,失敗，並不意味着你浪費了時間和生命。Failure is the mother of success !,失敗表明你有理由重新開始。,Unit6,When was it invented ?,Do you know what are the Four Great inventions in ancient China ?,paper-making 造纸术,compass 指南针,printing 印刷术,gunpowder 火 药,Do you know the following inventions? Who invented them, and when?,paper Cai Lun105 A. D.,printingBi Sheng1041-1045,It was invented ,Do you know what these inventions are?,Karl Benz,Do you know who these inventors are?,Alexander Bell,J. L. Baird,Can you match the inventions with the right inventors?,Karl Benz invented the first car in 1885.,The first car was invented (by Karl Benz) in 1885.,The first telephone was invented (by Bell) in 1876.,Bell invented the first telephone in 1876.,The first television was invented (by J. L. Baird) in 1927.,J. L. Baird invented the first television in 1927.,Look at the things below. In what order do you think they were invented? Discuss them with your group. Then number them 1-4.,1a,2,3,1,4,I think the TV was invented before the car.,Well, I think the TV was invented after the car.,I think the telephone was invented before the computer.,Well, I agree with you.,Listen and match the inventions with the years.,1b,_ 1876_ 1885_ 1927 _ 1971,d,a,c,b,Student B, cover the dates. Student A, ask Student B when the things in the picture in 1b were invented. Then change roles and practice again.,1c,When was the telephone invented?,I think it was invented in 1876.,When was the car invented?,It was invented in 1885.,When was the TV invented?,It was invented in 1927.,When was the computer invented?,It was invented in 1971.,heel n. 鞋跟; 足跟,Presentation,scoop n. 勺; 铲子,electricity n. 电; 电能,e.g. I like the style of the skirt. 我喜欢这条裙子的款式。,style n. 样式; 款式,Listen and number the inventions 1-3 in the order you hear them.,2a,_ shoes with special heels_ shoes with lights_ hot ice-cream scoop, runs on electricity,1,3,2,Listen again and complete the chart.,2b,changing,serving,in the dark,The first invention is shoes with _. People always hit their toes on _ on the way to the bathroom at night. So people can use them for _ in the _.,Listen again and fill in the blanks.,something,seeing,dark,lights,The second invention is a special ice-cream _. It runs on _ and becomes hot. Its _ for serving really _ ice-cream.,scoop,electricity,used,cold,The last invention is shoes with special _. People can move the heels _ and _. You can _ the heels if you are going to a _ or _ them if you are just going out for _.,heels,down,up,raise,party,lower,shopping,Make conversations using the information in 2b.,What are the shoes with lights used for?,2c,Theyre used for seeing in the dark.,What are hot ice-cream scoop used for?,Theyre used for serving for really cold ice-cream.,What are shoes with special heels used for?,Theyre used for changing the style of the shoes.,What is / are used for? Its / Theyre used for ,Pair Work,Read the passage quickly and answer the questions.,What is the subject for their school project? 2. What kind of invention does Roy think of? 3. Why does Roy think it is a great invention? 4. Who and when was the zipper invented? 5. When did the zipper become popular?,Small inventions that changed the world.,The zipper.,Because it is often used in our daily lives.,Whitcomb Judson in 1893.,Around 1917.,2d,Hey Roy, the subject for my school project is “Small inventions that changed the world.” Can you help me think of an invention?,2d,My pleasure! Let me think hmm I know! The zipper!,n. 项目; 工程,n. 高兴; 愉快,n. 拉链,Role-play the conversation.,The zipper? Is it really such a great invention?,Think about how often its used in our daily lives. You can see zippers on dresses, trousers, shoes, bags almost everywhere!,adj. 每日的；日常的,Well, you do seem to have a point,Of course! I thought about it because I saw a website last week. The pioneers of different inventions were listed there.,n. 网站,n. 先锋; 先驱,v. 列表; 列清单 n. 名单; 清单,For example, it mentioned that the zipper was invented by Whitcomb Judson in 1893. But at that time, it wasnt used widely.,v. 提到; 说到,Really? So when did it become popular?,Around 1917.,单项选择,Sweaters are used for _ warm. A. to give B. to keep C. giving D. keeping2. _ do you think the computer was invented by? A. When B. What C. Who D. Why3. Shed like to have a mobile phone _ she could communicate with her friends. A. though B. until C. unless D. because,D,C,D,14. Does the boy enjoy _ music with his MP4 all day? A. to hear B. hearing to C. to listen D. listening to5. What is a telephone used _ , class? A. to B. in C. for D. about,D,C,6. Was a car invented _ March 4, 1876? A. on B. in C. at D. of7. Can you tell me _ the train was invented? A. what B. who C. when D. which8. I think the _ invention is a mobile phone. What about you? A. Helpful B. most helpful C. Helpfully D. most helpfully,