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1、Book8 Unit3,Invention and inventors,compass,paper making,gun powder,printing,Guessing Game,Guess what the invention is or who the inventor is.,Step 1. Warming up,This invention can help people in the street. It looks like a tree standing beside the street. It directs cars and trucks. It uses colored
2、 lights. Red means stopping, green means going.,Traffic lights,30,10,20,40,What is it?,This invention looks like a bird. Its made of metal. 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.,30,10,20,40,What is it?,Airplane,It
3、 is a tool of communication; It is convenient to take along with you; You can hear a persons voice when using it. You can call up sb now and then;,mobile phone,Invention,He was a world-famous inventor from Sweden. Here is one of his photos. He invented dynamite (炸药). A famous prize was named after h
4、im.,Who is he?,40,20,30,50,Alfred Nobellfrid nubel 一位伟大的科学家：他不仅把毕生精力贡献给了科学事业，而且把自己的遗产全部捐献给科学事业，已经成为举世瞩目的最高科学大奖。,The inventor is from America. He is one of the father of inventions. The inventor invented the bulb.,40,20,30,Who is he?,Edison,He discovered gravity by watching apples drop on the ground
5、.,Issac Newton,gravity,She is a great woman. She discovered radium.,Madame Curiemd:m kjuri,He is a great inventor of China.,He invented seismograph to detect earthquakes.,Zhang Heng,saizmgr:f seismograph地震仪,It is one of the four great inventions in ancient china. It is black. People can use it to ma
6、ke bombs.,Gunpowder火药,Invention,It is a kind of make-up invented by French. It smells good. Women especially like to use it.,perfume,Invention,an invention car,An amphibious car,Stephensons “Rocket”,Its _,an invention.,DNA,Its _,a discovery.,What is a discovery?,A discovery is_ _.,finding out someth
7、ing,existing but not yet known,What is an invention?,An invention is_ _.,not existing before,creating something,Discoveries often lead to inventions.,Step 2. Pre-reading Can you put them in right order？,1.The six stages of inventing. Apply for a patent Find a problem Do research Test solution Think
8、of a creative solution Decide on the invention Give the possible order which you think is right. (1) (2) (3) (4) (5) (6),B,C,E,D,A,F,Reading,The Problem Of The Snakes,Step 3. Leading-in If some snakes in your yard,1.What kind of writing style is the passage ? _. A. narrative(记叙文) B. argumentative(议论
9、文) C. explanatory(说明文) D. imaginary(想象的),Step 4. Fast reading.,2.Skim the whole passage and get the main idea:,Reading,Summary :,The text narrates the p_ of the snakes and presents the p_ of catching them and applying for a p_.,roblem,rocedures,atent,3.Match each part with its main idea,Part 1 (Para
10、1) A. The attempts to catch snakes. Part 2(Para2-3) B. The requirement of getting a patent. Part3(Para4-6) C. The discovery of the problem of the snakes. Part 4(Para7-8) D. The research on the approaches to solve the problem. E. The importance of inventing.,Step 5. Intensive reading (1) When the wri
11、ter called up her mother in the country on the phone she was very excited. (2) The writer felt very proud that she had a chance to distinguish herself by inventing something that would catch snakes but not harm them. (3) The first thing the writer tried to do was to catch the snakes. (4) The writer
12、decided to remove the snakes habitat.,F,F,T,F,upset,see if there were any products that help me.,I decided to use the last one.,(5) The writer used an ice-maker、a bowl、some jelly、ice-cubes、a bucket and a net to catch the snakes. (6) After three attempts, the writer finally caught the snakes and sent
13、 them into the wild. (7) The writer himself decided to send her invention to the patent office to get recognition for her successful idea. (8) The criteria are so strict that it is difficult for new ideas to be accepted unless they are truly novel and are really different from everybody elses.,T,T,T
14、,F,Pressed by my friends and relations,2. Ask Ss to take the quiz below and see whether Ss can grasp the details of the text. (1) Why did the writer do so much trap the snakes but not hurt them _? A. Because she wanted to eat the snakes. B. Because she planned to apply for a patent. C. Because she o
15、beyed her parents and wanted to test her new idea. D. Because they were poisonous snakes. (2) The writer set about researching the habits of snakes in order to_ A. know how to drive them off. B. kill them in the easiest way. C. trap them in the easiest way. D. get on well with snakes.,(3) The writer placed a frozen bowl over the snakes habitats because_. A. The snakes were small. B. She knew the snakes were cold-blooded animals. C. She didnt want to be bitten. D. She wanted to m
