人教版高中英语选修八课件：Unit 3 Reading(共70张PPT)

Unit 3 Inventors and inventions Do you know the stages every inventor must go through before they can have their invention approved? Here give you some similar stages used in research, please out them in the suitable order. Pre-reading Applying for a patent Finding a problem Doing research Testing the solution Thinking of a creative solution Deciding on the invention The suitable order: Finding a problem Doing research Thinking of a creative solution Testing the solution Deciding on the invention Applying for a patent Look at the pictures, what inventions can you think of? Patent office (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 The problem of the snakes Part I (Para 1): the discovery of the problem of the snakes. the research on the approaches to solve the problem. the attempts to catch the snakes. the requirements of getting a patent. Part II (Paras 2-3): Part II