选修8Unit 3 Inventors and inventions

1、Unit 3 Inventors and inventions,The four inventions in ancient China,How many famous inventors/inventions do you know? What did they invent,Zhang Heng,Thomas Edison (America,Bell (England,Ford,贝尔德(18881946) 英国发明家。 1926年制造出机械电视系统,兹沃雷金(美国) 1923年发明电子电视摄像管,1931年研究成功电视显像管,德莱斯,奥威尔.莱特,威尔伯.莱特,How much do yo

2、u know about the inventors and inventions,A quiz,Paper, printing, gunpowder and _ are 4 great inventions in ancient China,abacus,balance,compass,2. _ isnt Thomas Edisons invention,Light bulb,Record player,Telephone,3. George Stephenson made the first train using a steam engine in _. A. 1625 B. 1725

3、C. 1825,4. _ is called “Father of Car”. A. Rudolf Diesel B. Karl Benz C. Thomas Edison,5. _ is called “ Father of Dynamite （炸药）”. A. Alfred Nobel B. Albert Einstein C. Alexander Bell,6. Marconi (马可尼) invented the first _ in the world. A. TV B. Radio C. Typewriter,7. _ invented the first airplane. A.

4、 Wright Brothers B. Henry Ford C. Benjamin Franklin,Extended(延伸的) inventions of foot,Extended inventions of other body parts,What are the inventions in the future,Electric shoes,Inflatable bicycle,Edible chopsticks,Nose-top computer,What is your future invention,Name: Functions: Use,A. Electric shoe

5、s The heel of this shoes is a machine that makes electricity with every step you take. You will never need to buy batteries again,B. Inflatable bicycle You will never have to worry about having your bike stolen again. If you use our inflatable bike, you can simply let the air out and put your bike i

6、n a bag,C. Edible chopsticks Never throw away or wash chopsticks again. These chopsticks are both delicious and environmentally friendly. Save trees and have a snack at the same time - they come in five different flavours,Read the following description,D. Nose-top computer Are you tired of carrying

7、around a heavy laptop computer? Heres the solution: the new nose-top computer fits comfortable on your nose and weighs less than a pair of glasses. Use the keyboard vest when you want to type something,Speaking,Asking for a patent,A patent,Work in groups,This invention can help people What does it l

8、ook like? Whats it made of? This new invention will make it possible for people to,Useful expressions,This is a new way of How does it work? How would people use it,Make up a dialogue,Inventor,Patent officer,describeand try to get a patent,ask questions and decide,Patent officer,Inventor,Hello! My n

9、ame is I want to apply for(申请) a patent for my invention,What is your invention? What can it be used for? How does it work? What is it made of,Advertise your invention,Write an advertisement for your invention,A sample dialogue,A = Patent Office B, C, D = Inventors,A: Good morning. Please tell me ab

10、out your invention. B: Yes, well, I have invented a car that uses water instead of petrol. This invention is great for the environment. Imagine how nice and clean our cities,would be if we didnt have all the air pollution from cars. A: Yes, it does sound good. How does it work? B: Well, I cant expla

11、in the details, but it uses a new kind of engine that can turn water into energy. This new engine is bit expensive, and the cars,wont be able to drive very fast, but I think it will become cheaper with time. It is a new way of producing energy, so we will have to build new cars. It cant be used for

12、normal cars. A: I see. What about your invention,C: I have invented a machine that makes it possible for people to know the future. A: That sounds incredible! How does it work? C: Its a small computer that is connected to your brain. It uses everything you know, and all the,information on the Intern

13、et. Then I use a special equation to guess what will happen next. The machine is right almost 90% of the time. A: How would people use it? C: Well, lets say you want to know what questions will be on the maths test next week. You ask the,computer to guess and it will predict the questions. Or, if yo

14、u want to know what will happen two weeks from now, you just type in the date and the computer will describe what will happen to you. D: Excuse me, may I tell you about my new invention,A: OK. D: I have invented a flying bicycle. This invention can help people get around in crowded cities. A: Whats it made of? D: The bicycle is made of very light plastic. The bike doesnt weigh more than 50 grams,A: And how