新课标人教版课件系列 《高中英语》 必修2-3.10

Unit 3 Computers Period 2 Reading

Answer for EX1& Ex2 on P56 1.printer 1.floppy disc 2.hard disc 3.monitor 4.keyboard 5.modem 6.floppy disc 7.CD-ROM 1.floppy disc 2. chips 3. monitor 4. modem 5.CD-ROM 6.scanner 7. keyboard 8. printer

Information Technology words and expression 数学的 计算器 信息技术 个人电脑 依...看,据...认为 优点 缺点 算盘 掌上电脑 Mathematical Vt. Calculate Calculator (n.) IT Information Technology PC Personal Computer In one’s opinion advantage disadvantage abacus palmtop

New Words and Expressions 智力 分析机 通用机 晶体管 人工智能 科技革命 功能 Intelligence Analytical machine Universal machine Transistor Artificial intelligence Technological revolution function

How does it change? Earliest computer Nowadays computer Analytical Machine

Who am I ?

Skimming: 1.who is the speaker ? It is a computer. 2.What’s the passage about? It’s about the history of computer.

Scanning: Time 1642 1822 1960s What is the order of the text? 1970s The Analytical Machine was made by Charles Babbage. 1936 1960s The first family of computers was connected by a network. 1970s now The computer began as a calculating machine． 1822 What is the order of the text? Alan Turing wrote a book to describe how computers could be made to work and built a “universal machine”． Computers had new transistors and became Small and thin. 1960s Computers were brought into people's homes． Computers connect people all over the world together.

completing the chart below. The history of computer analytical machine calculating machine universal machine The “father” (inventor) Charles Babbage Alan Turing Internet artificial intelligence PC (desktop /notebook)

Charles Babbage Alan Turing

2. Questions Q1: How did the computer work as an Analytical Machine? The computer followed instructions from cards with holes. Q2: What makes the computer totally change his size. New transistors Q3: In which way did computers talk to humans? Using BASIC.

Q4: how did computer change in its size, intelligence, speed, function Q4: how did computer change in its size, intelligence, speed, function? And how about people’s opinion? Size: Intelligence: Speed: Function: People’s opinion: smaller cleverer quicker dealing with …, communicating with… calculating clever & useful simple-minded

correct the wrong sentences True or False correct the wrong sentences Alan Turing built an Analytical Machine to solve any mathematical problems. People began to realize that the computer got cleverer and quicker with time passing. The computer began to serve the human race since it was brought into people’s homes. 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. a universal machine F T its birth F T I became small and thin but I got cleverer and cleverer, quicker and quicker. And my memory became so large that I couldn’t believe it! F

Group work You are given a chance to design a future computer for yourself. Draw a picture about it and describe(描述) what does it look like. You will be asked to introduce(介绍) your computer. (appearance &functions)

Discussion What can the future computer be like? What can we do by computer in the future? virtual keyboards 虚拟键盘 Nose-top keyboard-vest

Homework: 1.熟读课文,按时间顺序复述课文,记住文中的黑体字. 2.做书上P19EX1和P20EX2 3.看报纸的B2版面 4.阅读导测P19 A篇

What about in the future? robot

Consolidation: Retelling 1642 began … calculating …France 1822 The Analytical Machine … Charles Babbage 1936 Alan Turing … wrote … built … 1960s transistors … smaller connected … share … talk … 1970s brought into … now deal with … communicate … 1960s

What are today's smaller computers like? convenient laptop smaller desktop What are today's smaller computers like? palmtop

Role-play 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.

I began as a _______ ________ in Fill in the blanks: 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___ ___, I have been made ___ ___ ____ but I got ____ ____ ___, ____ __ ____. In the 1960s they gave me a family____ __ __ _____. Now people call it the Internet. I was _____ ____ ____ ___ in the 1970s.So I became PC. Since my birth I have truly been built to serve the human race. calculating machine Analytical Machine universal machine gone by smaller and smaller cleverer and cleverer quicker and quicker connected by a network brought into people’s homes

1.What can the computer be used for? Discussion Internet

Our life has changed! school work games emails music and films chat information photos shopping Our life has changed!