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1、Unit 3 Inventors and inventions,What is an invention?,An invention is_ _.,not existing before,creating something,Do you know the four famous inventions in our ancient China?,Paper,Printing,gunpowder,compasses,Applying for a patent Finding a problem Doing research Testing the solution Thinking of a c
2、reative solution Deciding on the invention,Order?,Put the stages of invention in suitable order:,If some snakes in your yard,How to catch snakes?,Reading The problem of the snakes,courtyard,call up,What does the writer mainly tell us about? A. Introduces what the problem of snakes is B. Tells us how
3、 to get patents C. Introduces what the problem of snake is and her mother wants her to catch them. D. Introduces her idea of trapping the snakes and her application for a patent,Listening:,The suitable order:,Finding a problem,Doing research,Thinking of a creative solution,Testing the solution,Decid
4、ing on the invention,Applying for a patent,Detailed reading: Check the further comprehension of the text and choose the best answer:,1.The biggest advantage of the writers new idea is that: 2.What instruments were used for catching the snakes? 3.The writer decided to catch the snakes in _ possible a
5、pproach . 4. According to the text, which subject do you think can be given a patent?,Detailed reading: Check the further comprehension of the text and choose the best answer: 1.The biggest advantage of the writers new idea is that: A. it makes the snakes move slowly B. it makes the snakes hardly bi
6、te 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,2.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
7、. a small net, a bucket, powders,3.The writer decided to catch the snakes in _ possible approach . A. the first B. the second C. the third D. every 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 Guo Da. C
8、. 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.,Finding out the equipment and procedure of catching the snakes.,Preparation for catching the snakes,fridge,bucket,bowl,ice-cubes,bucket,bowl,a net,the snakes habitat,Procedure of catchi
9、ng the snakes,freeze the bowl,place it over the snakes habitat with ice-cubes on the top,cover the bowl With a bucket,remove the bucket and the bowl,collect the snakes with a net,release them into the wild,Can you retell the authors invention？,for 24 hours,After 2 hours,The next day,Summary: Make a
10、summary within 30 words,The writer _ a harmless way to _ the snakes . She trapped the snakes by making them _ and _. She tried _ solutions and _. She wanted to apply for a _ for it.,invented,catch,cool,sleep,three,succeeded,patent,Free talk,what qualities are necessary to become a young inventor ?,c
11、reative curious patient imaginative hard-working adventurous challengeable ,Thinking,Creativity is the soul of a nation!,Lets think! Lets create! Lets invent! Let our nation be stronger!,Homework:,Write a short passage about your procedure of catching pet squirrel and design a new invention to solve it and apply a patent for it,