Learning about Languageppt专用说课稿内容

Unit 3 computer

( learning about language) I. Teaching Aims: 1. Help the students to learn to use some useful words and expressions. 2. How to use the present perfect passive voice. II. Teaching Important point: The use of the present perfect passive voice. III. Teaching Difficult points: How to master the usages of some important words and phrases and the present perfect passive voice. IV. Teaching Methods: 1.

Task-based learning. 2.

Cooperative learning. 3.

Explanation and practice. V. Teaching Aids: 1. A tape recorder. 2. A multimedia. VI. Teaching time: 40’

VII: Teaching Procedures: Step 1. Revision

4’

Retell about the history and development of computers. Step 2. Words and expressions. 15’

Task 1 Page 19 .Ex1. The answers: revolution

network

simplify

calculate

mobile

solve

explore

totally

anyhow

finance Task 2 Page 19. Ex 2 The answers: explore

Web

technology

artificial

applications

intelligent

logically

reality Task 3 Page 19. Ex 3 Write your story: use the outline

When I was young

__________________. At the time

__________________________. Over time

____________________________. As time went by

______________________ . By the time

___________________________ . As a result

______________________________ . From then on

____________________________. Now

___________________________________. As I grow older ________________________________. Step 3. Grammar；15’

1. Presentation:

(1). Revise the grammar: the present passive voice. Am/is/are + done (2). Revise the grammar: the present perfect voice.

Have/has + done (3). Explain the grammar：the present perfect passive voice.

Have/has been + done 2. Practice: （1）A new teaching building _______ ______ _____ ________ (已经被建造) in our school. （2）

Professor Li will give us a lecture, but when and where ______ _______ _______ (还没有确定) （3）Although the causes of cancer _____ ____ ____ （已经被揭示），

we don’t yet have any practical ways to prevent it.

(4) The students _____ ______ _____ (已被告诉) to look after their desks and chairs.

Task 1 Page 20 Ex 2 The 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 has just been attacked by an unknown virus. (4) The problem has not been solved by us yet. (5) The computers have been given away to a local school by the company. (6) A kind of intelligent robot has been developed by the scientists. Task 2 Ex3 Underline the use of the present perfect passive voice in the following poem. The answers: has been washed

has been combed

have been cleaned

have been planted

has been cut

have been swept. Step 4. Summary 6’

The present perfect passive voice:

It has been decided to give everyone free computer training during the holidays (by the government) Structure: subject + have/has been done + object. Step 5 .Homework

Finish page 56 Ex1.2.3 Step 6. Record after teaching