Unit 3 Inventors and inventions

Do you know what are the four great inventions in ancient China?

What are they famous for? Newton gravity discovered

Benjamin Franklin flash is electricity. discovered

Stephenson the train invented

radium Madame Curie discovered

Zhang Heng the seismograph 地动仪 invented

How much do you know about the inventors and the inventions? 1. ___ isn’t Thomas Edison’s invention. A. The Light bulb B. The record player C. The telephone

2. George Stephenson made the first train using a steam engine in ___. A B C. 1825

3. _____ is called “Father of Car”. A. Rudolf Diesel B. Karl Benz C. Thomas Edison

4. ___ is called “ Father of Dynamite （炸药） ”. A. Alfred Nobel B. Albert Einstein C. Alexander Bell

5. Marconi ( 马可尼 ) invented the first ____ in the world. A. TV B. radio C. typewriter

6. ____ invented the first airplane. A. Wright Brothers B. Henry Ford C. Benjamin Franklin

An amphibious car Stephenson’s “Rocket” DNA

What is an invention? An Invention is something that is created by a human being. Inventing is a scientific activity. A discovery is _____________________ ________________________________ _________________. finding out something already existing in nature but not yet known Discoveries often lead to inventions.

Finding a problem Doing research Thinking of a creative solution Testing the solution Deciding on the invention Applying for a patent What stages does every inventor must go through before they can have their invention approved?

Reading The problem of the snakes

Skim the whole passage and get the main idea. The text narrates _____________________ and presents ______________________ and applying for __________. the problem of the snakes the procedures of catching them a patent

Find out which paragraph or paragraphs deal with each inventing process in the passage and find the examples: paragraphStagesExamples in this story Find a problemThe snake must be ________but not______ Do researchLook for ________ of removal; the ______ of snakes Think of a creative solution Identify _______ possible approaches: choose______. removed harmed methods habits three one 1 2 3

Test the solution several times Try_____ times to make it work____________ Apply for a patent This means the solution is ___________ 4,5,6 7 three effici ently recognized

1.The purpose of the text is __________. A.to show us how to trap the snakes but not to kill them B.to tell people how to apply for a patent of the writer’s new idea C.to introduce the writer’s new idea of trapping the snakes and her application for a patent D.to tell the readers how to get a new idea and make it a patent 2.The writer were successful to catch the snakes in ________ attempt. A.the First B.the second C.the third D.every C C

3 、 How did the writer 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. C C 4 、 Why did cooling the snakes make them less active? ( ) A. Because snakes are warm-blooded animals. B. Because snakes like high temperature. C. Because snakes are cold-blooded animals and they usually hibernate( 冬眠 ) in winter.

5.Which statement is the TRUE according to the text? A. The snakes were so sleepy in the second attempt that they couldn’t bite the write at all. B. your product must be different from everybody else’s 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. 6.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 Yao Ming. 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. B C

T or F (1). In this passage, the writer wants to encourage the readers to consider carefully the problems in daily life and to be creative and hardworking as well as thinking independently. (2). The writer was successful 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( 专利 ). (5). The stages to apply for a patent is that fill in the form for your invention, file your patent application with the patent office and wait for the patent examine. (6). If your inventions passes the test, your application for a patent will be published 17 months from the date you apple. × √ ×

What’s the writing purpose of the writer? The writer wants to inform us of the scientific methods to solve present problems so that we students can not only broaden the horizons but become more skilled in discovering and considering carefully the problems in daily life. We are also encouraged by the writer to be creative and hardworking as well as thinking independently.

1. 打电话 2. 有时, 偶尔 3. 摆脱, 赶走 4. 使自己扬名, 显摆自己 5. 生物 6. 一种新方法 7. 着手, 开始 8. 决定 9. 把它们引入陷阱 10. 一个制作冰淇淋的器具 11. 同时 call up now and then get rid of distinguish oneself living creatures a new approach set about decide on attract them into a trap an ice-cream maker at the same time Useful expressions:

12. 消失在墙壁附近的洞里 13. 提起, 拿起 14. 根据 15. 温顺的蛇 16. 把它们都释放到野外 17. 被某人督促 18. 专利局 19. 填表 20.…… 的问题 21. 这是因为我预料它还 会再咬人。 22. 你看看我的银行节余 金额就知道我是否成功了 。 disappear into a convenient hole in the wall pick up according to the passive snakes release them all back into the wild be pressed by the patent office fill in the form a matter of This was in the expectation that the snakes would bite again. You will know if I succeed by the size of my blank balance.