人教新课标版高一必修2Unit 3 Computers-Reading 课件3

1、Reading Reading 1. What is PC? Speak the name on the whole.Personal computer.2. What is IT?Information Technology.3. What is CD-ROM?Compact disc read-only memory.4. What is PDA?Personal digital assistant.5. What is W.W.W?World wide web.6. 科学技术科学技术Science and technology7. 人工智能人工智能Artificial intellige

2、nce8.笔记本电脑笔记本电脑Notebook computer9. Who was the first person to devise the first computer? Charles Babbage invented an Analytical machine in 1822.10. Who was the computers real father?Alan Turing.1243566. hard discLabel each part1. monitor 2. screen3. CD-ROM4. mouse 5. keyboardReadingReading1. Look t

3、hrough the passage to find out who the speaker is. 2. What is the main idea of the whole passage? A. The early development of the computer. B. The late development of the computer. C. The importance of the computer. D. The history of the computer. 3. In what order is this passage arranged(安排）安排）?It

4、is a computer.ListeningListeningTime. Can you put them in an Can you put them in an order according to the order according to the time when they appeared?time when they appeared? ( ) analytical machine ( ) laptop ( ) calculating machine ( ) robot ( ) PC ( ) universal machine 251643 Timeline1642: _18

5、22: The Analytical Machine was made by Charles Babbage. _ _1940s: _ The first family of computers was connected to each other.1970s: _ Now: _The computer began as a calculating machine.Alan Turing wrote a book to describehow computers could be made.Computers connect people all over the world togethe

6、r.1960s:Computers were used in offices and homes.The computer grew as large as a room.ScanningScanning1936:Para 1Para 2Para 3Topic sentenceSupporting municationsfinance. Read the passage carefully and find the topic sentence of each paragraph and the supporting details.Careful readingCareful reading

7、calculating machineanalytical machineuniversal machinePC( desktop)laptopPara 1: Over time I have been changed quite a lot.Simplify difficult sums.Think logically and produce an answer quicker than any person.Solve any difficult mathematical problem.Used in offices and homes.Para 2: These changes onl

8、y became possible as my memory improved. tubestransistors chipsnetworkWorld Wide WebPara 3: Since the 1970s many new applications have been found for municationfinancetraderobotsmobile phonesmedical operationsspace rocketsproviding a life of high quality Every coin has two sides, so does the Interne

9、t. Think about the advantages and disadvantages about it to us students.Advantages:Disadvantages:Computer and Internet type my homeworkdraw picturesplay gamescommunicate with my friendsgather information for my lessonslisten to musicwatch movies Bad for our eyes and health A waste of time and money

10、Make people isolate from their friends Some people especially the teenagers abandon (沉迷于沉迷于) themselves to the computer games and chatting on the Internet. As a result, they have little time to study . Some people use the computer wrongly. Useful phrasesa calculating machinean analytical machinecard

11、s with holestechnological revolutiona universal machineartificial intelligencego byby internethuman race计算器计算器分析机分析机穿孔卡穿孔卡技术革命技术革命万能机万能机,通用机器通用机器人工智能人工智能走过，过去走过，过去通过网络通过网络人类人类other useful words and expressions about computerNetwork 网络网络Website站点站点Program程序程序Virus病毒病毒Hacker 黑客黑客Download 下载下载Software 软件软件Hardware 硬件硬件Upload 上传上传Home page 主页主页P