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约5030字。
　　Unit 3 puter
　　Part One: Teaching Design (第一部分：教学设计)
　　Period 1: A sample lesson plan for reading
　　(WHO AM I?)
　　Aims
　　To talt puter
　　To read about puter
　　Procedures
　　I. Warming up
　　Warming up by talking about puter
　　Look at the pictures on page 17. What are they? What do they have in mon? Yes, they are puters. Then what is a puter?
　　A puter is a machine which stores knowledge in its memory and does calculations on that knowledge. This knowledge is stored in symbols; it is called data. A puter usually has a monitor to show results. However, some puters can speak; these puters can be used for voiail.
　　计算机室