Unit 6 Nature in words Developing ideas （ppt课件+视频）-2022新外研版（2019）《高中英语》选择性必修第三册.rar
Unit 6Nature in wordsDeveloping ideas外研版（2019）选择性必修三 1.To learn have a general knowledge of DDT contamination.了解了解DDT所造成的污染。所造成的污染。2.To raise the awareness of environmental protection.提高环境保护的意识提高环境保护的意识。3.To learn and use some key words and expressions.掌握重要的知识点。掌握重要的知识点。Learning aimsDDTFactsaboutDDT:DDT was first produced in 1874 and was later used as pesticide.It stays in the environment.It is highly poisonous to living organism,including humans.Now banned in many countries,it is still used in some for malaria control.Read paragraph 1 carefully and answer the question.Whatisthepassagemainlyabout?Careful readingCareful readingThere was a strange stillness.The birds,for example-where had they gone?Many people spoke of them,puzzled and disturbed.The feeding stations in the backyards were deserted.The few birds seen anywhere were moribund;they trembled violently and could not fly.It was a spring without voices.On the mornings that had once throbbed with the dawnchorus of robins,catbirds,doves,jays,wrens,and scores of other bird voices there was now no sound;only silence lay over the fields and woods and marsh.Silent spring.Silent spring.What is the purpose of writing the book Silent Spring?Read paragraph 2 and answer the question.Rachel Carson was a scientist by profession,but these lines from the opening chapter of her 1962 book Silent Spring,“A Fable for Tomorrow”,show her talent as a writer.By imagining a world without birds,she aimed to alert not only the scientific community but also the general public to the damaging effects of human activity on natural ecosystems in particular,to the harmful use of pesticides,such as DDT.She believed that thechemical industry was knowingly causing harm to plants,animals and even humans,andwished to see pesticides used in a more responsible,limited and carefully monitored way.To alert the scientific community and the general public to To alert the scientific community and the general public to the damaging effects of human activity on natural the damaging effects of human activity on natural ecosystems.ecosystems.Read paragraph 3 and do the True or False questions:Carson urged people to make themselves aware of the facts and do something about the situation.Silent Spring contains a lot of scientific research and case studies.The book details the gypsy moth eradication programme,which killed birds,in addition to gypsy moths.Another case study was the fire-ant programme that killed cows,but not fire ants.The book also gives dozens of other examples of eradication programmes that did nothing to reduce the problems they were originally designed to solve.The 50 or so pages at the end of the book list Carsons sources,showing how thorough and precise she was as a scientist.1.Silent Spring gives dozens of examples of eradication programmes that didnt solved the problems.()2.The book details many eradication programmes showing how thorough the precise she was as a scientist.()TFThe 50 or so pages at the end of the book list Carsons sourcesRead paragraph 4 and choose the correct answer.Carsons message was very alarming,causing a great increase in environmental awareness.Its impact was immediate and far-reaching:the use of DDT was banned and the Environmental Protection Agency(EPA)was established in the US.SilentSpring was therefore regarded as a milestone in the launch of the green movement in the Western world.It also earned Carson a posthumous Presidential Medal of Freedom and put her face on the 17-cent US stamp.Which of the statements about the impacts of Carsons book is WRONG?A.She was regarded as a national hero.B.The use of DDT was banned.C.The EPA was established.D.Her face was put on the 17-cent US stamp.Under the attack of many people,Carson_.A.gave up her opinionB.sought support from the governmentC.compromised with opponentsD.stood by her researchRead paragraph 5 and choose the correct answer.Silent Spring was not,however,received positively by everyone.Though Carsons research was strong and was supported by most scientists who reviewed her work,the book quickly became a target for critics in the pesticide industry.They said that Carson did not understand the science behind her arguments because she was a marine biologist rather than a chemist.Some also said that her work was more emotional than scientific.These were attempts to damage Carsons reputation and stop her work from influencing public policy,but she remained determined to stand by her research.Carson appeared in public and on television to defend her claims and today,more than 50 years after it was published,the voice of Silent Spring is still ringing loud and clear.Read paragraph 6 and choose fill in the blanks.answer.Personally,I enjoy Carsons book.She made a crucial but potentially difficult-to-understand subject interesting and accessible to millions of people.This is not somuch because of the quality of her arguments,strong though they are,but because of the beauty and elegance of her writing.Her book not only changed the world;half a century later it remains a book that deserves to be reread today,so that we can once again feel ourselves warm to the fire of its passionate message.For unless we dolisten to Rachel Carsons warning,one day we may wake up to the strange and quiet horror of another silent spring.The author compares the natural disaster to _.The figure of speech is _.silent springmetaphor课文复现课文复现：Now banned in many countries,it is still used in some for malaria control.bansth禁止某事bandoingsth禁止做某事e.g.TheChinesegovernmentdecidedtobansmokinginpublicspacesacrossthecountryseveralyearsago.中国政府几年前决定要在全国范围内禁止在公众场合吸烟。bansbfromdoingsth禁止某人做某事e.g.Hewasbannedfromdrivingforsixmonths.他被禁止驾驶六个月。禁止某人做某事禁止某人做某事拓展拓展 prevent sb from doing forbid sb from doing stop sb from doing keep sb from doingLets practise.1.I think it would be good if they banned _(smoke)in restaurants.2.Shes banned _ travelling abroad because of her fault.单句语法填空单句语法填空解析：解析：1.ban doing“禁止做某事禁止做某事”是固定搭配是固定搭配smoking from2.ban sb from doing sth“禁止某人做某事禁止某人做某事”做这类语法填空时，应根据汉语意思做这类语法填空时，应根据汉语意思联想对应的短语。注意平时的积累联想对应的短语。注意平时的积累!课文复现课文复现：Carsonurgedpeopletomakethemselvesawareofthefactsanddosomethingaboutthesituation.urgesbtodosth“敦促某人做某事”e.g.Parentsalwaysurgetheirchildrentotakepartinoutdooractivitiesasmuchaspossible.家长经常敦促孩子们尽可能多地参加户外活动。urge后接宾语从句时要用虚拟语气，后接宾语从句时要用虚拟语气，should可以省略可以省略拓展拓展urge that(should)do sth 极力主张极力主张/强调强调e.g.Myteacherurgedthatwe(should)domoreexerciseafterclass.老师强调让我们课后多锻炼身体。Lets practise妈妈经常敦促我要节约食物，不要浪费任何东西。1.Mymotheroftenurges_foodbynotwastinganything.2.Mymotheroftenurges_foodbynotwastinganything.metosavethatIshouldsave一句多译一句多译解析：本句可用解析：本句可用urge sb to do及及urge that sb(should)do分别翻译。分别翻译。The theme of the passage：SummaryThank you！
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Unit 6Nature in wordsDeveloping ideas外研版（2019）选择性必修三 1.To learn have a general knowledge of DDT contamination.了解了解DDT所造成的污染。所造成的污染。2.To raise the awareness of environmental protection.提高环境保护的意识提高环境保护的意识。3.To learn and use some key words and expressions.掌握重要的知识点。掌握重要的知识点。Learning aimsDDTFactsaboutDDT:DDT was first produced in 1874 and was later used as pesticide.It stays in the environment.It is highly poisonous to living organism,including humans.Now banned in many countries,it is still used in some for malaria control.Read paragraph 1 carefully and answer the question.Whatisthepassagemainlyabout?Careful readingCareful readingThere was a strange stillness.The birds,for example-where had they gone?Many people spoke of them,puzzled and disturbed.The feeding stations in the backyards were deserted.The few birds seen anywhere were moribund;they trembled violently and could not fly.It was a spring without voices.On the mornings that had once throbbed with the dawnchorus of robins,catbirds,doves,jays,wrens,and scores of other bird voices there was now no sound;only silence lay over the fields and woods and marsh.Silent spring.Silent spring.What is the purpose of writing the book Silent Spring?Read paragraph 2 and answer the question.Rachel Carson was a scientist by profession,but these lines from the opening chapter of her 1962 book Silent Spring,“A Fable for Tomorrow”,show her talent as a writer.By imagining a world without birds,she aimed to alert not only the scientific community but also the general public to the damaging effects of human activity on natural ecosystems in particular,to the harmful use of pesticides,such as DDT.She believed that thechemical industry was knowingly causing harm to plants,animals and even humans,andwished to see pesticides used in a more responsible,limited and carefully monitored way.To alert the scientific community and the general public to To alert the scientific community and the general public to the damaging effects of human activity on natural the damaging effects of human activity on natural ecosystems.ecosystems.Read paragraph 3 and do the True or False questions:Carson urged people to make themselves aware of the facts and do something about the situation.Silent Spring contains a lot of scientific research and case studies.The book details the gypsy moth eradication programme,which killed birds,in addition to gypsy moths.Another case study was the fire-ant programme that killed cows,but not fire ants.The book also gives dozens of other examples of eradication programmes that did nothing to reduce the problems they were originally designed to solve.The 50 or so pages at the end of the book list Carsons sources,showing how thorough and precise she was as a scientist.1.Silent Spring gives dozens of examples of eradication programmes that didnt solved the problems.()2.The book details many eradication programmes showing how thorough the precise she was as a scientist.()TFThe 50 or so pages at the end of the book list Carsons sourcesRead paragraph 4 and choose the correct answer.Carsons message was very alarming,causing a great increase in environmental awareness.Its impact was immediate and far-reaching:the use of DDT was banned and the Environmental Protection Agency(EPA)was established in the US.SilentSpring was therefore regarded as a milestone in the launch of the green movement in the Western world.It also earned Carson a posthumous Presidential Medal of Freedom and put her face on the 17-cent US stamp.Which of the statements about the impacts of Carsons book is WRONG?A.She was regarded as a national hero.B.The use of DDT was banned.C.The EPA was established.D.Her face was put on the 17-cent US stamp.Under the attack of many people,Carson_.A.gave up her opinionB.sought support from the governmentC.compromised with opponentsD.stood by her researchRead paragraph 5 and choose the correct answer.Silent Spring was not,however,received positively by everyone.Though Carsons research was strong and was supported by most scientists who reviewed her work,the book quickly became a target for critics in the pesticide industry.They said that Carson did not understand the science behind her arguments because she was a marine biologist rather than a chemist.Some also said that her work was more emotional than scientific.These were attempts to damage Carsons reputation and stop her work from influencing public policy,but she remained determined to stand by her research.Carson appeared in public and on television to defend her claims and today,more than 50 years after it was published,the voice of Silent Spring is still ringing loud and clear.Read paragraph 6 and choose fill in the blanks.answer.Personally,I enjoy Carsons book.She made a crucial but potentially difficult-to-understand subject interesting and accessible to millions of people.This is not somuch because of the quality of her arguments,strong though they are,but because of the beauty and elegance of her writing.Her book not only changed the world;half a century later it remains a book that deserves to be reread today,so that we can once again feel ourselves warm to the fire of its passionate message.For unless we dolisten to Rachel Carsons warning,one day we may wake up to the strange and quiet horror of another silent spring.The author compares the natural disaster to _.The figure of speech is _.silent springmetaphor课文复现课文复现：Now banned in many countries,it is still used in some for malaria control.bansth禁止某事bandoingsth禁止做某事e.g.TheChinesegovernmentdecidedtobansmokinginpublicspacesacrossthecountryseveralyearsago.中国政府几年前决定要在全国范围内禁止在公众场合吸烟。bansbfromdoingsth禁止某人做某事e.g.Hewasbannedfromdrivingforsixmonths.他被禁止驾驶六个月。禁止某人做某事禁止某人做某事拓展拓展 prevent sb from doing forbid sb from doing stop sb from doing keep sb from doingLets practise.1.I think it would be good if they banned _(smoke)in restaurants.2.Shes banned _ travelling abroad because of her fault.单句语法填空单句语法填空解析：解析：1.ban doing“禁止做某事禁止做某事”是固定搭配是固定搭配smoking from2.ban sb from doing sth“禁止某人做某事禁止某人做某事”做这类语法填空时，应根据汉语意思做这类语法填空时，应根据汉语意思联想对应的短语。注意平时的积累联想对应的短语。注意平时的积累!课文复现课文复现：Carsonurgedpeopletomakethemselvesawareofthefactsanddosomethingaboutthesituation.urgesbtodosth“敦促某人做某事”e.g.Parentsalwaysurgetheirchildrentotakepartinoutdooractivitiesasmuchaspossible.家长经常敦促孩子们尽可能多地参加户外活动。urge后接宾语从句时要用虚拟语气，后接宾语从句时要用虚拟语气，should可以省略可以省略拓展拓展urge that(should)do sth 极力主张极力主张/强调强调e.g.Myteacherurgedthatwe(should)domoreexerciseafterclass.老师强调让我们课后多锻炼身体。Lets practise妈妈经常敦促我要节约食物，不要浪费任何东西。1.Mymotheroftenurges_foodbynotwastinganything.2.Mymotheroftenurges_foodbynotwastinganything.metosavethatIshouldsave一句多译一句多译解析：本句可用解析：本句可用urge sb to do及及urge that sb(should)do分别翻译。分别翻译。The theme of the passage：SummaryThank you！
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