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一、找出Reading部分和Practice部分含有am/is/are done, was/were done, will be done的句子，并试着对句子进行翻译，发现其中的规律 Eg:

1. The fish are then taken and thrown into a big basket by Daming.

2. Cormorant fishing was once practised in lots of places in South-East China.

3. A music show will be held in the school hall at

4 p.m on Tuesday, 4 May.    ......

总结一般现在时、一般过去时和一般将来时被动语态的构成

一般现在时：_________________________

一般过去时：_________________________

一般将来时：________________________

二、被动语态的概念：表示动作与主语之间是被动关系的句子是被动语态

三、主动语态与被动语态之间如何转换 Eg：

动语态

We   visited  the factory  last summer.

主 主语     谓语           宾语               状语

被动语态

The factory  was visited  by us  last summer.

主语              谓语       宾语         状语

歌诀助记 主动语态变被动语态 口诀：

宾变主，主变宾，谓变be done,

时不变，数格必须随被变。

【注意】 1. 主动、被动的时态要一致。

1)Tom often give me gifts.  I am often given gifts by Tom. 2)We visited the factory last year.    The factory was visited by us last year. 3)He read the novel. The novel was read by him. 4)We will plant a lot of trees on the hill next year.      A lot of trees will be planted by us on the hill next year.

2.变成的被动语态的主语与谓语在单复数上保持一致。

He puts the books on the desk.

The books are put on the desk by him.

3. 省略by短语的几个条件

1)不知道、没有必要说出动作执行者时。 Rice is grown well there。

2)强调说明动作的承受者时。   I was sent to teach them English.

3)汉语中有“据说，大家说”等时。   It is said that one day he climbed to the top of a house.

四、被动语态的使用条件

1. 不知道动作由谁发出

Three people were injured in the traffic accident.

2. 由于某种原因没有必要说明动作的发出者。

This book was published in 2000.

3. 需要突出或强调动作的承受者。

This play was written by Shakespeare.

精品小编为大家提供的初二年级下册英语说课稿就到这里了，愿大家都能在学期努力，丰富自己，锻炼自己。

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