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 3 Inventors and Inventions,Unit 3 Inventors and Invention,Discovery or invention?,DNA,k,An amphibious car,Discovery,Invention,Discovery or invention?DNAkAn,Discovery or invention?,Stephensons“Rocket”,Invention,Invention,Discovery or invention?Stephen,1.A discovery is _.,2.An invention is _.,The act or process of finding sb./sth.,or learning about sth.that was not known about before.,The process of making or producing a new or useful thing or idea for the first time.,A,B,Have a think,Discoveries often lead to inventions.,1.A discovery is _.T,Finding a problem,Doing research,Thinking of a creative solution,Testing the solution,Deciding on the invention,Applying for a patent,What stages does every inventor must go through before they can have their invention,approved,?,1,2,3,4,5,6,Finding a problemDoing researc,Reading,The problem of the snakes,Reading,Paragraph,Stages,Examples in this story,Find a problem,The snake must be _but not_,Do research,Look for _ of removal;the _ of snakes,Think of a creative solution,Identify _ possible approaches:choose_.,removed,harmed,methods,habits,three,one,1,2,3,Test the solution several times,Try_ times to make it work_,Apply for a patent,This means the solution is _,4,5,6,7,three,effici,ently,recognized,ParagraphStages Examples in th,Skim the whole passage and get the main idea.,The text narrates _ and presents _ and applying for _.,the problem of the snakes,the procedures of catching them,a patent,Skim the whole passage and ge,Para 1,Problem:,_,Requirement:,_,The snakes must be got rid of.,Catch the snakes but not harm them,Here was a chance for me to _ myself by inventing something.,distinguish,distinguish:,make someone or something different or special,Para 1Problem:The snakes must,Para 2,The writer did not use powders because they are,designed to kill snakes.,The purpose of researching the habits of snakes,was to make the task more straightforward.,The small size of the snakes made the solution,more complicated.,T,T,F,I set about researching the habits of snakesHere“,set about,”means _,start doing,True or False,Para 2The writer did not use p,Three possible approaches:,_ their habitat,_ them into a trap using male or female perfume or food,_ them,Para 3,Removing,Attracting,Cooling,Three possible approaches:Para,How many attempts did the writer make,altogether?,What problems came up at each attempt?,What experience did she accumulate?,Three.,Para 4,5 and 6,How many attempts did the writ,Attempts,Problems,Experience,The 1st attempt,The 2nd attempt,Two hours was too short.She needed to spend more time cooling the snakes,.,Para 4,5 and 6,Snakes were still too fast for the writer.They disappeared abruptly.,Once picked up,snakes tried to bite the writer.,Snakes were poisonous so she needed to improve her design.,AttemptsProblemsExperienceThe,Para 4,5 and 6,Why did the writer carry a small net in her hand?,How did the writer deal with the trapped snakes?,Why did cooling the snakes make them less,active?,That was,in the expectation,that the snakes would bite again.,They were,released,into the wild.,Because snakes are cold-blooded animals and they usually hibernate(,冬眠,)in winter.,Para 4,5 and 6Why did the wri,When can you say you are truly an inventor?,When can you receive a patent?,Para 7 and 8,Only after you have had that recognition can you say,According to the text,which subject do you think can be given a patent?,A.A new star discovered by a scientist.,B.A new novel written by Moyan.,C.A new way to make dirty water clean.,D.A new kind of grass found in a mountain which,can be used as a medicine.,E.A new game played by many people.,F.Microsoft word 2003,Your product is different from everybody elses.,When can you say you are truly,Discussion,What are the advantages might be of getting a,patent?,Why do you think the writer could succeed at,last?,You are able to prove that you were the first person to make the invention.,You are recognized as a real inventor.,You can make money if you sell your invention to others.,The writer was creative and hardworking as well as thinking independently.,DiscussionWhat are the advanta,