Learning about Language优质课教案内容

2019-04-22 15:15:00 | 255人点❤ | 1Y币
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Period 2 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 use 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:

1.A tape recorder. 2.A multimedia. Teaching Procedures:

Step 1 Revision T:Boys and girls,in last period we learned something about the history and development of computers.Now who would like to retell the text with the help of these figures? S1:Let me try.In 1642,a calculating machine was used in France.Then in 1922,the Analytical Machine was made by Charles Babbage.It could follow instructions from cards with holes.In 1936,Alan Turing,the real father of computers,wrote a book to describe how computers could be made to work and built a “universal machine”

to solve any mathematical problem.Later,people discovered the computer had “artificial intelligence”.In the 1960s,the computer got his new transistors.Its size was totally changes at that time.And in the early 1960s,the first family of computers were connected to each other.In 1970s,computers have brought into people’s homes.Now computers have been used by billions of people to deal with information and communicate with each other around the world by the Internet. T:Congratulations!You’ve done very well.Now try to do the same to your partners,OK! Step 2 Words and Expressions Task 1 T:Please turn to Page 19 and finish Discovering Useful Words and Expressions.At first,look at Ex.1.From the reading passage,find the words and expressions with the following meanings.Now,ten students will be asked to give the words.Who can?Volunteers! Check the answers together. Task 2. T:Well done.Now please look at Ex 2.and complete the passage with some of the words [来源:.Com][来源学§科§网]

above.Pay attention to the use and the forms of those words. The possible answers:

network

so

that

went by

totally

truly

simple-minded

Anyway

deal with Task 3 T:Please finish Ex.3.Look at the sentences on Page 20.Tick the right word.Then some of you will be asked to read the sentences one by one. The possible answers:

1.Life totally changed when I went to university.

2.I was amazed to find that I won the competition to design a new computer. 3.The competition was so exciting that we cheered all evening.

4.I was so excited at the thought of meeting Yang Liwei that I could not sleep. 5.Robots can be

bought so cheaply that I gave one to each of my friends. 6.It was so unlucky that you lost your watch at the concert. Task 4 T:Please turn to Page 56 and let’s finish Using Words and Expressions.First look at Ex.1.Read through the words in the

right-hand box below.Use some of them to name each part of a computer in the left-hand box.We have known about computer.But who can give us the exact names? The possible answers:

1.floppy disc

2.hard disc

3.scanner

4.modem

5.CD-ROM

6.monitor

7.keyboard

8.printer Task 5 T:Now please look at Ex.2.Complete the sentences with some of the words in the right-hand box above.You can use each word only once.First do the exercise individually,and then check your answers with your partners.And last seven students will be asked to report their answers to the class.

The possible answers:

1.A printer is a machine for printing text or pictures onto paper,especially once connected to a computer. 2.A CD-ROM or disk is the main device that a computer uses to store information. 3.A monitor is used to see your data on a computer. 4.A keyboard is used to put data into a computer. 5.A CPU is often used to connect computers to each other through phone lines. 6.Data can also be stored in a floppy disc,which is small and can be carried easily. 7.A hard disc is a disc that contains computer data.It can store a large amount of data. Step 3 Grammar—The Present Perfect

Passive Voice T:Boys and girls,now please pay attention to the following sentences in the text:

1.As the years have gone by,I have been made smaller and smaller. 2.Since then,my family and I have been used by billions of people to deal with information and communicate with each other around the world by the Internet. 3.I have truly been built to serve the

human race since my birth. T:What verb tense is used in these sentences?And what verb voice is used in these sentences?

Yes,the present perfect passive voice is used in these sentences. [来源学科网][来源学。科。网Z。X。X。K][来源:Z,xx,k.Com][来源:][来源:][来源:]

Can you tell us the structure of the present perfect passive voice? Quite right.The structure of the present perfect passive voice is “subject+have/has been done+object”.The function of present perfect passive voice is indicating verbs’

the present perfect and the passive voice.OK,let’s practise the present perfect passive voice. Task 1 T:Please turn to Page 20.Let’s finish Discovering useful structures. At first,look at Ex.2.According to examples,change the following sentences into the present perfect passive voice.Put the verbs into the correct form. Suggested answers:

1.A new personal computer has been bought. 2.Many problems have been found with our new computer. 3.A PC has been built the way we wanted. 4.Our computer has just joined to the Internet. 5.The computer has been used every day since we bought it. 6.A lot of e-mails have been written on the computer in the last year. Task 2 T:Class,let’s play a game called “What has been decided”.Now,get into groups of four.Your task is to decide what things have been decided for the class.Take turns to make the ideas as interesting and lively as you like.You may finish them according to EXAMPLES on Page 21,(or finish Ex.3 after class.)Then collect the ones you all like best and be prepared to tell them to the class. Suggested answers:

S1:It has been decided that those who know of the computer will be asked to say something in class. S2:It has been decided that those who didn’t clean the blackboard will be asked to come into office after school. Task 3 T:Now,please turn to Page 57.Finish using structures.First,look at Ex.1 and change the following sentences according to the model,and pay attention to the passive voice form.First do the exercise individually,and then check your answers with your partners.After that we’ll check the answers in class. Step 4 Homework T:OK,it’s almost time for a break.Now look at Ex.2 on Page 57.Translate the following sentences into English after class.The words and expressions in brackets may help you. Step 5 The Design of the Writing on the Blackboard Unit 3

Computers

Period 2 The Present Perfect Passive Voice 1.As the years have gone by,I have been made smaller and smaller.

2.Since then,my family and I have been used by billions of people to deal with information and communicate with each other around the world by the Internet. 3.I have truly been built to serve the human race since my birth.

Structure:

“subject+have/has been done+object”

[来源学§科§网Z§X§X§K][来源学。科。网Z。X。X。K]Step 6 Record after Teaching

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