Learning about Language主要内容及教案内容

Unit3 Computers

Learning about Language The General Idea of This Period：

This period includes revision of the text、learning about language. From this period the students will learn how to use some of the key words and expressions in the text and do some exercises for consolidation，and learn how to use the Present Perfect Passive Voice. Teaching Aims：

1. Help the students to learn to use some useful words and expressions. 2. Enable the students to learn how to use the present perfect passive voice. Teaching Important Point：

The usages of the Present Perfect Passive Voice. Teaching Difficult Points：

How to master the usages of some important words and phrases and the Present Perfect Passive Voice? Teaching Methods：

1. Task-based learning. 2. Cooperative learning. 3. Explanation and practice. Teaching Aids：

A multimedia. Teaching procedures Step1 Greetings

Greet the whole class as usual. Step2 Revision Check the words exercises. revolution, network,

simplify, calculate, calculation, mobile, solve,explore, totally, anyhow, finance

Step3

Using the structure : Play a game—What has been developed? 1. Give The Ss the situation : Get into groups of four. Take turns to make the dialogue as lively as you can. 2. Give the Ss some free space: S1:Today network is becoming more and more developed.

I hope raise enough finance to explore it. S2:It can simplify many problems in our life. S3:We can use it solve many things on the computer. S4:Anyhow,we use our mobile phone by network everywhere.…

Step4 Grammer Present Perfect I have lost my wallet.

Mary has been ill for three days. 现在完成时的标志: recently /already/yet/ ,for+一段时间

/ since+时间点，ever, never, so far, until now, up to now, recently,

in the

last/past ……….

Passive Voice Lily's bike was stolen last week.

My windows were broken yesterday. 不及物动词或词组无被动语态,如：

happen, take place, break out, belong to, cost, last ,die, appear，disappear, fail, remain, lie, sit, stand, come true….

Discovering Ask the Ss to discover whether these sentences have something in common.. Help them to learn the useful structure : the Present Perfect Passive Voice.

Step5: Discussion : learning the structure Give some explanations 1构成：

主动语态

被动语态

现在完成时

have/has done----------

I have been told about it many times．

The bridge has just been built．

2. 只有及物动词才有被动语态，不及物动词（词组）没有被动语态, 如:happen, take place,

die, appear, disappear, fail, remain, lie, last, sit ,stand, break out, come true, belong to等．如：

What has happened to your brother? 3. 但许多不及物动词加介词或副词构成的短语动词，相当于及物动词，也可以有被动语态。但短语动词是一个不可分割的整体，变为被动语态时，不可丢掉构成短语的介词或副词。如：

The child has been taken good care of by Grandma Wang all these years. A notice has been put up on the wall. Step6:sentence pattern 1. 现在完成时被动语态肯定句(affirmative)：

主语+ have/has been +过去分词

(past participle) Her motorbike has been stolen.

2. 现在完成时被动语态否定句(interrogative)：

主语+ have/has +not+ been+过去分词

The task has not been finished yet.

3. 现在完成时被动语态一般疑问句( General interrogative sentence )：

Have/Has

+主语

+ been+ 过去分词

(past participle)...?

Have they been sent abroad to study English? 4. 现在完成时被动语态特殊疑问句

(Special interrogative sentence )：

疑问词+

have/has + 主语+ been+过去分词 ...?

How many buildings have been built in this school? Step7: Practice and exercises 1. Change the following sentences into the Present Perfect Passive Voice.

Ⅰ.We have planted some trees around the lake. Ⅱ. My father has locked the door. Ⅲ. Someone has turned off the light. Ⅳ.They will hold the Olympic Games in London in the year 2012. Ⅴ. They have rebuilt the bridge. 2. Put the Chinese into English to complete the sentences. Ⅰ.How many workers _____________ (已派遣) to build the railway?

Ⅱ. — Why does Mary look so unhappy?

— She _________________ (被嘲笑) by her classmates.

Ⅲ.Where ____ the television ________________ (已经修理了)? Ⅳ. It is said that the house ___________________ (闯进了) by two thieves.

Ⅴ. _____ his views _____________ (受到批判) by them?

Ⅵ. The two pens ______________________ (未被拿走) by him.

Ⅶ. The price of a color TV set _______________________ (降价了)

again. Step8 : Summary

Step9 : Homework

Preview using language and finish the exercises page 17