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课件网) 上 （沪教2025版）八年级 Unit 3 Our digital lives Focusing on culture& Cross-curricular connection&Project 阅读文化拓展与与跨学科项目化优质课 Learning objectives 0 Lead in Pre-reading 2 While-reading Post-reading 4 Cross-curricular connection Project 6 Deepthinking 1 3 5 7 Summary 8 Assessment 9 Homework 10 By the end of the lesson, I will be able to... 1 2 3 4 learn some core words and expressions of the text; retell the story of the computer; learn how to set reasonable rules for using digital devices； discuss and present ideas about digital life. 00 Learning objectives https://www.21cnjy.com二一教育 Lead in 01 https://www.21cnjy.com二一教育 Think: How has digital technology changed the world check the weather on your smartphone have an online class talk to a friend in another city 2. How is the text "The story of the computer" written A. By telling a story with characters and plots. B. By comparing different types of computers. C. By listing events in chronological order. D. By explaining computer technology principles. Pre-reading 02 Skimming 1. What is the main idea of the article subject 按时间顺序 Pre-reading 02 https://www.21cnjy.com二一教育 Computer technology develops quickly and has changed our world greatly. Let’s explore the history of computers. While-reading 03 https://www.21cnjy.com二一教育 1 Read the text to find out how computers have developed over the years. The story of the computer A computer is any machine that can be programmed with a set of instructions. 1837 1940s 1971 1981 1990s–present The future 1936 Time While-reading 03 https://www.21cnjy.com二一教育 1837 In Britain, the first machine with a program was designed by Charles Babbage and his student Ada Lovelace. Charles wanted a machine to add up big numbers, but Ada realized that a computer program could do a lot more. She was the first computer programmer. 1837 1940s 1971 1981 1990s–present The future 1936 Time 加起来 a lot + adj比较级 While-reading 03 https://www.21cnjy.com二一教育 1936 British scientist Alan Turing read Ada’s ideas and created the Turing machine, the basic design of a computer system. The Turing machine could do all kinds of calculations, and it could also run different programs. This is the basis for all modern computers. 1837 1940s 1971 1981 1990s–present The future 1936 Time 各种计算 While-reading 03 https://www.21cnjy.com二一教育 1940s Scientists built early computers in England and Germany. They were the size of a room! 1837 1940s 1971 1981 1990s–present The future 1936 Time ……的尺寸 While-reading 03 https://www.21cnjy.com二一教育 1971 Ted Hoff was the main inventor of the microprocessor, or “microchip”. This was a major breakthrough in the history of computers. Thanks to the microchip, computers and other electronic devices got faster and smaller very quickly. 1837 1940s 1971 1981 1990s–present The future 1936 Time microprocessor n. 微处理器 [ ma kr pr ses (r)] micro ... ...
