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师梦圆初中英语教材同步人教版九年级全一册Section A Grammar focus 4a—4c下载详情
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We Visited that factory . EMBED Equation.3 主动语态

主语 谓语 宾语

That factory was visited by us . EMBED Equation.3 被动语态

主语 谓语 宾语

方法:

(1)把主动语态的宾语变为被动语态的主语。

(2)把谓语变成被动结构(be+过去分词) (根据被动语态的主语的人称和数和主动语态句子中时态来决定be的形式)。

(3)把主动语态中的主语放在介词by之后作宾语,将主格改为宾格, 有时by短语可以省略。

主动语态 被动语态

He cut down a tree. → A tree was cut down by him.

All the people laughed at him. → He was laughed at by all people.

They make the bikes in the factory. → The bikes are made by them in the factory.

Exercise:

1.The Olympic Games ___________every four years.

A are held B were held C.are holding D.will ho1d

2. --Do you often clean your classroom?

--Yes. Our classroom __________every day.

A. clean B. cleans C. is cleaned

3. Many trees and flowers ______ in our school last year,and they made our school a beautiful garden.

A.plant B.planted C.have planted D.were planted

填空:将主动语态改为被动语态

1. He writes this book.

This book _______?? _______? _______? him.

2. The children will sing an English song.

?An English song ______ ?______ ?_______ by the children.

答案: ACD is written by; will be sung

4. 被动语态常用于以下两种情况:

1.不知道谁是动作的执行者,或者没有必要指出谁是动作的执行者;

Three people were injured in the traffic accident.

This book was published in 2000.

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