1、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,*,Unit 3,Inventors and inventions,Warming Up,Do you know any inventors and inventions?,Guessing Game,Activity 1,Guess what the invention is or who the inventor is.,Its made of plastics and metal.,It looks like a small box with a screen and buttons on it.,Wit
2、h the invention you can contact someone while you are walking.,40,20,30,What is it?,Mobile phone,Lets guess,Activity 1,The inventor is from America.,He is one of the father of inventions.,The inventor invented the bulb.,40,20,30,Who is he?,Edison,Lets guess,This invention looks like a bird.,Its made
3、 of metal.,It makes it possible for people to fly to different places in the world.,It is powered by an engine and is flown by a pilot.,30,10,20,40,What is it?,Airplane,Lets guess,This invention can help people in the street.,It looks like a tree standing beside the street.,It directs cars and truck
4、s.,It uses colored lights.Red means stopping,green means going.,Traffic lights,30,10,20,40,What is it?,Lets guess,He was a world-famous inventor from Sweden.,Here is one of his photos.,He invented dynamite(,炸药,).,A famous prize was,named after him.,Who is he?,40,20,30,50,Alfred Nobel,Lets guess,The
5、invention looks like a chair.,It has a pipe through which the waste can go.,People use it to remove waste material from their bodies.,It is usually made of china these years.,What is it?,50,30,40,60,Toilet,Lets guess,Columbus,the New Continent,Its _,a discovery.,Mar.15,1493,Activity 2,Please tell wh
6、ether the following,are discoveries or inventions.,An amphibious car,Its _,an invention.,水陆两用汽车,DNA,Its _,a discovery.,Stephenson,s,“,Rocket,”,Its _,an invention.,A(n,)_ is something that was,created by human beings not existing before.,invention,A(n,)_is something which already exists but has been
7、found out now.,discovery,Discuss in Groups,What is an invention and what is a discovery?,_,_,_,_,are inventions,because they are,_,;,_,_,_,_,are discoveries,because they are,_ _,.,lever principle,electricity,telephone,film,evolutionism,compass,radium,wheel,created by human beings,something that alre
8、ady exists,Classifying Game,The Top 5,Laziest Inventions,Enjoy the video,Discuss in Groups,1.Have you ever met any inconveniences in your daily life?,Please invent a new way to solve the problems of our life.,2.Describe one of the modern inventions you know and explain how useful they are in life.,J
9、ust,choose,one topic to discuss,1,2,3,4,5,6,7,8,I feel my schoolbag always too heavy,so I hope to invent a new schoolbag which will carry me to school every day instead of being carried by me.,Sample 1:,Sample 2:,The computer is one of the greatest inventions of the last century,with which we can find as much necessary information as possible and also solve many complex problems easily.,Discuss in Groups,What can you learn in this period?,Which group do you think is the best?,Summary,Homework,1.Find more information about the great Inventions.,2.Prepare for Reading-The Problem of the Snakes.,






