2. Made by Yang Lirong

3. Guess! A toy? A handbag?

4. 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 Guess more:

5. 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

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

7. A huge computer A PC Palmtop

8. Who am I ?

9. Skimming: Go over the story to find out who the speaker is. Write down 3 sentences to support your idea. It is a computer. ● I was able to share my knowledge with others through the World Wide Web. ● ”My real father was Alan Turing....” ● I was built as an Analytical Machine by Charles Babbage.”

10. 1642 The Analytical Machine was made by Charles Babbage. 1936 1940 s The first family of computers was connected to each other. 1970 s now Timeline The computer began as a calculating machine ． 1822 Alan Turing wrote a book to describe how computers could be made to work ． Computers had grown as large as a room. 1960s Computers were used in offices and homes ． Computers connect people all over the world together. Scanning:

11. True or False 1.Alan Turing built an Analytical Machine to solve any mathematical problems. 2.People began to realize that the computer got cleverer and quicker with time passing. 3.The computer began to serve the human race since it was brought into people ’ s homes. 4.Since the 1970s, the computer was used by people around the world through the Internet. 5. The larger the computer is, the more memory it has. F T F T F

12. 1. Choose the best answers 1) What’s the main idea of the text? A. The computer wants to find “who he is”. B. The functional change of the computer. C. The computer becomes popular around the world. D. The history of the computer. Comprehending:

13. 2) What can you infer from the text? A. The computer has artificial intelligence. B. The computer changes a lot over the years. C. The computer was not connected by a network until in the early 1960s. D. Now the computer can only be used to deal with information.

14. Q1: How did the computer work as an Analytical Machine? The computer followed instructions from cards with holes. 2. Questions

15. Q2: In how many ways do we say the computer changed? What are they? Size: Intelligence: Speed: Function: People’ opinion: smaller quicker cleverer calculating----dealing with …, communicating with… clever & useful

16. 1642 began … calculating …France 1822 The Analytical Machine … Charles Babbage 1936 Alan Turing … wrote … built … 1940s As large as connected … share … talk … 1970s Become very important in … now deal with … communicate … 1960s Consolidation: Retelling

17. 1.What can the computer be used for? Task 2. Discussion

18. school work games emails music and films chat information photos shopping

19. palmtop smaller desktop convenient laptop

20. 2.What about in the future? virtual keyboards 虚拟键盘 Nose-top keyboard-vest

21. robot What about in the future?

23. Suppose you are a reporter. Now you are interviewing Mr. / Miss Computer. Sample questions:  What do you like to eat?  What are your hobbies?  What is your newest function( 功能 )?  Can you say something about your future plan? etc. … Task 3. Role-play

24. Homework: 1.Review the passage 2. Do Ex. 1-3 on P19-20. 3. Read the story about Bill Gates.