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1、高二英語選修 8 unit 3 Inventors and Inventions 導學案 Period 2 Reading—The problem of the snakes( p.20) 一. 學習目標： 1. To learn how the information is organized. 2. To develop the Ss, reading ability by skimming and scanning the passag 二. 教學重難點 1. To enable the Ss to learn about inventors and inventions a

2、nd to develop their reading ability. 2. To enable the Ss to talk about inventions. Step 1 Warming Up Warming up by looking and talking. Show some pictures to the Ss and let them know which pictures show inventions and which show discoveries and talk about them. Work out the rules that will he

3、lp you decide what a discovery is and what an invention is. A is . An i is . Step 2 Pre-reading Ask Ss if they know the stages every inventor must to through before they can have their invention approved. Encourage them to talk about it and look at the list on Page 19 to work out a suitable

4、order. 三. 預習自測 1. Fast-reading: Ask Ss to skim the passage so as to get the key words and general idea of each paragraph. Divide the passage into 4 parts and match the main idea of each part. Parti (Para. ) Part2 (Para. ) Part3 (Para. ) Part4 (Para. ) 2.Answer the question: 1) the research

5、 on the approaches to solve the problem 2) the attempts to catch the snakes 3) the requirements of getting a patent 4) the discovery of the problem of the snakes What's the main idea of the text? 四.合作探究： 探究—.Scan the text for detailed information and choose the best answer: 1. How did the w

6、riter catch the snakes? A. using something the snakes were interested to attract them into a trap. B. taking their habitat to another place. C. placing the snakes at a low temperature for them to sleep and then caught them. D. All the above. 2. The writer was successful to catch the snakes in

7、attempt. A. the First B. the second C. the third D. every 3. In which order did the writer carry out the process of cooling the snakes? a. Took the bowl from the ice-cream maker. b. Placed the frozen bowl over the snakes, habitat. c. Prepared some ice-cubes to keep the bowl cool. d. Covered th

8、e bowl with a bucket and left everything overnight. e. Froze the bowl. A. a-e-b-c-d B. e-c-b-d-a C. e-a-c-d-b D. a-e-c-b-d 4. Which statement is TRUE according to the text? A. The snakes were sleepy in the second approach so they couldn't bite. B. Your product must be different from everybody e

9、lse's if you want to receive a patent. C. The writer received a patent after she succeeded in catching the snakes. D. If an application 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

10、 scientist. B. A new novel written by Yao Ming. C. A new way to make dirty water clean. D. A new kind of grass can be used as a medicine. 探究二： True or False 1. In this passage, the writer want to encourage the readers to consider carefully the problems in daily life.( ) 2. The writer was suc

11、cessful to catch the snakes in the second attempt.( ) 3. An inventor can easily get the patent for the invention.( ) 4. If you have a scientific theory or mathematical model, you can get a patent.( ) 5. The stages to apply for a patent is to fill in the form for your invention, file your patent

12、application with the patent office and wait for the patent examined ) 6. If your inventions pass the test, your application for a patent will be published 17 months from the date you apply.( ) 五.當堂檢測 Fill the chart. Para Stages in the inventing process Example in this story 1 Find a problem

13、 Do research Think of a creative solution  Test the solution several times Apply for a patent 六.總結提升： A discovery is finding out something already existing in nature but not yet known An invention is something that was created by human beings not existing before Ask the Ss to talk about the stages in the invention process in their own words. Give them some key words to let them try to retell the passage. Homework: Underline useful new words and expressions in the reading passage.