高中英语（M2U3）教学资料 Computer.pptVIP

Part 1 Part 2 Part 3 Topic sentence Over time I have been changed quite a lot. These changes only became possible as my memory improved. Tips : When you read , the first thing is to find out the topic sentences to form the main idea Since the 1970s many new applications have been found for me. Part 1 Part 2 Part 3 Supporting details 1.Calculating machine 2.Analytical machine 3.Universal machine 4.PC 5.laptop 1.tubes 2.transistors 3.chips 4.network 5.World Wide Web communications finance trade robots mobile phones medical operations space rockets … True or False? In 1642 I began as a calculating machine and could solve any mathematical problem. My real father was Charles Babbage, who wrote a book and build me in 1936. After I got my new transistors in the 1960s, I became smaller but cleverer and quicker. I was brought into people’s homes in the 1970s. Since my birth I have been built to take the place of human race. F F T T F calculating Alan Turing serve 1642 1822 The analytical machine was made by Charles Babbage. 1936 The computer began as a calculating machine. The computer grew rapidly both in size and in brainpower. Careful reading 1940s The first family of computers was connected to each other. 1970s now Computers had grown as large as a room. 1960s Computers were used in offices and homes. Computers connect people all over the world together. List of uses of computers What people did before computers write letters write by hand or typewriter look in encyclopedia, library, etc Is computer useful? emails word processing search for information List of uses of computers What people did before computers go to the cinema write everything down and put into files and folders watch DVDs store information Computer Reading PC personal computer 2. IT Information Technology 3. PDA Personal digital assistant 4. WWW World wide web 5. 科学技术 Science and technology 6. 人工智能 Artificial intelligence 7. 笔记本电脑 Notebook