1、Unit 3 Inventors and InventionsLesson Five Using Language Reading Comprehension The Objectives of Todays Lesson To follow the inventing process of a real inventor, Alexander Graham Bell.To understand what qualities great inventors share and why they can make inventions.Warming upMatch the invention

2、with its inventor.seismographpaper-makingtelephone light bulb Morse telegraphZhang HengCai LunAlexander Graham BellSamuel MorseThomas EdisonBuilding vocabulary Zhangs seismograph associates ground movements with thelocation of a coming earthquake. by Zhang HengBy Cai Lun It was Cai Lun who invented

3、a more developed and practical art of papermaking as well as providing the means for the invention of commercial printing later on. The first telephone by Alexander Graham Bell allowed sound waves to be sent along a wire in a moving electrical current. By Alexander Graham BellPre-readingWhat do you

4、think is the secret of success for these great inventors?dynamic 有創(chuàng)新思想的While-reading: understanding the gistRecall the main idea of the text, and then answer the question: Which is a better title for the passage, Alexander Graham Bell, or Alexander Graham Bell and the Telephone? Why? While-reading:

5、understanding the text structurebiography 傳記the microphonethe telephonemany other inventionsan inventor all his life;a continuing searcher after practical solutionsWhile-reading: reading the linesRead the passage again and answer the following questions.1）What motivated Alexander to create the micro

6、phone?2）What inspired Alexander to invent the telephone?While-reading: reading the linesRead the passage again and answer the following questions.1）What motivated Alexander to create the microphone? His mother was almost entirely deaf and he was interested in helping deaf people communicate and in d

7、eaf education.2） What inspired Alexander to invent the telephone? In searching to improve the design of the original telegraph, he noticed when he spoke into the ear, sound waves could be reproduced through a straw joining the ear drum and a piece of smoked glass.While-reading: reading the linesWhil

8、e-reading: reading between the lines What does Alexanders saying (Paragraph 3) mean to you?A possible version: His saying means that it is important to be experimental. By being curious and exploring around a subject you may come up with some new and original ways of solving a problem.While-reading:

9、 reading beyond the lines What do you think is the secret of success for Alexander Bell as a great inventor?his curiosity, interest, and his exploring and dynamic spirittips from the text:(Paragraph 1) he found that by pressing.(Paragraph 3) But he found the problem difficult to solve.(Paragraph 3)

10、Bell wanted to improve it so that it could send several messages at the same time.(Paragraph 4) “The day is coming when telegraph wires will be .”love and care; keen observationperseveranceambitionconfidenceWhile-reading: reading beyond the lines What do you think is the secret of success for Alexan

11、der Bell as a great inventor?his curiosity, interest, and his exploring and dynamic spirittips from the text:creativity, innovation, devotion(Paragraph 5) He applied for a patent.(Paragraph 6) He interested himself in many other areas of invention.(Paragraph 7) He was an inventor all his life.cautio

12、nprofessionalismpassion enthusiasmPost-reading: thinking critically Alexander Graham Bell was born inEdinburgh,Scotland. His mother was almost entirely deaf, so Alexander became interested in helping deaf people communicate and in deaf education. In 1871 he went with his father toMontrealinCanada an

13、d later in America, where he took the job teaching about “visible（可視的）speech”. Alexander Graham Bell soon became famous in theUnited Statesfor his important work. He published many writings about it inWashington, D.C. Because of this work, thousands of deaf mutes in theUnited States of Americaare no

14、w able to speak, even though they cannot hear.Did Alexander Bell always aim to produce great inventions?SummaryUnderstand people as well as their needsCareKeep searching for practical solutionsDream big and start out small. We can all be inventors!Homework（1）Think of people around you who have problems that n