文档介绍：被动语态专项复习
被动语态基本用法
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。被动语态由助动词be+过去分词构成,时态通过be表现出来。
His brother washes bowls every day
主
谓
宾(受动者)
Bowls
are washed
by
his brother
every day.
改为被动语态
make shoes in that factory.
主语+及物动词+宾语
Shoes are made (by them) in that factory.
一般现在时:
变为被动语态
S(主语)+am/is /are +过去分词
They play football on Sunday.
Lucy does the homework in the evening.
They often puters in class.
We make these machines in Beijing.
Football is played by them on Sunday.
The homework is done by Lucy in the evening.
Computers are often used by them in class.
These machines are made in Beijing.
He looked after the little baby yesterday.
主
谓
宾(受动者)
The little baby
was looked after
by
him
yesterday .
2. They bought puters last term.
puters were bought (by them) last term.
一般过去时:
S+was/were +过去分词
They built the tall building last year.
He took good care of his little brother yesterday.
We cleaned our classroom just now.
They used this room for resting.
The tall building was built by them last year.
His little brother was taken good care of by him yesterday.
Our classroom was cleaned by us just now.
This room was used for resting by them.
Tom will clean the room tomorrow.
主
谓
宾(受动者)
The room
will be cleaned
by
Tom
tomorrow.
will finish the work in ten days.
The work will be finished (by them)
in ten days.
一般将来时:
S+ will+be+过去分词