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课件网) 话题复习 发明与中国制造 The four great inventions *Paper making *Gunpowder *Printing *Compass Do you have a good knowledge of paper Before paper Chinese characters were inscribed unto animal bones and cast unto bronze objects,then from the Warring States Period 15th century BC.Bamboo slips were used which were in quantity and also silk which was too for most people. The of paper came during the Han Dynasty attributed to an imperial unit official named Cai Lun dated to 105 AD.While there is evidence that paper likely existed before . It was his process of ,using bark,hemp,rags and fishnets that wildly spread throughout China.Paper enabled the of lightweight books and it was a better way of keeping records.It wouldn't exist in Europe until the 11th century replacing animal skins. One of Four Great Inventions--Paper invention expensive paper making heavy creation wood cotton paper glass silk gold silver steel Materials Before paper Chinese characters were inscribed unto animal bones and cast unto bronze objects,then from the Warring States Period 15th century BC.Bamboo slips were used which were in quantity and also silk which was too for most people. The of paper came during the Han Dynasty attributed to an imperial unit official named Cai Lun dated to 105 AD.While there is evidence that paper likely existed before . It was his process of ,using bark,hemp,rags and fishnets that wildly spread throughout China.Paper enabled the of lightweight books and it was a better way of keeping records.It wouldn't exist in Europe until the 11th century replacing animal skins. One of Four Great Inventions--Paper invention expensive paper making heavy creation be made of “由……制成”，后接原材 料，能看出原材料 be made from “由……制成”，后接原材 料，不能看出原材料 be made into “被制成……”，后接成品， 强调被制成什么成品 be made by “被……制造”，后接制作人，强调制作人是谁 be made in “在……制造”，后接地点或场所，强调物品产地 辨析 Language points e.g.The chair is made of wood. e.g.The wine is made from grapes. e.g.The gloves are made by my mother. e.g.The machine was made in China. e.g.Silk is made into skirts. A: Hi,Jane! Your dress feels very soft.1. B: It's made of cotton. A: I see. It's very good. 2. B: It's produced in my mother's factory. A:What 3. B:Yes. She works at Zig Clothes Factory. She makes many clothes every day. A:I know that factory. 4. By the way,how long does it take your mom to make such a dress B: About three hours.It's easy for her. A: Oh 5. B: Sorry, I don't know. My mother doesn't show me how to makeit. What's it made of Where is it produced Was it made by your mother It's famous for making clothes. Do you know how it is made 补全对话 Before paper Chinese characters were inscribed unto animal bones and cast unto bronze objects,then from the Warring States Period 15th century BC.Bamboo slips were used which were in quantity and also silk which was too for most people. T ... ...
