m8-u12.ppt

1 人教版高中英语选修八 Unit 3 Warming up 2 Do you know any inventors and inventions? 3 Guess what the invention is or who the inventor is. 4 ? It’ s made of plastics and metal. ? It looks like a small box with a screen and buttons on it. ? With the invention you can contact someone while you are walking. What is it? What is it? Mobile phone Mobile phone 5 ? The inventor is from America. ? He is one of the father of inventions. ? The inventor invented the bulb. Who is he? Who is he? Edison Edison 6 ? This invention looks like a bird. ? It’ s made 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. What is it? What is it? Airplane Airplane 7 This invention can help people in the street. It looks like a tree standing beside the street. It directs cars and trucks. It uses colored lights. Red means stopping, green means going. Traffic lights Traffic lights What is it? What is it? 8 ? 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? Who is he? Alfred Nobel Alfred Nobel 9 ? The 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? What is it? Toilet Toilet 10 Columbus the New Continent It’ s ___________ a discovery. , 1493 Please tell whether the following are discoveries or inventions.