人教新課標(biāo)版高一必修2Unit 3 Computers-Reading 課件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. 科學(xué)技術(shù)科學(xué)技術(shù)Science and technology7. 人工智能人工智能Artificial intellige

2、nce8.筆記本電腦筆記本電腦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計(jì)算器計(jì)算器分析機(jī)分析機(jī)穿孔卡穿孔卡技術(shù)革命技術(shù)革命萬能機(jī)萬能機(jī),通用機(jī)器通用機(jī)器人工智能人工智能走過，過去走過，過去通過網(wǎng)絡(luò)通過網(wǎng)絡(luò)人類人類other useful words and expressions about computerNetwork 網(wǎng)絡(luò)網(wǎng)絡(luò)Website站點(diǎn)站點(diǎn)Program程序程序Virus病毒病毒Hacker 黑客黑客Download 下載下載Software 軟件軟件Hardware 硬件硬件Upload 上傳上傳Home page 主頁主頁P(yáng)