被动语态 课件（18张PPT）

(共18张PPT)
Psaaive Voice被动语态
HERO
BIG
主动语态：
主语
谓语
宾语
I
protect
Hero
by me
两种语态
is protected
被动语态
主语
谓语
宾语
I
protect
Hero
Hero
is protected
by me
找不同
主动语态：
主语
谓语
宾语
被动语态：
主语是动作的执行者
主语是动作的承受者
主语
谓语
宾语
被动语态的构成
eg : I am protected by Baymax.
Mike was beaten by two thieves yesterday.
We are invited to the concert.
Main structure:
be + done（及物动词的过去分词）
以下哪些句子是被动语态？
A. My mother is cooking in the kitchen.
B. Dinner was cooked by my father yesterday.
C. The work will be finished by them in 3 days.
D. The students have travelled to America.
E. The rooms are being painted by the workers now.
Tip：
1. be+及物动词过去分词
2. by+宾语(可省略）
will be finished
was cooked
are being painted
被动语态的时态
was/were done
am/is/are done
shall/will be done
现在
过去
将来
进行式
一般式
完成式
am/is/are being done
was/were being done
have/has been done
had been done
shall/will have been done
by him.
主动语态变被动语态
1.主动句的宾语变为被动句的主语（人称代词宾格要改为主格）
cooked
the meal
The meal
He
2.主动句的谓语动词变为be+过去分词（注意时态）
过去时
was/were done
was cooked
3.主动句的主语变为被动句的by+宾语（人称代词主格要改为宾格）
变化口诀
宾变主来, 主变宾;
谓变be done, 时不变;
注意数格，抄其余。
Hi, kids.
I'm low on battery.
Finish the tasks and help me recharge!
Task 1
1.
2.
3.
Chinese is spoken by many people in the world.
The flowers were watered by Lucy yesterday.
Some photos will be taken by them tomorrow.
将下列句子改为被动句
一般现在时
is/am/are done
Many people speaks Chinese in the world.
Lucy watered the flowers yesterday.
They will take some photos tomorrow.
一般过去时
was/were done
一般将来时
will be done
Task 1
4.
5.
6.
The trees are being planted by the students now.
The toy has been found by her.
The cakes can be made by Lucy.
现在进行时
is/am/are being done
The students are planting the trees now.
She has found the toy.
Lucy can make the cakes.
现在完成时
have/has been done
含情态动词
情态动词+ be done
将下列句子改为被动句
Thanks, kids.
Keep on fighting!
Learn more about Passive Voice!
不可转为被动句的主动句
A. 宾语是反身代词时
You should help yourself.
1. 受宾语限制不能转为被动语态
B. 宾语是主语身体的一部分时
He shook his head.
C. 宾语是doing或不定式
Mike likes listening to music.
D. 宾语是同源宾语时
They live a happy life.
不可转为被动句的主动句
She has blue eyes.
2. 谓语动词为某些状态动词时，如：have,own,possess等
C. The little girl dreamed a sweet dream.
B. She said to herself.
Task 2
大白误以为所有句子都可以用被动语态，我们帮他纠正错误吧！
C. A sweet dream was dreamed by the little girl.
A. You should help each other.
A. Each other should be helped by you.
B. Herself was said to by her.
01
句子结构
02
变化规则
be + done (注意具体时态和人称变化）
不可变为被动句的情况：
①受宾语限制
②谓语动词为某些状态动词
03
特殊情况
Summary
宾变主来, 主变宾;
谓变be done, 时不变;
注意数格，抄其余。
You all did a good job!
Practice makes perfect!
Thanks for your listening !