高中英语选修8第三单元阅读课件.ppt

Inventors and Inventions,the four great inventions,paper-making,printing,compass,gunpowder,Do you know what these inventions are and when did they happen?,Telephone 1876,television 1923,colour television 1940,photocopier 1937,air conditioner 1902,electronic digital computer 1942,Atomic bomb 1945,Credit cards 1950,Penicillin 1928,1. Whats the importance of invention?,2. Whats the uses of these inventions?,Pre-reading,What are they famous for?,Newton,gravity,discovered,Benjamin Franklin,electricity.,discovered,radium,Madame Curie,discovered,Zhang Heng,the seismograph 地动仪,invented,1. _ is called “Father of Car”. A. Rudolf Diesel B. Karl Benz C. Thomas Edison,2. _ is called “ Father of Dynamite （炸药）”. A. Alfred Nobel B. Albert Einstein C. Alexander Bell,3. _ invented the first airplane. A. Wright Brothers B. Henry Ford C. Benjamin Franklin,which pictures below show inventions and which show discoveries?,An amphibious car,Stephensons “Rocket”,DNA,An invention is _ _.,A discovery is _ _.,existing in nature but not yet known,finding out something already,not existing before,creating something,Whats the connection between discovery and invention?,Discoveries often lead to inventions.,Work out two rules:,Discuss in pairs which pictures show inventions and which show discoveries.,An amphibious car,Stephensons “Rocket”,Warming up,Thomas Edison invented the electric bulb.,Did Edison invent electricity? Can electricity be invented? Is electricity an invention or discovery? Why?,stages every inventor must go through:,Applying for a patent,Finding a problem,Doing research,Testing the solution,Thinking of a creative solution,Deciding on the invention,1._ 2._ 3._ 4._ 5._ 6._,Pre-reading:,What if some snakes in your yard,What should the writer do?,The problem of the snakes,Skim the whole passage and get the main idea:,Reading for main idea,The text narrates the problem of the snakes and presents the procedures of catching them and applying for a patent.,Divide the text into four parts and work out the main idea for each paragraph according to order.,Part I Part II Part III Part IV,(Para.1),The discovery of the problem of the snakes.,(Paras.2-3),The research on the approaches to solve the problem.,(Paras.4-6),The attempts to catch the snakes.,(Paras.7-8),The requirement of getting a patent.,Reading for organization,Skimming: Find out which paragraph or paragraphs deal with each inventing process in the passage and find the examples:,removed,harmed,methods,habits,three,the last one,1,2,3,Task 1,4,5,6,7,8,three,recognized,succeeded,What was the mother upset about? 2.Why was the writer happy to help her mother?,The mother was upset because a family of snakes has made their home near the house,The writer was happy because it gave her an opportunity to help her mother and invent something to catch the snakes without hurting them at the same time.,1.What instruments were used for catching the snakes? 2.What are the three creative steps that the writer takes to catch the snakes without hurting them?,Paras 4-6:Testing solution,3. Can you find out some key verb phrases to describe the final solution? Firstly, Secondly, Finally, After 2 hours, The next day,freeze the bowl for 24 hours.,place it over the snakes habitat with some ice-cubes on its top.,cover the whole thing with a large bucket.,remove the bucket and the bowl;,collect the snakes with a net.,release them into the wild.,3. The biggest advantage of the writers new idea is that_.,A. it makes the snakes move slowly B. it makes the snakes hardly bite us C. it is easier for us to kill the snakes without hurting ourselves D. it is easier for us to catch the snakes without killing them,Patent office (专利局) plays the role of deciding what is an invention and what is not. And only inventions can get patens and so be recognized and protected.,patents,1.What are the requirements of getting a patent? 2.According to the requirements, which of the following do you think can be given a patent? Finish Ex4 on Page22,The new ideas must be truly novel.,Your invention mustnt be a discovery, ,Your product must be different from others.,Your claim must be valid.,1、How did the writer catch the snakes? ( ) A. using something the snakes were interested to attract them into a trap. B. taking their habitat to another place. C. placing the snakes at a low temperature for them to sleep and then caught them. D. All the above.,C,2.The writer was successful to catch the snakes in _ attempt. the first B. the second C. the third D. every,C,3. The following are used in the three attempts EXCEPT _. A. perfume B. a bowl C. jelly D. ice-cubes,A,4. Why did cooling the snakes make them less active? ( ) Because snakes are warm-blooded animals. B. Because snakes like high temperature. C. Because snakes are reptiles and their body temperature depends on the heat around them.,C,5. Which of the following may get a patent according to the text? A. A computer programme. B. A new animal variety. C. A work of literature. D. A truly novel and useful invention.,D,6. The purpose in writing this text is _ A. to show us how to trap the snakes but not to kill them B. to tell people how to apply for a patent of the writers new idea C. to introduce the writers new idea of trapping the snakes and her application for a patent D. to tell the readers how to get a new idea and make it a patent,7. Which statement is true according to the text?,A. The snakes were so sleepy in the second attempt that they couldnt bite the writer at all. B. Your product must be different from everybody elses if you want to receive a patent. C. The writer decided to send her invention to the patent office the moment she succeeded in catching the snakes. D. If an application for your product proves to be valid, you can get a patent immediately.,Snakes came near my mothers house _ _ _, which u_ my mother much, and she wanted me to _ _ _them. So I _ _ researching the _ of snakes to find the easiest way to trap them. I thought of three possible a_. Firstly, removing their h_; secondly, attracting them into a _（陷阱); and thirdly cooling them so that they would become s_ and could be easily caught. I made up my mind to use the third one. I tried three times and the third _ was finally successful. _by my friends and relations, I decided to _ the opportunity, hoping to get a _ with my invention.,get,about,habits,set,approaches,attempt,Pressed,patent,rid,of,pset,now,and,then,seize,abitat,leepy,trap,Discuss in pairs what the advantages might be of getting a patent.,Advantages: You are recognized as a real inventor. You can make money if you sell your invention to others. You will become famous. You are able to prove that you were the first person to make the invention.,Discussion,(1) 经历 Most families went through a lot in the war. (2) 通过, 成功, 成交 The plan did not go through. (3) 审阅, 检查 I cant go though the letters in an hour.,1. Do you know the stages every inventor must go through before they can have their invention approved?,(4) 翻找, 查看 Mother went through the drawer for her glasses. (5) 穿过, 通过 A terrible noise went through the house.,1.The first thing I did was to see if there were any products that might help me, but there only seemed to be powders designed to kill snakes. 我做的头一件事是看是否有可以帮助我的产品，然而似乎只有用于毒杀蛇的药粉。,2. I set about researching the habits of snakes so I could trap them in the easiest way.,3. Prepared with some research findings, I decided on three possible approaches. 经过一番研究准备之后，我决定采用三种可能的办法。,4. Between the outside and inside walls of the bowl there is some jelly, which freezes hard when cooled. 在碗的内壁和外壁之间有些胶状物，冷却后会冻结。,5. But once picked up, they tried to bite me. 但是一把他们提起来，它们就要咬我。 6. But monitored carefully, the snakes proved to be no trouble. 但是经过仔细的监视，证明这些蛇不会惹麻烦，一切都按计划进行着。 7. Pressed by my friends and relations, I decided to seize the opportunity to get recognition for my successful idea by sending my invention to the patent office. 由于朋友的敦促，我决定抓住这次机会把我的发明送到专利局去，请他们对我的这次成功的思路给予肯定。,12.The criteria are so strict that it is difficult to get new ideas accepted unless they are truly novel.（评定）专利标准是很严格的，除非新的想法真是新颖的，否则很难被接受。,10. This was in the expectation that the snakes would bite again. 这是因为我预料蛇还会再咬人。,8. But there only seemed to be powders designed to kill snakes. 9. The next morning I carried in my hand a small net used for catching fish.,11. Only after you have had that recognition can you