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。 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 ) Bowlsare washedbyhis brother every day. 改为被动语态

1.They 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： S( 主语） +am/is /are + 过去分词

They play football on Sunday. Lucy does the homework in the evening. They often use computers 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.

2. They bought ten computers last term ． Ten computers 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.

3.They 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

We will have a sports meeting next week. Children will take some photos in the schoolyard tomorrow. The headmaster will give a talk this afternoon. A sports meeting will be had by us next week. Some photos will be taken by children in the school tomorrow. A talk will be given by the headmaster this afternoon.

4 ． Amy can take good care of Gina ． Gina can be taken good care of by Amy. 情态动词： S+ can/may/must/should + be+ 过去分词

1.He can take care of the baby. 2.Lucy may draw the pictures. 3.You must turn off the lights. 4.They should learn English well. The baby can be taken care of by him. The picture may be drawn by Lucy. The lights must be turned off by you. English should be learned well by them.

Some workers are painting the rooms now ． The rooms are being painted by some workers now. 现在进行时： S+ am/is/are + being + 过去分词

We have made twenty more keys ． Twenty more keys have been made by us. 现在完成时： S+ have/has + been+ 过去分词

各种时态的被动语态构成 一般现在时： 一般过去时： 一般将来时： 情态动词： 现在完成时： S+ am/is /are + done S+can/may/must/should +be+done S+ will + be + done S+ have/has + been+ done S+ was/were + done 各种时态的被动语态构成

中考被动语态考题 1.The river smells terrible. People must __ dirty thing into it.( 南京市中考题） A be stopped to throw B be stopped from throwing C stop to throw D stop from throwing 2.This book __ often __from the library.( 北京市 中考题） A aren’t take away B taken away C isn’t taken away D be taken away 3.He ____ _____ (tell) to return his books to the library yesterday. ( 黄冈市中考题） was told

5. Another man-made satellite was sent up into space by them last week ( 济南市中考题） —— —— —— another man-made satellite into space last week. 变主动语态 7.People there planted many trees last year. Trees _____ _____ by people there last year. ( 青岛市中考题） 8. They grow vegetables on the farm. The vegetables _______ ______on the farm （上 海市中考题） T They sent up were planted are grown