1. Unit 3 Inventors and inventions ------THE PROBLEM OF THE SNAKES

2. WORD REVIEW 1. 发现 2. 两栖类 3. 专利发明 4. 给 打电话 5. 偶尔 6. 辨别 7. 产品 8. 火药 9. 着手 10. 香水 11. 果冻 12. 冷冻库 13. 突然地 14. 便利的 discovery amphibious patent call up now and then distinguish product powder set about perfume jelly freezer abruptly convenient 15. 一整夜 16. 预料 17. 监控 18. 被动的 19. 释放 20. 认出 21. 标准 22. 主张 23. 有效的 24. 申请 25. 文件夹 overnight expectation monitor passive release recognition criterion claim valid application file

3. A discovery is finding (or learning) sth. that ______________________ An invention is making (or designing) sth. that _______________________ (has) existed before. did not exist before.

4. An invention is not an easy thing. Inventor must go through 6 steps before they make it. 1.Applying for a patent 2.Finding a problem 3.Doing research 4.Testing the solution 5.Thinking of a creative solution 6.Deciding on the invention

5. ParagraphStages in the inventing process Finding a problem Doing research Thinking of a creative solution Testing the solution Deciding on the invention Applying for a patent 1 2 3 4,5,6 7 8 Fast reading

6. Paragraph 1--- finding a problem What was the problem for “me” to deal with? “I” have to catch snakes without harm to them by inventing something. / The snakes must be removed but not harmed Careful reading （ para by para ）

7. Paragraph 2--- doing research How did “I” do the research ? Step 1 Step 2 “I” set about researching the habits of snakes so “I” could trap them in the easiest way. The first thing was to see if there were products that might help.

8. Paragraph 3--- thinking of a creative solution How many possible approaches did “I” think of ? And what are they? Firstly removing their habitat; Secondly attracting them into a trap using male or female perfume or food; Thirdly cooling them so that they would become sleepy and could be easily caught.

9. Attempt 1. When did “I” put the frozen bowl over the snakes’ habitat? 2. When did “I” want to catch snakes? 3. What did “I’ use to catch snakes for the third attempt? 1st 1. __ ______________ 2. ____ ___ ______ 2nd 1. __ ____ ______ 2. ____ ________ ____ 3rd 1. __ ____ ______ 2. __ ____ ___________ 3. ________________________ A small net for catching fish In the mornning In the evening Early in the morning Paragraph 4,5,6--- testing the solution After two hours In the evening Early in the morning

10. Talk about what “I” did in the first attempt to catch snakes, with the help of the following things. Times: the next morning, finally, then, after two hours Acts: placed… over, covered, waited, removed Things: bowl, habitat, ice-cubes, bucket

11. Paragraph 7--- deciding on the solution True or False “I” was quite encouraged by “my” creative solution, so “I” couldn’t help applying for a patent. Pressed by my friends and relations, “I” decided to send “my” invention to the patent office to get recognition for “my” successful idea. As “I” was pressed by my friends and relations,……

12. Paragraph 8--- applying for a patent What did “I” do to apply for a patent? “I” have filled in the form and filed my patent application with the Patent Office.

13. Further understanding 1.Which of the following is true according to the text? A. The snakes were poisonous. B. The writer did not like animals. C. The writer caught the snakes in order to get a patent. D. The best way to catch snakes is cooling them. 2. The writer was _____ when her mother told her there were some snakes in their yard. A. upset B. disappointed C. proud D. passive ∨ ∨

14. 3. An invention will get a patent if it is ______. A a discovery B a game or business C a computer program D a novel invention 4. From the text, we can infer that ________. A a discovery is the same as an invention B getting a patent has advantages C there are 3 ways to catch snakes D the writer wanted to get a patent before catching the snakes. ∨ ∨

15. Summary In the period, we now know the difference between a(n) ________ and a(n)________. In order to solve ___ ______ __ ___ _____, I did some creative work by______ ______, _______ __ __ ____ __________, _______ ___ _______. I was successful in the end. Pressed by my friends and relations, I ______ ___ _____ ______ and decided to ____ __ __ ______. inventiondiscovery the problem of the snakes doing research thinking of a creative solution testing the solution decided on the invention apply for a patent

16. If there is another paragraph after Para 8, what do you think will be more likely to happen? A. One year later, “my” application was refused. B. Two years later, “I” was recognized and got a patent. ∨

17. Homework: 1.More reading of THE PROBLEM OF THE SNAKES and pay special attention to some sentences. 2.Exx.---Learning about language on P23- 24.

18. COMPREHENSION OF SENTENCES Which sentences can be replaced by the following ones?

19. 1.It seems that these snakes have settled near our house. 2.I had a chance to be recognized by making something new to catch the snakes without harm. 3.I had expected that the snakes would bite me again. 4.The criteria make it almost impossible for a new idea to be accepted; but it is a different case if it is strikingly new, unusual, or different.

20. 1.It seems that these snakes have settled near our house. These seem to have made their home here. 这几条蛇似乎在屋子附近安家了。 The sentence that means the same ： Chinese ：

21. 2.I had a chance to be recognized by making something new to catch the snakes without harm. Here was a chance for me to distinguish myself by inventing something that would catch snakes but not harm them. 这回我有机会来表现一下自己了。我要发明 某种东西， 既可以把蛇抓住，而又不会伤 害他们。 The sentence that means the same ： Chinese ：

22. 3. I had expected that the snakes would bite me again. This was in the expectation that the snakes would bite again. 蛇还会咬人，这在我的预料之中。 The sentence that means the same ： Chinese ：

23. 4. The criteria make it almost impossible for a new idea to be accepted; but it is a different case if it is strikingly new, unusual, or different. The criteria are so strict that it is difficult for new ideas to be accepted unless they are truly novel. 评定专利的标准非常严格，因此除非设想真 的很新颖，否则很难被接受。 The sentence that means the same ： Chinese ：

24. Luckily these reptiles were small and that made the solution easier. Luckily these reptiles were small, ________ made the solution easier. 2.Only after you have had that recognition can you say that you are truly an inventor. You can say that you are truly an inventor only after you have had the recognition. which Rewriting

25. 1.call up mother 2.on the phone 3.hurt these living creatures 4.get down to do 5.pick up 6.according to plan 7.release them all back into the wild 8.in addition 9.a large number of 10.application for a patent 11.the size of my bank balance 1. 给妈妈打电话 2. 在电话中 3. 伤害这些生灵 4. 弯腰去 5. 拾起；捡起 6. 依计而行 7. 放生 8. 另外 9. 数目众多的 10. 申请专利 11. 银行金额余额的大 小 phrases

26. Language items in reading: 1.SentencesSentences 2.StructuresStructures 3.PhrasesPhrases

31. 5. Only after you have had that recognition can you say that you are truly an inventor. You can say that you are truly an inventor only after you have had the recognition. 只有你得到这种承认，你才能说你真的是一 个发明家。 = Chinese ：

32. An amphibious car

33. Stephenson’s “Rocket”

34. DNA

35. Attempt Creative step Lesson 1 Put the frozen bowl over the snakes’ habitat __ ___ ________. 2 3 Put the frozen bowl over the snakes’ habitat __ ___ _______ and carry a net to collect the snakes ___ ____ ________ without harming them.