科技与生活英文.ppt

Technology and our life1.The main sides1:The positive and negative of technology2:The way technology disturb us3:The cost of technology development4:Life or technology how to choose?5:picture show2.1 it has given us the ability to understand the way things work 2 it has helped us save lives and develop cures for diseases 3 thanks to technology that we can build hospitals and the equipment used them 1 with the life expectancy scored it means our living room will become smaller and smaller 2 more people watching TVs,using computers,leaving lights on this shall contribute to global warmingThe positive and negative of technology3.Benefit our lifeThe wall of vegetables（蔬菜墙）Greenhouses(温室大棚）4.Use the power of science and technology cultivation of vegetables and fruitTravelScience and technology brings us a convenient traffic,tourism way to travel is becoming more and more,make our life better.We are well aware of the role of modern transportation in our lives.Not too long ago,people endured great hardship in order to make a long journey.Moving heavy goods from one town to another involved hard labor.Today,we enjoy the convenience of various kinds of vehicles including ships,planes,and trains.which allow us to go wherever we choose and make our workload much lighter.7.look at these close-up pictures.Try to guess what they puter mousecomputer keyboard headphonesmobile phonebatteryCD9.The development of communication technology has affected the approach of contactingMobile phone brings convenience to us,we are capatable of contacting each other when having dangerous things.It is no exaggeration to say that we cannot live without mobile phone10.Science and technology achievemengtsTiny chipsThe rochetThe birds nestThe development of agricultural technology has changed our life As a developing country,almost owning 1.3billion people,we could not address the eating problems in the past 20 years.Yuan Longping issued an order of Hybrid Rice which help us to produce more rice to meet our mouth and make a big contributions to the world,especially Africa.12.n.DisastersDestroy homes Using high-tech crimeHarmful to children1314.