选修八 3.2Unit 3 Inventors and inventions.ppt
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1、新课标人教版课件系列,高中英语选修(模块)8-3.2,English SongEnglish ClassLanguage Data Bank,课时分配,Period 1&2 Warmingup and Reading I,Unit 3 Inventors and inventions,Period 1&2:幻灯片9-48页,Warming up:,In groups,discuss the inventions you know and then make a list.,Warming up-I(4m),Do you know what these inventions are and wh
2、en 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,Among the inventions above,which invention do you think is the most important one?Why?,Warming up II(2m)
3、,What is an invention?,An Invention is something that is created by a human being.Inventing is a scientific activity.,Warming up-III(2m),What is a discovery?,A discovery merely makes known something that already existed in nature.,In pairs discuss which of the following pictures show inventions.Does
4、 any of them show discoveries?,Pre-reading I(4m),An amphibious car(2003),This is the first car that can travel safely on water and on land.When moving on water,the wheels of the car turn sideways and move into the body.The underneath of the car is strong enough to sail as a boat.It is a prototype an
5、d is not yet being produced for sale.This is an interesting modern invention.,Stephensons“Rocket”(1781-1848),George Stephenson was one of the first men to design engines for the railways which were new at that time.One of the first tracks to be laid was between Stockton and Darlington.Stephenson was
6、 one of the first railway engineers and in 1825 he drove the first train along the line.,The structure of DNA,This was a discovery of Francis Crick and James Watson and published in 1953.These two scientists were the first to show that our genes consist of two spirals of DNA(called the double-helix)
7、.This work led directly to the human genome project in 2003,which discovered the Structure of DNA.,Do you know the stages every inventor must go through before they can have their invention approved?Discuss in pairs,and then put the following stages into a suitable order.,1.Applying for a patent 2.F
8、inding a problem 3.Doing research 4.Testing the solution 5.Thinking of a creative solution 6.Deciding on the invention,Pre-reading II(3m),The suitable order:,Finding a problem,Doing research,Thinking of a creative solution,Testing the solution,Deciding on the invention,Applying for a patent,Patent o
9、ffice(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,ReadingThe problem of the snakes,Skim the whole passage and get the main idea:,The text narrates _ and presents _ and applying for _.,the problem o
10、f the snakes,the procedures of catching them,a patent,Reading-I(3m),Divide the text into four parts and work out the main idea for each paragraph.,Part I Part IIPart IIIPart IV,(Para.1),The discovery of the problem of the snakes.,(Paras2-3),The research on the approaches to solve the problem.,(Para.
11、4-6),The attempts to catch the snakes.,(Para.7-8),The requirement of getting a patent.,Reading II(5m),Scanning:Find out which paragraph or paragraphs deal with each inventing process in the passage and find the examples:,removed,harmed,methods,habits,three,one,1,2,3,Reading III(7m),4,5,6,7,three,eff
12、iciently,recognized,Detailed reading:,Answer the following questions:,What are the three creative steps that the writer takes to catch the snakes without hurting them?Why did cooling the snakes make them less active?What might the advantages be of getting a patent?,Reading IV(5m),What are the three
13、creative steps that the writer takes to catch the snakes without hurting them?_,To put the frozen bowl over the snakes habitat in the morning.,To put the frozen bowl over the snakes habitat in the evening.,To put the frozen bowl over the snakes habitat in the evening and carry a net to collect the s
14、nakes without harming them the next morning.,2.Why did cooling the snakes make them less active?,The cooling made the snakes less active because they are reptiles and their body temperature depends on the heat around them.,You are able to prove that you were the first person to make the invention.Yo
15、u are recognized as a real inventor.You can make money if you sell your invention to others.,3.What might the advantages be of getting a patent?,(The students can have various answers),Match the different writing characteristics with each writing styles:,Formal language with few adjectives,not emoti
16、onal,factual,Vivid use of words with similes and metaphors,emotional to describe atmosphere,not factual but imaginative,Creative writing/story Description Reportrecount,Reading V(3m),Vivid use of language and more informal style,imaginative but can be based on fact,Not use vivid or emotive language
17、and sticks to the facts.It is clearly set out and follows the framework for the inventing process,Creative writing/story Description ReportRecount,Discussion:,Whats the writing purpose of the writer?What should we learn from this text?,Reading IV(5m),1.Whats the writing purpose of the writer?,The wr
18、iter wants to inform us of the scientific methods to solve present problems so that we students can not only broaden the horizons but become more skilled in discovering and considering carefully the problems in daily life.We are also encouraged by the writer to be creative and hardworking as well as
19、 thinking independently.,2.What should we learn from this text?,We can learn from the text the way of doing scientific researches and how to apply for a patent.We can also learn that it takes an inventor great determination persistence to achieve his or her ambition and persistence to achieve his or
20、 her ambition in life.,Apply what we learn:,In pairs look at the following problems.Choose one and use the scientific stages to design a new invention to solve it.Remember to include one change to your invention in case it doesnt work the first time.,After-reading(10m),(This can be done after class.
21、),Problem 1:the apples growing on your apple tree are too high for you to reach them.What can you invent to pick your apples in comfort?Problem 2:You need to make a house but you only have fishing nets and many plastic bottles.How can you solve it?Problem 3:You want to catch fish but not hurt them w
22、hen you do so.Design a fishing rod that will solve this problem.,Assignment,1.Go over the whole passage.2.Recite the key sentences in the text.3.Prepare for Learning about Language in the textbook.,Language points for reading I,Take a break!,Unit 3 Inventors and inventions,Period 3 Learning about la
23、nguage,Period 3:幻灯片49-67页,The keys to the ex.1,Checking answer I(3m),When I first _applying for a patent I was very puzzles by the criteria.I realized they would be very _,but I could not understand why new varieties of plants or animals were not included.I had produced a new type of lily and my _ w
24、as that my successful_ for a patent would make me very rich.,set about,strict,expectation,application,My plans were_ brought to a stop.A new plant variety,it seems,is not a _ invention as it is a result of adjusting growth scientifically.So nothing went according to plan and that is why I am not as
25、rich as I hoped to be!,abruptly,valid,Checking answer II(5m),The keys to ex.2:,1.the most convenient 2.distinguish them 3.now and then,4.call him up 5.criteria 6.monitored,Grammar,-Revise the Past Participle as the Attribute,Predicative and Object Complement,过去分词做定语:,表示分词动作与所修饰的名词之间存在被动关系。单一的过去分词做定语
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