高二英语 选修8 unit 3 第一课时 Warming up & reading Teaching goals 教学目标1. Target language目标语言：重点词汇和短语discovery, application, evaluate, presentation, alternative, messenger, get together, make a case for, add up2. Ability goals能力目标Enable the students to talk about information and different.3. Learning ability goals 学能目标Help the students learn how to talk about inventions and discoveries.Teaching important & difficult points教学重难点How to talk about inventions and discoveries.Warming - upThink the questions.What is a discovery ? And what is a invention?Make a difference between Invention and discovery, according some situations Pre-readingFast -reading1. Give the correct order ._Applying for a patent _Finding a problem _Doing research _Testing solution _Thinking of a creative solution _Deciding on the invention 2. The main idea of the text_Careful - ReadingDivide the text into four parts and work out the main idea for each paragraph.PartI(p1) _PartII(p2-p3) _PartIII(p4-6) _PartIV (p7-8) _Detail-reading1. The 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 patent2. 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 them3. 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, powders4. 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.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. Read the passage and answer the questions.1. What was the mother upset about?2. Why was the writer happy to help her mother?3. What are the three creative steps that the writer takes to catch the snakes without hurting them?4. Why did cooling make the snakes less active?