1、Unit 1Reading 1The evolution of video and sound devices 高中英语高中英语 必修(第三册)必修(第三册)1Unit 1 Nature in the balanceExtended readingNews that Matters:pollution in Norgate2Do you know any kind of pollution?Pollutionglobal warmingwater pollutionair pollutionhabitat losssoil pollutionlight pollutionLead-innois
2、e pollutionoverfishing3Have 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-in4What kinds of pollution do you think the cities have now?News that Matters:pollution in NorgateReading5Air pollution:the air b
3、ecomes 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 safety of peoples drinking water has
4、 become a problem.What kinds of pollution do you think the cities have now?Reading6Noise 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 health and environmental quality.Light
5、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 energy.What kinds of pollution do you think the
6、cities have now?Reading7Summarize the main viewpoints of the host and three guests.ReadingPoints of viewJames SmithVincent BrownJulie ArcherHost8ReadingPoints of viewJames Smith(1)Norgate has become seriously polluted over the past 20 years.(2)Factories have caused water and air pollution and endang
7、ered public health.(3)Heavy industry should be moved out of Norgate.9ReadingPoints of viewVincent Brown(1)Factory managers care deeply about the environment and the community.(2)Factories have taken various measures to reduce pollution,even though these measures raise their production costs.(3)Facto
8、ries have helped Norgates economy and created job opportunities for local residents.10ReadingPoints of viewJulie Archer(1)The Norgate Environmental Protection Committee plays a major role in controlling pollution,but also has a duty to promote economic growth.(2)Different branches of government work
9、 together to ensure that development strategies can be followed in an environmentally friendly way.(3)Everyone should do their part to protect the environment.11ReadingPoints of viewHost(1)Norgates fast development has brought increased pollution and greatly damaged the environment.(2)The fortunes o
10、f our environment and our economy are inseparable.(3)We should build a better future and a cleaner world for our children.12Find the supporting details of the views of the three guests.ReadingPoints of viewSupporting detailsJames SmithFactories have caused water and air pollution and endangered publ
11、ic 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.13ReadingPoints of viewSupporting detailsVincent BrownFactories try to control the amount of pollution they produce.(3)_Factories have brought
12、 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.14ReadingPoints of viewSupporting detailsJulie ArcherThe Norgate Environmental Protection Committee plays a major r
13、ole 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 made environmental policies for businesses to observe,like strict clean-up requirements.15ReadingPoints of viewSupporting d
14、etailsJulie ArcherDifferent branches of government work together to ensure that development strategies can be followed in anenvironmentally friendly way.(6)_ They work hand in hand with other branches of government.16ReadingPoints of viewSupporting detailsJulie ArcherEveryone should do their part to
15、 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 system.17Whats the style of this TV show transcript?Whats the function of this style?AppreciationThis TV show transcript is organized in the form of c
16、onversation.Each person expresses his or her opinion in turn.And the host makes the decision who will be talking.This style helps present each persons viewpoint directly and clearly.18Please read the hosts words and explore their functions by filling the following table.AppreciationIntroduce the top
17、icOur topic today is pollution in Norgate.Introduce the guestsInvite the guest to talkSummarize the guests opinionConclusion19AppreciationIntroduce the guestsJoining us in the studio tonight are James Smith,a local resident;Vincent Brown,senior manager of a local factory;and Julie Archer,chief of th
18、e Norgate Environmental Protection Committee.20AppreciationInvite the guest to talkMr Smith,youve lived in this city for over 20 years.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?21A
19、ppreciationSummarize the guests opinionMr Smith protested against heavy industry.22AppreciationConclusionA former UN official 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 ins
20、eparable.Its our duty to protect the environment while we aim for economic development.Its our duty to leave a better,cleaner and healthier planet to our children.Its our duty to build a human community with a shared future.23Pollution is a serious problem around the world,and much effort has been p
21、ut into the fight against it.Do you think things will change significantly in the future?Work in groups and describe what the world will be like 20 years from now.DiscussionAppreciationB24Sample answer:I predict that the world will be much cleaner and greener in 20 years.First,cars running on tradit
22、ional fuels will be replaced by those powered by new energies,such as electricity or solar energy.As a result,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.DiscussionAppreciation251.Polish up your writing.2.Finish the workbook.Homework26Homework1.Read this article aloud.2.Finish the workbook.谢谢 谢谢27
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