Learning about Languageppt课件教学实录

Book2 Unit3 Learning about Language

Core competences of the English subject: 1. Language ability:

1. Get the students to learn definition the The Present Perfect Passive Voice and master it’s different structures. Besides, enable the students’ ability to apply it in daily use. 2. Traits of thinking

The students will have to distinguish it with different passive voice which will require to have to lay a solid foundation about the grammar knowledge and be as cautious as they can when using it. 3. Learning ability

In order to complete the activities, the students will need to work as an individual as well as in groups. Teaching methods:

fast reading, detailed reading , discussing, and practicing

Teaching aids: the multimedia Teaching steps: StepⅠ.

Introduction 现在完成时的被动语态

表示被动的动作在说话之前已经完成，强调过去的动作对现在造成的影响或产生的结果. StepⅡmain structure

①肯定式

have/ has been done

(has只用于第三人称单数，其余人称用have)

The party has been planned since last month.

②否定式

have / has not been done

They haven’t been told about it yet.

③一般疑问句形式

Have / Has +主语+ been done

—Have his books been sold out? —Yes. So you can’t buy one now.

④特殊疑问形式

疑问词+have / has been done

How many experiments have been done by the students this month?

StepⅢ.

★

现在完成时的被动语态通常有以下两种情况：

1).表示过去开始的被动动作一直持续到现在,常与之连用的时间状语有：

for+一段时间, since+时间状语(从句)，these days, so far, up to now, in the last/ past few years等.

This class have been taught by Mr. Brown for two years. 自从他来到中国之后他的中文有了很大的提高.

2).表示某被动动作对现在造成的影响或结果. 常与already, yet, just, ever, never, recently等连用.

I have already been introduced to our new manager.

★attention ：

1)并不是所有动词都有被动语态

如:happen, take place, break out, belong to, cost, last等

Great changes have been taken place in China since 1978.

2).带有双宾语的动词, 如give, send, bring, take, teach, show, tell, make, sing, write, read, sell, buy, tell, pay, lend, pass, promise等. 变为被动语态时, 可将其中一个宾语变为主语，另一个保留不动. We have given him the book. →He has been given the book.

→The book has been given to him.

Step Ⅳ. Practice

1. Her play ________________ (make) into at least ten different films over the past years. 2. I'm confident that you _______________

(admit) into that university. 3. You know, the experiment ______________ (repeat) three times, with similar results each time. 4. The computer ________________ (repair); you can use it now.

5. About 300 buildings and houses____________(destroy) in the earthquake last week. Step V. Summary

Lead students to have a recall of the main points of the present perfect passive voice. Step. VI. Homework Have a revision of the lesson and finish the workbook.