Unit-3-Inventors-and-inventions-warming-up-and-readingppt 2-新人教版选修8课件.ppt

Unit 3 Inventors and Inventionswarming up&readingInventions:1,2,and 3.Discoveries:4,5 and 6.Sort out inventions and discoveries=A discovery is _.Finding or learning about something(place,fact)that has already existed for the first time.An invention is _.Making or designing something that has not yet existed before.Discoveries often lead to inventions.Work out two rules:Do you know what these inventions are and when did they happen?Telephone 1876television 1923 colour television 1940photocopier 1937air conditioner 1902electronic digital computer 1942Atomic bomb 1945Alexander Bell Alexandra Volt Wright brothersHeng Zhang Bi shengGalileoGuess the inventions&their inventorspresentationsDo you think its easy to invent something?Do you know the stages every inventor must go through before they can have their invention approved?Applying for a patentFinding a problem Doing research Testing the solution Thinking of a creative solution Deciding on the invention Give orders to invention stages:What will you do if some snakes in your yard?Pre-readingThe purpose in writing this text isA.to show us how to trap the snakes but not to kill themB.to tell people how to apply for a patent of the writers new ideaC.to introduce the writers new idea of trapping the snakes and her application for a patentD.to tell the readers how to get a new idea and make it a patentReading:read fast and find out the purpose and the main idea of the text.The text narrates the p_ of the snakes and presents the p_ of catching them and applying for a p_.roblemroceduresatentWhats the main idea of the text?Reading for the detailsTrue or false?1.I felt proud because I could help my parents kill the snakes in our yard.2.I get down to searching the habits of snakes so I could trap them in the easiest way.for me to distinguish myself by inventing something that would catch snakes but not harm them.here was a chance3.I decided to attract the snakes into a trap using male or female perfume or food to catch them.4.For the first attempt I placed the frozen bowl over the snakes habitat in the evening.5.As soon as I catch the snakes without harming them,I am truly an inventor.become sleepy and could be easily caught.cool the snakes so that they would in the morningAfter you have had the recognition of the patent office Multiple choices1.The biggest advantage of the writers new idea is that:A.it makes the snakes move slowlyB.it makes the snakes hardly bite usC.it is easier for us to kill the snakes without hurting ourselvesD.it is easier for us to catch the snakes without killing them2.What instruments were used for catching the snakes?A.a bowl,ice-cubes,male perfumeB.a bowl,a bucket,female perfumeC.a small net,ice-cubes,a bucketD.a small net,a bucket,powders3.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.4.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 Huo Da.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.ParaStages in the inventing processExample in this story12Find a problemThe snakes must be removed but not harmedDo researchLook for methods of removalthe stages in making an invention(have a discussion in pairs)34,5,67-8Test the solution several times Try three times to make it work efficiently Apply for a patentThis means the solution is recognizedThink of a creative solutionIdentify three possible approaches:choose onepost-reading(discussion in groups)What are the requirements of the character of an inventor?Can you give some details in the text to support your idea?For example:patient&persistent The author tried three times and finally he succeeded.hardworking,creative,careful,curiousassignment1.Remember the words and expressions in the reading passage.2.part 1-2 in unit3 in your homework book.