主动语态变被动语态专项练习

主动语态变为被动语态专项练习（一）、当我们不知道谁是动作的执行者；（二）、或者只需强调动作的承受者时，要用被动语态。

主动语态变被动语态步骤：

1、主语和宾语交换位置（即将原来的主语变为宾语、将原来的宾语变为主语）；

2、谓语动词变为“be+V过去分词”；

3、主动语态中的主语变为介词by的宾语。

一般现在时的被动语态：am/are/is + V过去分词 play football all over the world.

. Green teaches us this term.

often play basketball after class.

use knives for cutting things.

often helps his mother to do housework.

use cameras for taking photos.

don’t make cars in this factory.

she wash the clothes?

一般过去时的被动语态：was/were + V过去分词 built the Great Wall long ago.

years ago we used the machines to make shoes for children.

watched a match on TV.

washed the car yesterday.

teacher asked the student to bring some photos.

sent a postcard to me yesterday.

boys didn’t do their homework.

you clean the room last night?

一般将来时的被动语态：is/am/are going to + be

+ V过去分词或 will +be+ V过去分词

will write a diary next class.

is going to hold a birthday party.

will have a test tomorrow.

will teach me with my English.

will borrow a book from the library.

’m going to buy a car next year.

are going to finish the work soon.

won’t see a movie this Sunday.

you going to buy a computer?

含有情态动词的被动语态：情态动词(can/must/should/have to)+be+ V过去分词

have to finish our homework on time.

must hand in your homework on time.

should plant more trees.

could play the violin when he was 7.

should speak to the old man politely.

should allow children to choose their own clothes.

can’t see the sun at night.

带有双宾语（宾语既有人又有物）的被动语态:

(1)将间接宾语(人)变为主语，直接宾语(物)不变。

(2)将直接宾语(物)变为主语，一般要在间接宾语前加介词to或for.

often gives me a flower.

my mother told me an interesting story.

will buy me a present.

Xu teaches us physics.

drew him a picture.

often makes me a postcard.

’ll buy him a big house.

usually hear her sing English songs in the morning.

makes her horse work all day.

makes her horse work all day.

感官动词(make,let,have)和使役动词(see,look at,watch,notice,hear,listen to)变为被动语态时要把省略了的to还原出来。

感官动词:make sb do sth

let sb do sth

have sb do sth

使役动词:see sb do sth

look sb do sth

watch sb do sth

notice sb do sth

hear sb do sth

listen sb do sth

saw him fall off the tree.

saw the boy play basketball at 3:00 yesterday. saw him enter the house.

clean our classroom every day.

people speak Englsih.

washed his shoes yesterday.

boss makes the workers work 18 hours a day.

can write a great many letter with the computer.

has brought his book here.

must hand in your compositions after class.