computers.pptVIP

Who am I? With the development of science and technology,many new things appear in human beings’ life. I am very small. I can be used for calculating. In China, a lot ofstudents use me when solving mathematical problems. Do you know who I am? I am a machine, which you can use to calculate, play games,watch movies, listen to music, communicate with your friends,gather information… Do you know who I am? I am a kind of computer which can be taken conveniently like a notebook.Do you know who I am? laptop How did the computer develop? A. Calculating machine(计算机器) B. Laptop C. Analytical machine(分析机) D. Robot／android E. PC F. Universal machine(通用机器) Read and Complete the chart. Timeline  QuestionsHow did my memory improve? First my memory was stored in tubes, then on transistors and later on very small chips. Which applications have been found for me? Communication Finance Trade Robots Mobile phones Medical operations Space rockets 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? Can you say about your future plan? etc Homework Recite this reading passage. Pick out some sentences in the present perfect passive voice from reading passage. * 1. Warming up I am very old now. I was born in China. Many people used me for calculating in the past, but now I am a bit lonely because they don’t like me now. Do you know who I am? abacus Let’s guess what they are calculator A PC (personal computer) Huge computer PDA 2. Reading Who am I? Fast-reading ( ) ①I began as a calculating machine in Japan in 1642. ( ) ②In 1936, I grew rapidly both in size and in brainpower. ( ) ③As time went by, I was made bigger. ( ) ④Since the 1970s many new applications have been found for me. F T F T True or False in France smalle