Learning about Languageppt配用优秀获奖教案

遂溪县大成中学

陈俏羽

Save the earth, our only home.

Book 2 Unit 3 computer 现在完成时的被动语态

教学课题

教学目标

人教版高中英语必修2第三单元learning about language 在本课学习中，学生能够：

1）

Get students to know the structure of the present perfect passive voice. 2）

Enable students to use the present perfect passive voice correctly. 3）

Get students to become interested in grammar learning。

教学重点

Get students to master the structure of the present perfect passive voice.

教学难点

Enable students to use the present perfect passive voice correctly. 教学过程

如下

Teaching procedures: Step 1 Lead- in 1.Show some pictures to students. 2 Show some sentences about the present perfect passive voice to students.

Step 2 品味语法

Look at the following sentences and pay attention to the underlined part.

1.The programme has been broadcasted since November.

2. The children have been educated through the game.

3. They have been talked about a lot nowadays.

4. The similar jacket to Jasper has been sold on the internet.

自我探究：1.以上例句用了________________________,

其构成为：____________________

Step 3 归纳总结

1.主动语态即主语为动作的执行者；被动语态即主语为动作的承受者。现在完成时的被动语态同它的主动语态一样，强调过去的动作对现在造成的影响或结果，但主语为动作的承受者，表示“……

已经被……”。

The new school has been set up.

新学校已经建成了。

2. 现在完成时被动语态的肯定式为：have / has + been + done The experiment has been done successfully.

1

遂溪县大成中学

陈俏羽

Save the earth, our only home.

这个实验做得很成功。

现在完成时被动语态的否定式为：have / has + not + been + done Tom’s novel has not been published.

汤姆的小说还没有被出版。

3.现在完成时被动语态的一般疑问句需将have / has提到主语的前面。

即：Have / Has +主语+been done+其他？

Has his bike been repaired?

他的自行车修好了吗？

现在完成时被动语态的特殊疑问句：疑问词

+ have / has been + done Who has been invited?

谁受到了邀请？

4.现在完成时的被动语态表达以下两个概念：

1. 说话时已经完成的动作或出现的结果。

2. 主语是行为动作的承受者。

现在完成时的被动语态由have/has been＋v-ed构成，其中v-ed为过去分词，表示被动。

I have been told about it many times．

The bridge has just been built．

5.在使用现在完成时的被动语态时要注意以下两点：

1. 过去分词前有两个助动词：

have / has和been。

2. 必须表示被动。

Step 4 Practice

1. When and where to go for the on-salary holiday ___ yet.

A. are not decided

B. have not been decided

C. is not being decided

D. has not been decided 2. Every possible means ___ to prevent the air pollution, but the sky is still not clear.

A. is used

B. are used

C. has been used

D. have been used

3. All the preparations for the task___ and we’re ready to start.

2

遂溪县大成中学

陈俏羽

Save the earth, our only home.

A. completed

B. complete

C. had been completed

D. have been completed

4. Some new oilfields ___ since 1976.

A. were opened up

B. has opened up

C. have been opened up

D. had been opened up

5. The silence of the library ___ only by the sound of pages being turned over.

A. has been broken

B. breaks

C. broke

D. was broken

Step 5 Homework

1.

Finish the workbook exercises. 2.

Preview the passage Andy—The Android on page 23.

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