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1、Unit 9 The Year 2050Lesson 2Life is Changingin the past (used to)at present (now)in the future (what will happen)Do you know what people used in the ancient time?They used fire made by wood to l_ up.ight照亮，点亮照亮，点亮What did people use to light up 200 years ago ?They used oil lamps.What do you use to l
2、ight up when you do your lessons in the evening?We use lights to light up.In ancient time200 years agonowLightsfireoil lampslightsIn the future?HousesIn the pastNowIn the futureHouses made of w_ and mud (泥）; no bathroomF_ in high rise buildingskitchens and bathrooms，well-equipped（装 备良好）?latsoodIn th
3、e pastNowIn the futureMeans of transportsedan chair轿子Carriage马车Aeroplane飞机Maglev磁悬浮列车?space craft宇宙飞船宇宙飞船time travel时空穿梭What kind of Robots are they?EntertainmentRobots娱乐机器人娱乐机器人Industrial robots 工业机器人工业机器人household robots家用机器人家用机器人The robot which can play with children.The robot which can play foot
4、ball.The robot whichcan speak to people.What is a robot?A robot is a machine designed to do jobs that are usually p_ by humans. They can work e_ without taking a rest.erformedfficiently? What our life will be like in the future? In the future, there will be r_ everywhere. They can do d_ and boring j
5、obs instead of human beings. ? In the future, cars will run on new, clean fuels and they will go very fast. Cars will have computers to control the speed and there wont be any a_. And it will only take people two hours to travel by s_ around the world.obotsangerousccidentspacecraft? Considering the city is too crowded, people can live in the cities under the sea. For scientists have already created a g_ that make it possible for people to breathe in the water.ene
