workers are painting the rooms now．
主
谓
宾
The rooms are being painted by some workers now.
结构：S+ am/is/are + being +过去分词
现在完成时被动语态
We have made twenty more keys．
一般过去时被动语态练习 They built the tall building last year. The tall building was built by them last year. He took good care of his little brother yesterday. His little brother was taken good care of by him yesterday. We cleaned our classroom just now.
被动2 A flower is given to me by him everyday. My mother bought me a computer. 被动1 I was bought a computer by my mother . 被动2 A computer was bought for me by my mother .
→He is believed by us. 4.He bought his children some pens. →Some pens were bought for his children by him. 5.The policeman caught a thief yesterday. →A thief was caught by the policeman yesterday.
小试牛刀
1.单项选择：
(1).Cotton _______ in the southeast of China.
A. is grown B. are grown С.grows D. grow
(2).The Great Wall _______ all over theworld.
A. knows B. knew C. is known D. was known
主
谓语
宾
Twenty more keys have been made by us
结构：S+ have/has + been+过去分词
被动语态特殊情况
They make us do all the work. We are made to do all the work by them. We often hear her sing songs. She is often heard to sing songs by us.
We will have a sports meeting next week. A sports meeting will be had by us next week. Children will take some photos in the schoolyard tomorrow.
Some photos will be taken by children in the schoolyard tomorrow. The headmaster will give a talk this afternoon.
A talk will be given by the headmaster this afternoon.
情态动词的被动语态
Amy can take good care of Gina ．主Βιβλιοθήκη 谓宾Gina
can be taken good care of by Amy
结构：S+ 情态动词+ be+过去分词
(3).The keys _______ _______ by him.
A. did; found
B. were; found
C. was; found D. was; find
(4). Smoking ___ in public places in China.
A. allows B. doesn't allow C. allowed D.isn't allowed
被动语态的句型结构
一般现在时
am /is / are +动词的过去分词
一般过去时
was / were +动词的过去分词
一般现在时被动语态
His brother washes bowls every day.
主
谓
宾(受动者）
Bowls are washed by his brother every day.
→The hot ice-cream scoop was used for serving cold ice-cream. 2.Many boys enjoy the active sports.
→The active sports are enjoyed by many boys. 3.We believe him.
Computers are often used by them in class.
一般过去时被动语态
He looked after the little baby yesterday
主
谓
宾（受动者）
The little baby was looked after by him yesterday