1、 Unit3：Using language Reading&listeningGreat inventions in ancient China火药火药gun-powder司南司南The compass印刷术印刷术 movable-type printing造纸术造纸术 paper-makingCan you name some of the most influential inventions abroad,and their inventors.Walt and his steam engineThomas Edison and light bulbAlexander graham Be
2、lltelephoneFast readingRead the passage for the first time,and make a profile for the great inventor-Alexander Graham BellBirth year：Birth place:Hobbies:Belief:His famous saying：The year he made his first invention:The year he invented telephone：Careful ReadingDisscussion:What does Bells saying mean
3、 to you?Which sentence would you prefer?Read the third paragraph,and finish the following exerciseAccording 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 WatsonIt was
4、 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.This original telegraph sent a message over distances 3_(use)Morse Code(a series of dots
5、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.But he found the problem difficult 5_(solve).One day 6_he was experimenting with one end o
6、f 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.Suddenly he had a flash of inspiration.If sound waves could be reproduced in a moving electrical current,they could be sent along a wir
7、e.In searching to improve thetelegraph,Bell had invented the first telephone.Group WorkWhy do you think Bell could become a famous inventor?Useful experessions对对好奇好奇踩出来的路踩出来的路一心投入一心投入值得思考值得思考导致导致开始开始(做做)的确的确,事实上事实上be curiousbeaten trackdive into(be)worth thinkinglead to set out to(do)in truthHomewor
8、k基础写作基础写作用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1.Alexander Graham Bell于1847年出生于苏格兰，是一个伟大的发明家2.他对帮助聋哑人交流和聋哑人教育很感兴趣3.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4.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。5.格言：所有重大的发现都是思考的结果Listening and speaking“Do you remember the expressions related to making telephone
9、?”“Do you remember the expressions related to answering telephone?”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？3.listen to the tape and tick the words you hear Washing machine drum refrigerator Bicycle carpet court 4.listen again and make notes on James Dysons invention,objectThe problemJames Dysons improvementWashing machine
