课件23张PPT。Unit 3 Inventors and inventions
Using language How many inventors do you know? Edisonthe first great invention developed by Edison was the tin foil phonograph. Newton James WattTelephones become part of our life. Do you know who invented the first telephone?Alexander Graham Bell Discuss the following questions in groups:
1. What do you know about the inventor?
2. How useful is his invention to human society? Why?Pre-readingfirst telephone designTestingother
interestsBell's MuseumReading Task 1: get some general information of Bell.He was born.His family moved to Boston,USA.He made his first invention.he invented the first telephone.He made his last invention.Task 2: read the carefully and answer the following questions:1. How did curiosity make Alexander Graham Bell into a great inventor?
2. What did he think was the key to his success as an inventor?
3. What inventions did Bell make by chance?
4. Why will he always be known as the inventor of the telephone?How did curiosity make Alexander Graham Bell into a great inventor?
It made him ask questions, think of practical ways to solve problems, be prepared to try solutions (and alter them) several times and finally publish his findings for others.2. What did he think was the key to his success as an inventor?
He believed that his curiosity was the key to his success.
3. What inventions did Bell make by chance?
Bell invented the telephone and the tetrahedron shape by chance. Both of these are extremely useful and still used today.4. Why will he always be known as the inventor of the telephone?
He will always be known as the inventor of the telephone because it was a very popular invention and the patent made the most money ever.Useful expressions:1. 对…感兴趣
2. 对…好奇
3. 踩出来的路
4. 一心投入
5. 值得思考
6. 导致
7. 开始(做)
8. 一次
9. 同时
1. be/become interested in
2. be curious
3. beaten track
4. dive into
5. (be) worth thinking
6. lead to
7. set out to (do)
8. at a time
9. at the same time10. 发现问题很难解决
11. 注意到
12. 寻找
13. 因…闻名
14. 的确,事实上10. found the problem different to solve
11. be aware of
12. search for
13. be famous for
14. in truthUsing Language
Listening Zhou Rui has decided to do a project on a living British inventor called James Dyson. So he telephoned Dyson’s company in England to interview one of its engineers about the great man’s ideas. Situation 1. Listen to the tape and tick the words you hear.□ washing machine □ drum
□ refrigerator □ court
□ carpet cleaner □ bicycle√√√√Washing machines at that time do not clean the clothes as well as by hand.He invented a machine using two half drums which move in opposite directions. 2. Listen again and make notes on James Dyson’s invention.HomeworkGo over the language points of the unit.
Finish all the exercises in workbook.