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Unit 3 snakes


Unit 3 Inventors and Inventions
The problem of the snakes 授课人:丁烨 学校:潍坊四中

I. Leading in Tell the difference between discovery and invention. A discovery is something made known that already exists in nature, for example, the discovery of the new continent by Columbu An invention is something created by human beings, such as the computer, the telephone and so on.

II. First Reading 1.The passage belongs to ____________. A. narrative(记叙文) B. argumentative(议论文) C. explanatory(说明文)

2.Divide the passage into four parts and find out the main idea for each part.
Attention: one of them belongs to nowhere. Part 1 (Para1) Part 2(Para2-3) Part3(Para4-6) A. The attempts to catch snakes. B. The requirement of getting a patent. C. The discovery of the problem of the snakes. D. The research on the approaches to solve the problem. E. The importance of inventing.

Part 4(Para7-8)

3. Get the main idea of the passage.
the process The passage shows us__________ of apply for a catching snakes and how to _________ _______, from which we have got a patent better understanding of how to do scientific research and how to apply for a patent.

III. Second Reading
1.The six stages of inventing. A. Apply for a patent B. Find a problem C. Do research D. Test solution E. Think of a creative solution F. Decide on the invention Give the possible order which you think is right. (1) B (2) C (3) E (4) D (5) F (6) A

2.Fill in the blanks to have a better understanding of the six stages of inventing. caught Para 1: The snakes must be _______but could not be

harmed _______. Find a problem →Which stage : ________________
Para2: I set about _________researching the_______ of habits snakes. →Which stage: ___________. Do research Para3: I decided on three possible approaches and ___________ decided to use the last one ____________. →Which stage:________________________ Think of a creative solution.

attempts Para4,5 : I had two__________. Test solution →Which stage: _________________. Para6: I carried a small net ______ used for catching fish and collected the passive __________snakes. Decide on the invention. →Which stage: ___________________________ It was adding the small net that made her successful. Para7,8:_________by my friends, I decided to seize the Pressed opportunity to get recognition for my successful ____________ idea. →Which stage: Apply for a patent. __________________

3.Which sentence can be replaced by the following one? You prove to be a real inventor after you get recognition.
Only after you have had that recognition can you say that you are truly an inventor.

4.What can we learn from the

passage?
● The process of inventing. ● As long as you make full use of your
imagination and have determination as well as perseverance, you can also invent something useful.

IV. Group Work
Imagine you are a designer (D) for something new (cell phone, robot…)and it sells well. Hearing this, a reporter (R) comes to interview you about it. Your conversation can be based on its functions(功能). Sentence patterns: 1.Firstly, it can be used to do… 2.Secondly, it will help…if I… 3.What is more, it can also… You can begin your conversation like this: R(reporter):Your …looks … D(designer):……

Ⅴ.Consolidation
Retell the process of catching snakes according to the following key words. snakes , courtyard, chance, invent, research, three approaches, the last one, the first , the second, fail, the third attempt, collect…using…

Mother said that there were some snakes in our courtyard. This was a good chance for me to distinguish myself by inventing something merciful that would catch snakes but not harm them. After some research findings, I decided on three possible approaches. At last, I decided to use the last one. For the first and second attempts, I failed. For the third attempt I collected the passive snakes using a small net used for catching fish.

Homework
? Suppose there were some snakes in your courtyard, what invention do you think you will make to catch them? Write a short passage about the process of your inventing and how to apply for a patent for your invention.

教师寄语:

You have to believe in yourself.That’s the secret of success.


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