1、Unit 1 Reading 1 The evolution of video and sound devices 高中英语高中英语 必修（第三册）必修（第三册） Unit 1 Nature in the balance Extended reading News that Matters: pollution in Norgate Do you know any kind of pollution? Pollution global warming water pollution air pollution habitat loss soil pollution light pollutio
2、n Lead-in noise pollution overfishing Have you ever experienced any pollution before? Have you heard of any stories about pollution? Please share one story with the rest of the class. Lead-in What kinds of pollution do you think the cities have now? News that Matters: pollution in Norgate Reading Ai
3、r pollution: the air becomes dirty, sometimes smells bad and the smog appears frequently. Seeing a clear blue sky has become rare. Water pollution: rivers, lakes and other water areas have become polluted. Animals, including the fish and waterbirds have been affected badly. In some places, the safet
4、y of peoples drinking water has become a problem. What kinds of pollution do you think the cities have now? Reading Noise pollution: noise is all around us, from highways, railways, airplane traffic and from outdoor construction activities. Unwanted or excessive sound can have bad effects on human h
5、ealth and environmental quality. Light pollution: inappropriate or excessive use of artificial lighting can have serious environmental consequences for humans, wildlife, and the climate. Our ability to observe stars and other celestial objects is limited by the artificial lighting which wastes energ
6、y. What kinds of pollution do you think the cities have now? Reading Summarize the main viewpoints of the host and three guests. Reading Points of view James Smith Vincent Brown Julie Archer Host Reading Points of view James Smith (1) Norgate has become seriously polluted over the past 20 years. (2)
7、 Factories have caused water and air pollution and endangered public health. (3) Heavy industry should be moved out of Norgate. Reading Points of view Vincent Brown (1) Factory managers care deeply about the environment and the community. (2) Factories have taken various measures to reduce pollution
8、, even though these measures raise their production costs. (3) Factories have helped Norgates economy and created job opportunities for local residents. Reading Points of view Julie Archer (1) The Norgate Environmental Protection Committee plays a major role in controlling pollution, but also has a
9、duty to promote economic growth. (2) Different branches of government work together to ensure that development strategies can be followed in an environmentally friendly way. (3) Everyone should do their part to protect the environment. Reading Points of view Host (1) Norgates fast development has br
10、ought increased pollution and greatly damaged the environment. (2) The fortunes of our environment and our economy are inseparable. (3) We should build a better future and a cleaner world for our children. Find the supporting details of the views of the three guests. Reading Points of view Supportin
11、g details James Smith Factories have caused water and air pollution and endangered public health. The river is dirty and smelly. (1) _ _ (2) _ _ The smog in the air has coloured the sky a smoky grey. Its also given him a cough that he cant get rid of. Reading Points of view Supporting details Vincen
12、t Brown Factories try to control the amount of pollution they produce. (3) _ _ _ Factories have brought economic benefits to Norgate. (4) _ _ _ Various measures have been taken, including the use of new technologies. Theyve created many jobs for local residents and helped the citys economy grow. Rea
13、ding Points of view Supporting details Julie Archer The Norgate Environmental Protection Committee plays a major role in controlling pollution, but also has a duty to promote economic growth. They have to achieve a balance between environmental protection and economic development. (5) _ _ _ Theyve m
14、ade environmental policies for businesses to observe, like strict clean-up requirements. Reading Points of view Supporting details Julie Archer Different branches of government work together to ensure that development strategies can be followed in an environmentally friendly way. (6) _ _ They work h
15、and in hand with other branches of government. Reading Points of view Supporting details Julie Archer Everyone should do their part to protect the environment. (7) three “R”s: _ _ (8) For example, save energy by _ _ reduce, reuse and recycle. taking the bus or the subway, or using the bike-sharing s
16、ystem. Whats the style of this TV show transcript? Whats the function of this style? Appreciation This TV show transcript is organized in the form of conversation. Each person expresses his or her opinion in turn. And the host makes the decision who will be talking. This style helps present each per
17、sons viewpoint directly and clearly. Please read the hosts words and explore their functions by filling the following table. Appreciation Introduce the topic Our topic today is pollution in Norgate. Introduce the guests Invite the guest to talk Summarize the guests opinion Conclusion Appreciation In
18、troduce the guests Joining us in the studio tonight are James Smith, a local resident; Vincent Brown, senior manager of a local factory; and Julie Archer, chief of the Norgate Environmental Protection Committee. Appreciation Invite the guest to talk Mr Smith, youve lived in this city for over 20 yea
19、rs. How would you describe the effects of pollution over that time? Mr Brown, would you like to respond? Mrs Archer, what are your thoughts on how to deal with pollution? Appreciation Summarize the guests opinion Mr Smith protested against heavy industry. Appreciation Conclusion A former UN official
20、 once said, “saving our planet, lifting people out of poverty, advancing economic growth these are one and the same fight.” The fortunes of our environment and our economy are inseparable. Its our duty to protect the environment while we aim for economic development. Its our duty to leave a better,
21、cleaner and healthier planet to our children. Its our duty to build a human community with a shared future. Pollution is a serious problem around the world, and much effort has been put into the fight against it. Do you think things will change significantly in the future? Work in groups and describ
22、e what the world will be like 20 years from now. Discussion Appreciation B Sample answer: I predict that the world will be much cleaner and greener in 20 years. First, cars running on traditional fuels will be replaced by those powered by new energies, such as electricity or solar energy. As a resul
23、t, the effect of greenhouse gases on the climate will be significantly reduced. Second, almost all reading and writing will be done on computer and phone screens, so people will cut down fewer trees and use less paper. Third, new technologies will be invented to make sure that our daily activities do not have a negative impact on the environment. Discussion Appreciation 1. Polish up your writing. 2. Finish the workbook. Homework Homework 1. Read this article aloud. 2. Finish the workbook. 谢 谢 谢谢
