Learning about Language优质课教案

（人教新课标必修2） Unit 3 Computer Learning about Language 教学设计

瓜州县第一中学甘永清

I. Teaching Introduction This is the fourth teaching period of this unit. To test whether students have grasped the important and difficult language points they learned in the last period, the teacher should first offer some revision exercises. The Pattern “And my memory become so large that I couldn’t believe it.” is a bit important, so special exercise should be designed.

This teaching period mainly deals with the grammar: the present perfect passive voice. Firstly, the teacher can ask students to read the reading passage again, tick out the sentences in the present perfect passive voice from the reading passage and translate them into Chinese. Secondly, compare and discover the structure and usages of the present perfect passive voice by giving a lot of example sentences. Thirdly, do the exercises in Discovering useful structures on page 21 and more exercises for students to master the present perfect passive voice. Finally, summarize the present perfect passive voice. II .Teaching goals: (I.)Knowledge goals

1. Use words and expressions correctly 2.Get students to know the structure of the present perfect passive voice. 3.Let students learn the usages of the present perfect passive voice. (II.) Ability goals Enable students to use the present perfect passive voice correctly and properly. (III.)Emotion goals 1.

Get students to become interested in grammar learning. 2.

Develop students’ sense of group cooperation.

III. Teaching important points 1. Use words and expressions correctly 2.Get students to master the structures and usages of the present perfect passive voice. IV .

Teaching difficult points

Enable students to learn how to use the present perfect passive voice correctly. V. Teaching methods 1.

Task-based teaching and learning 2.

Cooperative learning and practice VI. Teaching procedures Step 1 Revision ( 5 minutes) 1.

Check the homework exercises. 2.

Dictate some new words and expressions. 3.

Translate the sentences into English: 1)

他太聪明了，大家都喜欢他。

2)

他是一个如此聪明的男孩，以致于大家都喜欢他。

3)

他取得如此大的进步，以致于老师们都对他很满意。

4)

他出了太多的差错，所以考试失败了。

Suggested answers: 1)

He is so clever that everybody likes him. 2)

He is such a clever boy that everybody likes him. 3)

He made such great progress that the teachers were pleased with him. 4)

He made so many mistakes that I failed the exam. Step 2 Learning about Language I. Fill the word or expression for each of the following meanings from the text. 1 _________ complete change in ways of thinking, working, etc 2 ________ connected computer system. 3 _________ to make things easier. 4 _________ to find the answer using numbers. 5 _______can be moved easily from place to place. 6 _______ to work out the answer to a problem. 7 _______to travel around an area to find out about it.

8 _______ completely 9 ________ anyway 10 _______ activity of managing money Suggested answers: 1.

revolution 2.network 3.Simplify 4.calculate 5.mobile 6.solve 7.explore 8. totally 9.anyhow 10.finance II. Complete the passage with the words below.

Artificial technology intelligent applications explore web reality logically

My brother was very interested in computers and enjoyed writing programs of his own. He used to download information from the Internet and madegood use of it. He liked to ________ the World Wide _______ and used the Internet to communicate with computer programmers all over the world. When he went to university he studied IT (information ___________)and developed a special in ________intelligence. After developing special ____________of the computer, he hopes to design an __________ robot which can think ________ and look like human being, but in ________ he was a long way to go. Suggested answers:

exploreWebtechnologyartificialapplications Step 3. Grammar revision ( 8 minutes)

1.

Review the passive voice 1)

被动语态的结构：be + p.p. 2)

一般现在时被动语态的结构：am/is/are (not)+p.p. 3)

一般过去时被动语态的结构：was/were (not)+p.p. 4）含有情态动词被动语态的结构：

can/could/may/might/will/would/shall/should/must/need(not)+be + p.p. 5）一般将来时被动语态的结构：will (not)/be (not) to+ be+ p.p.

2. Fill in the blank with the right form of the verb given. 1) Running races (hold) on the playground yesterday. 2) Food (serve) between 12:00 and 14:00 every day. 3) Nobody can (allow) to enter the stadium without a ticket. 4) Whoever breaks the law, he (punish). Suggested answers: 1)

were held 2) is served 3) will be allowed 4) will be punished Step 4. Grammar learning ( 15 minutes) 1.

Discovering Ask students to look at the exercises 1 on page 21. Look at the following sentence, paying attention to the underlined part. EXAMPLE: Over time I have been changed a lot. Ask students to go back to page 18 to read the passage

Who am I ?, let them pick out the sentences in the present perfect passive voice and translate them into Chinese. Suggest answers: 1)

Over time I have been changed quite a lot. 随着时间的逝，我已经被改变了许多。

2)

I have been used in offices and homes since the 1970s. 自从20世纪70年代以来，我已经被应用于办公室和家庭。

3)

I never forget anything I have been told. 我从来不会忘记告诉我的任何事情。

4)

Since the 1970s many new applications have been found for me. 自从20世纪70年代以来，许多新的用途已经为我开发出来。

5)

I have also been put into robots and used to make mobilephones 我也已经被装入机器人体内，并应用于制造移动电话

6)

I have even been put into space rockets

我甚至已经被装入太空火箭

2．Thinking Let students look at the tense used in the sentences they picked out and think over this question: What is the structure of the present perfect passive voice? 3. Summing up The structure of the present perfect passive voice is “have/has+ been + p.p.”. It is a combination of the present perfect tense (have/has + done) and the passive voice (be + p.p.).

Ask students to turn to page 87 and look at the chart of the present perfect passive voice. 现在完成时的被动语态的构成（以动词ask为例）

肯定式

I have You have He/She/It has We have You have They have been asked…

I have You have He/She/It has We have You have They have

Step 4 Grammar practice ( 12 minutes) Ask students to finish the exercise 2 and 3 on page 21. Exercise 2 Change the following sentences into the present passive voice. 1.

My friend has bought a new personal computer. 2.

The shop has repaired my computer very quickly. 3.

An unknown virus has just attacked my computer. 4.

We have not solved the problem yet. 5.

The company has given its computers away to a local school. not been asked…

否定式

Have I Have you Has he/she/it Have we Have your Have they

疑问式

been asked…?

6.

The scientists have developed a kind of intelligent robot. Suggested answers: 1.

A new personal computer has been bought by my friend. 2.

My computer has been repaired by the shop very quickly. 3.

My computer had just been attacked by an unknown virus. 4.

The problem has not been solved by us yet. 5.

Its computers have been given away to a local school by the company. 6.

A kind of intelligent robot has been developed by the scientists. Exercise 3 1. Underline the use of the present perfect passive voice in the following poem. Then fill in the chart below. Look at the way your face has been washed Look at the way your hair has been combed Look at the way your shoes have been cleaned You’d better do them again.

Look at the way the flowers have been planted Look at the way the grass has been cut Look at the way the paths have been swept I hope that you’ll come here again.

Things that have been done well

Things that have been done badly

Suggested answers: Look at the way your face has been washed Look at the way your hair has been combed Look at the way your shoes have been cleaned You’d better do them again.

Look at the way the flowers have been planted Look at the way the grass has been cut Look at the way the paths have been swept I hope that you’ll come here again.

Things that have been done well the way the flowers have been planted the way the grass has been cut the way the paths have been swept Things that have been done badly the way your face has been washed the way your hair has been combed the way your shoes have been cleaned

2. Read this poem aloud, paying attention to the rhythm and intonation. Then write your own poem. Look at the way Look at the way Look at the way Look at the way Look at the way Look at the way The answer is varies. Step 5 Consolidation ( 2 minutes) Ask the students to close their books, and then recall what have learned in this class. Step 6 Homework ( 3 minutes) 2.

Finish the workbook exercises on page 57. 3.

Finish the exercise as follow and hand it in the next day. 4.

Preview the passage Andy-The Android

on page 23, find the sentences in which the present perfect passive voice has been used and see if you can put it into the active voice. Turn these sentences into the present perfect passive voice

1.

We have made a plan. 2.

He has fixed the computer. 3.

We have bought a new personal computer. 4.

We have found many problems with our new computer. 5.

They have built a PC the way we wanted. 6.

They have just joined our computer to the Internet. 7.

We have used the computer every day since we bought it. 8.

We have written a lot of e-mails on the computer in the past years. Suggested answers: 1.

A plan has been made by us. 2.

The computer has been fixed by him. 3.

A new personal computer has been bought by us. 4.

Many problems have been found with our new computer by us. 5.

A PC has been built the way we wanted. 6.

Our computer has just been joined to the Internet by us. 7.

The computer has been used by us since we bought it. 8.

A lot of e-mails have been written by us on the computer in the past years. V II.Teaching experience: Because the students have some knowledge about the passive voice, most students can accept and master the present perfect passive voice after revision, discovery, analyzing, exercise and summing up. Receive good results. V III. Blackboard design. Unit 3 Computers Period 5. Learning about Language 1.The structure of the present perfect passive voice is: have / has ＋ been＋~ed 1). 现在完成时被动语态的肯定式为：

have / has + been + done 2). 现在完成时被动语态的否定式为：

have / has + not + been + done 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

4). 现在完成时被动语态的特殊疑问句为：疑问词 + have / has + been + done