九年级英语全册-口头表达专练-Unit-6-When-was-it-invented-PPT-人教新.pptx

单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,*,*,Unit 6,When was it invented?,A,第1页,你好，这次我们学校项目主题是“改变世界小创造”。你能帮我想一个创造吗？,第2页,我很愿意！让我想想嗯有啦！拉链！,拉链？它真是一项那么了不起创造吗？,第3页,想一想在我们日常生活中拉链使用是多么频繁。你能看到裙子、裤子、鞋子、背包上拉链几乎无处不在！,第4页,看来你说确实实有点道理。当然！我想到了拉链因为我上周看了一个网站。,第5页,不一样创造创始人都被列在上面。比如它提到拉链是1893年被惠特科姆贾德森创造。,第6页,不过那时它并没有被广泛利用。真吗？那它是什么时候开始流行？1917年左右。,第7页,Hey,the subject for my school project is“Small inventions that changed the world”.,第8页,Can you help me think of an invention?,With pleasure!,第9页,Let me think.hmm.I know!The zipper!The zipper?Is it really such a great invention?,第10页,Think about how often its used in our daily lives.,第11页,You can see zippers on dresses,trousers,shoes,bags.almost everywhere!,第12页,Well,you do seem to have a point.Of course!I thought about it because I saw a website last week.,第13页,The pioneers of different inventions were listed there.,第14页,For example,it mentioned that zipper was invented by Whitcomb Judson in 1893.,第15页,But at that time,it wasnt used widely.,第16页,Really?So when did it become popular?Around 1917.,第17页,Good habits achieve beautiful life.,Try to be your best,.,第18页,