1.revolution 2.calculate 3.logical 4.artificial 5.personally 6.reality 7.technology 8.intelligence 9.simplify 10.application 11.mobile 12.finance 13.explore 14.goal 15.virus 16.signal 17.arise 18.electronic 19.character 20.electronic 21.totally 22.solve

A toy? A handbag?

I am very old now. I was born in China. Many people used me for calculating in the past, but now I am a bit lonely because they don’t like me now. Do you know who I am? abacus Riddles ( 谜语 )

I can be used for calculating. Besides, I can also be used for watching DVD, sending and communicating through the Internet. However, I am not a PC, because I’m small enough for you to take me with you. Do you know who I am? laptop

PDA Personal Digital Assistant I am so small in size that I can fit in your hand. I usually have a small screen usually bigger than a digital phone, however smaller than the smallest laptop, I’m a great way to store telephone numbers, access the internet, make calculations, and so on. Do you know who I am?

I am very small. I can be used for calculating. In China, a lot of students use me when solving mathematical problems. Do you know who I am? calculator

I am very big. Scientists use me to solve some mathematical problems. huge computer Do you know who I am?

robot I’m a machine that works automatically. I can do a wide variety of tasks, especially suitable for doing jobs too boring, difficult, or dangerous for human beings. Do you know who I am?

PC Personal Computer I’m a small, relatively inexpensive computer designed for an individual user. I’m based on the microprocessor technology. At home, people use me to surf the Internet and play games. Do you know who I am?

PDA abacus calculator huge computer PC laptop Can you tell the development of computers? robot

Can you give us the English names of a computer components ( 组件 )?

keyboard 键盘 mouse 鼠标 monitor 显示器 screen 屏幕 speaker 音响 host 主机 components of a computer

main board CPU (central processing unit)

floppy disc DVD ROM USB flash disk

printerscanner modem

screen keyboard mouse monitor DVD-ROM hard disk 1. the part of the computer that looks like a television 2. the part of the monitor that you look at 3. something you use to click on things (files, etc.) 4. the part of the computer that you type on 5. the part of a computer that stores information 6. the part of computer that we can put a CD in Match

WHO AM I? Reading

1. Who is the speaker in this story? 2. What’s the main idea of this passage? A. The development of computers. B. The development and use of computers. C. A machine which is simple-minded. D. Computers may replace human beings. A computer. Prediction( 猜测 )

Scanning to get detail information

Paragraph 1 Topic sentence Supporting details Over time I have been changed quite a lot. 1 calculating machine 2 analytical machine 3 universal machine 4 PC 5 laptop

The analytical machine was made by Charles Babbage. The computer began as a calculating machine ． 1936 The computer grew rapidly both in size and in brainpower. Finish the timeline below. 1940s 1970s The computer had grown as large as a room. I have been used in offices and homes.

Paragraph 2 Topic sentence Supporting details These changes only became possible as my memory improved. 1 tubes 2 transistors 3 chips 4 network 5 World Wide Web

Paragraph 3 Topic sentence Supporting details Since the 1970s many new applications have been found for me. 1 communications 2 finance 3 trade 4 robots 5 mobile phones 6 medical operations 7 space rockets

1. My real father was Charles Babbage, who wrote a book and built me in I began as a calculating machine in Japan in After 1936, I grew rapidly both in size and in brainpower. 4. As time went by, I was made bigger.

1. When was the “universal machine” built? A. In B. In C. In D. In When was the computer the biggest? A. In B. In C. In the 1940s. D. In the 1970s. (3) Choose the best answer.

3. Which of the following is in the right order of time? a. The computer was connected with other computers. b. Alan Turing wrote a book about the computer. c. The computer has been sent to explore the Moon and Mars. d. The computer began to simplify difficult sums. A. a. b. c. d. B. b. c. a. d. C. d. a. c. b. D. d. b. a. c.

Critical thinking 1. How was so much information given in such a short space? The writing is clear and does not waste words. There are no descriptions. 2. What do you think is the tone of the writing? It is natural.

Quiz

I began as a __________ ________ in 1642 in France. In 1822 I was built as an _________ ________. Then in 1936 Alan Turing wrote a book and built a ________ ________. As the years have gone by, I have been made _______ and ________ but I became _________ and _________. calculating machine analytical machine machine Answer: universal smaller cleverer quicker

In the ______ they gave me a family connected by a ________. Now people call it the ________. I have been used in ______ and ______ since the 1970s. So I became PC. Since my _____ I have truly been built to serve the _______ ____. network 1960s Internet human race officeshomes birth

Do you know in what ways computers are used today? Work out a list and compare it with your partner.

search for … see movies

listen to music read books and magazines

send s to friends download music and films

buy things on line play games on the computer

store information take part in chat groups