被动语态
总课时 ： 第 课时：
主备人：窦艳娥 审核： 吕玉春 课型：复习 教学目标：
1. 复习常用5种被动语态的构成及其用法。 2. 利用被动语态解决实际问题 教学重点：
1. 如何判断动词要使用被动语态。 2. 一般主动语态变被动语态的方法。 课堂教学设计：
一、定义
英语语态有两种：主动语态和被动语态。
主语是动作的发出者为；
二、构成
1. 一般现在时
am/is/are +done
We clean the classroom every day.
The classroom is cleaned by us every day.
2. 一般过去时
was/were+done
He put on a coat.
A coat was put on by him.
3. 一般将来时
shall/will /be going to+ be done
They will plant trees tomorrow.
Trees will be planted by them tomorrow
He is going to write a letter to his mother.
A letter is going to be written to his mother by him.
4. 现在完成时
has /have +been done
Jim has finished the work.
The work has been finished by Jim.
5. 含有情态动词的被动语态
can/may/must/should +be done
I can find him.
He can be found by me.
三、主动语态变被动语态的方法
（主语） （宾语） 主动语态：动作的执行者+谓语动词的主动形式+动作的承受者 被动语态：动作的承受者+谓语动词的被动形式+动作的执行者 （主语） （宾语）
4. want/need/require+doing =want/need/require+to be done 例：My bike needs repairing.
=My bike needs to be repaired.
我的自行车需要修理。
四、课堂练习
（一）改写句子
1. We plant trees in spring every year.
_________________ by us in spring every year.
2. She posted the letter yesterday.
____________________ by her yesterday.
3. Mr Turner gave me a birthday present.
_______________a birthday present by Mr Turner.
5. You may hand in your homework tomorrow.
______________________________ by you tomorrow.
6. She is going to write a letter.
__________________________ by her.
（二）选择题
1. If city noises ____ from increasing，people ____ shout
to be heard even at dinner．
A． are not kept；will have to
B． are not kept；have
C． do not keep；will have to
D． do not keep；have to
2. The fifth generation computers, ____and
perfected now.
A. developed B. have developed
C. are being developed D. will have been developed
3. --- ____ the sports meet might be put off．
--- Yes，it all depends on the weather．
A． I've been told B． I've told
C． I'm told D ． I told
教学反思：