语法专项：被动语态

 

课前延伸

课前复习与预习：1.朗读并复习记忆课本p203-p206动词的过去分词。

2.自主预习课本p175-p178页，各种时态的被动语态，为本节课的学习做好准备。

 

  课内探究

预习检测：

一、         写出下列动词的过去分词。

be________begin________bring________ buy________

catch_________choose________cost_________do_______

draw_________eat________speak________give________

fly_________ grow________ hold________ know_______

二、         将下列句子变为被动语态。

1.      Tom studies English every day.

_______________________________

2.      We plant trees on Mar.12^th every year.

_______________________________

3.      They chose Tony last time.

________________________________

4.      They will show the Games on television.

________________________________

5.      Xiao Liu has invited you to a lunch party. 

___________________________________

目标导航

1.知识与能力目标：掌握及物动词的过去分词和各种时态的被动语态的结构规律。学会运用各种时态的被动语态表达自己的观点。

2.过程与方法：通过自主学习与合作探究掌握被动语态的用法。

3.情感态度与价值观：在生活中让自己做一个积极主动的人，培养自己的主人翁精神。

 

自主学习：

语态的种类：

主动语态：主语是谓语动作的执行者。

被动语态：主语是谓语动作的承受者。

主动：Children love these songs.

被动：These songs are loved by children.

1.把主动语态的宾语变成被动语态的主语。 2.把主动语态的谓语变成被动语态的be + 过去分词，时态要与原句保持一致。 3.把主动语态的主语变为介词by 的宾语，放在被动语态里谓语动词之后，by 短语可以省略。

 

对照表格学习各种时态的被动语态的结构

Tense	Active voice	Passive voice
一般现在时	do, does	am/is/are done
一般过去时	did	was/were done
一般将来时	will do am/is/are going to do	will be done am/is/are going to be done
现在完成时	have/has done	have/has been done
现在进行时	am/is/are doing	am/is/are being done
过去进行时	was/were doing	was/were being done
情态动词	can/could/must do	can/could/must done

 

Look at the following sentences and find out the differences.

1.      Football is played all over the world.

2.      A bank was robbed yesterday.

3.      The hill will be covered by trees in a few years.

4.      A satellite is going to be sent up into space.

5.      The food has been eaten up already.

6.      The earth is being polluted now.

7.      Today information can be received online.

Have a summery：不同时态的被动语态不同的是_______ 的形式不同。

巩固练习：（见幻灯片）

达标测试:

将下列句子变为被动语态。

1.      We use knives to cut things.

_________________________________________

2.      We built this bridge in 1998.

_________________________________________

3.      People will never forget the accident.  

_________________________________________

4.      Tom isn’t writing a letter.

_________________________________________

5.      He was reading a book at this time yesterday.

_________________________________________

6.      They haven’t planted 2000 trees in the last 3 years.

_________________________________________

7.      They must finish the work today.
_________________________________________

 

  课后提升       

1.      整理笔记，进一步巩固各种时态的被动语态的变法。

2.      分层作业：

一、基础题 将下列句子变为被动语态

1、The trees cover the whole mountain.

____________________________________

2、They hold football games on Friday afternoons.

_____________________________________

3、They won’t hold the meeting until next Friday.  

_______________________________________

4、They are repairing the car in the garage. 

________________________________________

5、They have found ways to make waste water clean.  

_________________________________________

6、We must finish the work by six o’clock this afternoon.  
___________________________________________

二、  提高题  用动词的适当形式填空。

St Petersburg, which ____________ (visit) by many tourists, ___________ (consider) as the “Northern Venice”. It ________ (lie) on the bank of Neva River and_________ (build) 300 years ago. At that time, all the palaces ______________ ( well, design) and_____________ (construct 建造). But in 1941, the Germans almost completely __________ (destroy) the city. Although everything was in ruins at that time, the people of St Petersburg said everything _____________ (restore). Thanks to their hard working, now the city _______________________ ( bring back to life). I am sure that this beautiful city _____________(visit) by more and more people.