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单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,*,*,Unit3：Using language,Reading&listening,1,Great inventions in ancient China,火药gun-powder,司南The compass,2,印刷术 movable-type printing,3,造纸术 paper-making,4,Can you name some of the most influential inventions abroad,and their inventors.,Walt and his steam engine,5,Thomas Edison and light bulb,6,Alexander graham Bell,telephone,7,Fast reading,Read the passage for the first time,and make a pro the great inventor,-Alexander Graham Bell,Birth year：,Birth place:,Hobbies:,Belief:,8,His famous saying：,The year he made his first invention:,The year he invented telephone：,9,Careful Reading,Disscussion:,What does Bells saying mean to you?,Which sentence would you prefer?,10,Read the third paragraph,and finish the following exercise,According to the text,Bell got such great achievement thanks to _.,A.a straw joined to a deaf mans ear,B.the exploring around problems,C.a moving electrical current,D.his excellent assistant Watson,11,It was this exploring around problems and his dynamic spirit 1 _ led to his most famous inventionthe telephonein 1876.Bell never set out to invent the telephone and 2 _he was trying to design was a multiple telegraph.,12,This original telegraph sent a message over distances 3_(use)Morse Code(a series of dots tapped out along a wire in a particular order).But only one message could go at a time.He designed a machine that would separate different sound waves and allow different conversations 4_(hold)at the same time.,13,But he found the problem difficult 5_(solve).One day 6_he was experimenting,with one end of a straw 7_join to a deaf mans ear drum and the other to a piece of smoked glass,Bell noticed that when he spoke into the ear,the straw 8_ sound waves on the glass.,14,Suddenly he had a flash of inspiration.If sound waves could be reproduced in a moving electrical current,they could be sent along a wire.In searching to improve thetelegraph,Bell had invented the first telephone.,15,Group Work,Why do you think Bell could become a famous inventor?,16,Useful experessions,对好奇,踩出来的路,一心投入,值得思考,导致,开始(做),的确,事实上,be curious,beaten track,dive into,(be)worth thinking,lead to,set out to(do),in truth,17,Homework,基础写作,用5句话概括Alexander Graham Bell的生平事迹,需包含如下信息,注意句子与句子之间的联系,Alexander Graham Bell于1847年出生于苏格兰,是一个伟大的发明家,他对帮助聋哑人交流和聋哑人教育很感兴趣,贝尔对很多发明领域都很感兴趣,他还进行过直升机设计和飞行器的实验,贝尔很具有探索精神,在这种探索精神的引导下,1847年,他发明了电话。,格言：所有重大的发现都是思考的结果,18,Listening and speaking,“Do you remember the expressions related to making telephone?”,“Do you remember the expressions related to answering telephone?”,19,Some useful expressions:,Hold the line,please.,Hang on,please./Just a moment,please.,Sorry.He/she isnt here right now.,Can I ring back later?,Ill ring him/her up again.,Would you please leave a message？,20,3.listen to the tape and tick the words you hear,Washing machine drum refrigerator,Bicycle carpet court,21,4.listen again and make notes on James Dysons invention,objectThe problemJames Dysons improvementWashing machine,22,
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