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江西省横峰中学book 8 unit 3 warming-up 课件.ppt
英语学习辅导报 出品 英语学习辅导报 出品 英语学习辅导报 出品 英语学习辅导报 出品 英语学习辅导报 出品 英语学习辅导报 出品 英语学习辅导报 出品 When we speak of inventions, we can’t help thinking of the four great inventions in ancient China. INVENTHIONS paper-making printing compass gunpowder How many famous inventors do you know? What do they invent? Zhang Heng (78—139) Seismograph Thomas Edison America (1847——1931) Alexander Graham Bell Carl Benz (Germany) (1884--1929) Wilbur and Orville Wright invented the airplane, which they patented as a flying machine. Galileo zxxk How much do you know about inventions and inventors? Airplane This invention is made of metal. This invention looks like a bird. It makes it possible for people to fly to different places in the world. It is powered by an engine and is flown by a pilot. This invention can help people do some daily work. It is helpful for housewives. The machine can move around something that you put into it. It needs soap and water to wash something in it. Washing machine It allows you to get a likeness of an object.? When you press a button, it works. When a flash happens, it will copy a scene onto a film. When the film is developed, the scene you copied appears on a paper-like thing. Camera The invention looks like a chair. It has a pipe through which the waste can go. People use it to get rid of waste in their bodies . It is usually made of china these years. Toilet Warming up: Look at the pictures below and discuss in pairs which pictures show inventions and which show discoveries. = = Work out two rules: A discovery is _______. Finding or learning about something (place, fact) that has already existed for the first time.学科网
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