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人教版高一下册英语必修2教案《Computers》

编辑:

2016-03-14

Difficult points:

Improve the students' integrating skills---reading skill

Teaching Methods:

Ask and answer questions.

Teaching aids:

1. a blackboard

Teaching procedures:

Step I. Greetings.

Step II. Revise the language points in the text

On the go ; add.. to... remind sb of/ about sth

Stay in touch with ; in case of an emergency...

Step III. Reading text.

T: Nowadays computers are widely used in all kinds of fields. With them,

Many things become easier and faster. Can you imagine what will happen to our world in the future? ( Teacher collects the different answers from the students and says the following.) Today we'll read a passage about a robot named Q12. I think you are interested in it. Please turn to Page 62. While you are reading, you may find some words and phrases difficult to understand . Read the passage and find them out.

( After a while, teacher asks to say the difficult words and phrases and help

them guess the meanings.)

T: Now read the passage again and answer some questions.

1. What is the earth ruled by in the year 2374?

2. What happens to human beings by then? What about the world?

3. What does the leader of the human beings decide to do with Q12?

4. Can Q12 be defeated by force?

5. What solution do the students come up with?

Suggested answers:

1. The earth is ruled by a great computer named Q12 that used robots to make people work for it .

2. Human beings have to do everything Q12 tells them to. The world is dark and dirty, and human beings have no room for happiness and fun.

3. The leader of the human beings has decided to something to stop Q12 and

Bring the machines and people back together.

4. It can't be defeated by force.

5. The students come up with a peaceful solution. They will try to teach Q12 about love and friendship in order that they

Language points

1. take over

a. He took over the phone and said to his wife at the other end "I love you ." 把。。。接过来

b. The army took over the administration after the war. 接管

c. The men from Red cross are coming to take over the refugee camps。接收

d. One of the board of directors has resigned and Mr. Brown will possibly take over. 接任

e. Nowadays various types of mouth covers take over . 盛行起来

2. break down 失败; 损坏; 出毛病

a. The plan broke down.

b. The lift broke down yesterday .

3. wonder c.n 奇迹;奇观;奇才 u.n 惊奇; 惊叹

vt. 想知道,极欲知道 vi 对。。。感到奇怪、惊异

a. The Great Wall is one of the wonders of the world.

b. He is a wonder. He could write when he was only one year old .

c. I wonder what really happened.

d. I wonder if she can come here this afternoon.

e. I was wondering about that.

f. They looked at me in wonder.

g. They were filled with wonder.

h. There was a look of wonder in her face .

No wonder 难怪;不足为奇

i. No wonder you are often late .

j. No wonder he loves you so.

k. It is no wonder that so many people have been stricken by the West Lake . It is so beautiful.

4. defeat vt 战胜, 击败 vi 使失败,使落空

n. 战败, 失败, 挫败

a. Our army defeated the enemy .

b. Our class defeats Class Two at basketball .

c. Their hopes were defeated.

d. The first revolution ended in defeat.

e. They would not admit this defeat.

5. force u. n vt 强迫, 迫使

a. She didn't use much force. 力量

b. The thief took the money from the young man by force. 暴力

c. The navy is one of the armed forces .兵力

d. I forced her to do it .

e. We forced the enemy into surrendering .

f. He was forced into the house .

6. come up with 无被动语态(1) 赶上 (2)提出; 提供

a. We shall have to work hard to come up with them .

b. I hope ou can come up with a better plan than this

c. You should come up with a response .

Come up to 达到, 符合

d. come up to standard

e. The water come up to his waist.

f. The concert did not come up to expectations .

Come up (1)走近(2)上来, 上楼

(3) 长出,发芽 (4)发生 (5)提出、提及

g. The seeds haven't come up yet .

h. I'll let you know if anything comes up.

i. Your question came up at the meeting.

7. take steps to do...采取措施做某事 (在63页)

The Chinese government has taken steps to protect the environment .

8. dream of/ about doing (在课文中)

I've never dreamed of /about becoming a rich woman.

Step IV. Homework (writing a letter to Q12)

T: Now you have known only when Q12 is taught about love and friendship, Will Q12 and human beings live together and will the world be beautiful again. Now you must write a letter to Q12 to tell it about love and friendship. Three tips have been given. Please discuss them in groups and finish this. Composition in your homework.

Blackboard Design

Reading text (2)Language points:1. take over 2. break down 3. dream of 4. force 5. come up with .....

P. S. _________________________________________________

_________________________________________________

_________________________________________________

__________________________________________________

The Fifth Period

Teaching Aims:

Review the Present Continuous Passive Voice.

Main and Difficult Points:

1. Master the form and usage of the Present Continuous Passive Voice.

2. Master the question form of the Present Continuous Passive Voice and

The negative form of the Present Continuous Passive Voice.

3. How to use Present Continuous Passive Voice freely.

Teaching Methods:

1. Asking and answering 2. Practising

Teaching Procedures:

Step I. Greetings.

Step II. Presentation for Grammar Study

T: Today we'll learn Grammar--- the Present Continuous Passive Voice.

Please turn to Page 59. In the text " Life on the go" , there are a few sentences in which the present continuous passive voice is used. Now read Par. 2 and find them out .

(teacher give students one minute to prepare it and asks them to read the sentences. Meanwhile, teacher writes them on the Bb. And underlines the

verbs with coloured chalk. )

T: The present continuous passive voice is " be being + p. p" ( write them on the blackboard.) " be" should agree with its subject in person and number

Step III. Practice

A. Exercises on Page 61.

B. Checkpoint 9 on Page 63.

C. Exercises 1 on Page 136

D. If you have time, you can lead the students to read tips on Page 63.

Homework. Finish all the exercises which are undone on the book.

Blackboard Design.

Grammar 1. words and images are being sent throughout the world .2. ...they are being used as cameras and radios. 3. ...New functions are being added to the phones. Form: be being done

P. S. ________________________________________________________

________________________________________________________

________________________________________________________

________________________________________________________

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