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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,*,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,*,Warming,Unit 3,Inventors and inventions,Paper,Printing,Gunpowder,Compass,There were four great inventions in ancient China,can you name them?,the New Continent,Columbus,Please tell whether the following,are discoveries or inventions.,Its _,a discovery.,Zhang Heng,Seismograph,(,地震仪,),Its _,an invention.,An amphibious car,Its _,an invention.,水陆两用汽车,DNA,Its _,a discovery.,Stephenson,s,“,Rocket,”,Its _,an invention.,Difference,between a discovery and an invention,A discovery is,something_,in nature but not yet _.,An invention is,something_,by human beings.,existing,known,created,Connection,between,discoveries and inventions,？,Discoveries often _ _inventions.,Inventions _often_ _ discoveries,.,lead to,are based on,Reading,Unit 3 Inventors and inventions,Do you know the stages every inventor must go through before they can have their invention approved?Inventing is a scientific activity and so follows similar stages to those used in research.,Pre-reading,Applying for a patent,2.,Finding a problem,3.,Doing research,4.,Testing solution,5.,Thinking of a creative solution,6.,Deciding on the invention,Look at the list below and work out,a suitable order.,The Problem,Of The Snakes,Some snakes have got into the yard of a family and have made their home there.,Skimming:What is the problem?,Scanning,find out which,paragraph,or,paragraphs,deal with each inventing,stages,and fill in the blanks,Para.,Stages,Examples in this story,Find a problem,The snake must be _,but not_.,Do research,Research the _ of snakes.,Think of a creative solution,Identify _ possible approaches and choose_.,Test the solution several times,Try_ times to make it work_.,Apply for a patent,This means the solution is _.,caught,harmed,habits,1,2,4,5,6,7,8,3,three,efficiently/successfully,recognized,three,one,1.In my first attempt,the snakes were as active as before.,2.The snakes were not sleepy at all in my second attempt.,3.I killed all the snakes after I collected them.,4.Ice-cubes were used in the three attempts.,less active,but still too fast,F,F,sleepy,but tried to bite,F,released them all back into the wild,T,5.If an application for your product proves to,be,valid(,有效的）,you can get a patent,immediately.,in 18 months,F,True or false?,1,.,The purpose of 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,Choose the best answers.,C,2.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,D,3.What instruments were used for catching the snakes?,A.A bowl,ice-cubes,male perfume.,B.A bowl,a bucket,female perfume.,C.A small net,ice-cubes,a bucket.,D.A small net,a bucket,powders.,C,4.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.,B,5.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.,C,Word-guessing exercises,1.Here was a chance for me to,distinguish myself,by inventing something merciful that would catch snakes but not harm them.,A.to tell the difference between 2 things,B.to have a certain characteristic that make sb./sth different,C.to be able to see or hear,D.to do something so well that people notice or admire you,2.They abruptly disappeared into a,convenient,hole in the wall.,The word“convenient”here most probably means _.,near a certain place,3.,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,.,The word“,pressed,”most probably means _.,forced or urged to do sth.,4.The,criteria,are so strict that it is difficult to get new ideas accepted unless they are truly,novel,.,The word“,novel,”most probably means _.,totally new or creative,5.Youll know if I succeed by the size of my bank,balance,.,The word“,balance,”most probably means _.,The amount left after taking some money from the total,Self-test,:,Complete the passage,My mother asked me to_ _ _the snakes in our courtyard.I felt very _ to have a chance to distinguish myself.After researc
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