1、Pre-reading DDTPre-readingLook at the infographic below and answer the questions.information+graphic(图表图表)Facts about DDT: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
2、,it is still used in some for malaria(疟疾疟疾)control.is sprayed onto plants mler u How does DDT reach the human body in the food chain?is sprayed onto plantsleaks through the soil and into rivers and lakesis absorbed by the plantsis consumed by animalscontaminates fishPre-readingu What harm does DDT c
3、ause?DDT is highly poisonous to living organism,including humans.a book that led to the banning of DDTPre-reading1874年，德国Zeidler合成了DDT。19361939年，瑞士化学家保罗赫尔曼穆勒（Paul Hermann Mller，18991965）发现了DDT的杀虫效能和使用价值，1943年传播国外，1944正式发表。DDT是第一个重要的有机氯杀虫剂，在第二次世界大战后一段时间内，大量应用于农业和卫生保健，起过很大的作用，瑞士化学家保罗赫尔曼穆勒Mller因此获得1948
4、年的诺贝尔医学奖。For dozens of years,human beings have paid a heavy price for it:a large number of birds have died out;Germ cells have been damaged;Various chronic diseases have appeared 几十年来，人类为此付出了沉重的代价：大量鸟类灭绝，生殖细胞受损，出现各种慢性疾病Pesticides were yesterdays gospel,but todays disaster.农药是昨天的福音，今天的灾难农药是昨天的福音，今天的灾
5、难Rachel Carson,writer,scientist,and ecologist,grew up simply in the rural river town of Springdale,Pennsylvania.1941:Under the Sea-Wind 1951:The Sea Around Us 1955:The Edge of the Sea 1962:Silent SpringWhile-readingRead the book review on Silent Spring.Predict what will be mentioned in the passage.B
6、ook Review:an article in a newspaper or magazine giving opinion on a book.BookReview While-readingRead for structurePara.2Para.3Para.4Para.5-6Para.6Basic informationthe author,year of publication,theme,main idea,reason for publicationContent of this bookInfluence of this bookComments on this bookFea
7、tures of the writingWhile-readingRead for detailsOrganise information from the passage and complete the notes about Silent Spring.(P92)AuthorRachel CarsonYear of publication:_Purposes:n Carson aimed to alert people to _on natural ecosystems.n She wished to see pesticides used in a _way.While-reading
8、Read for detailsthe damaging of human activity1962more responsible,limited and carefully monitoredWhile-readingRead for details_ said that Carsons research is not precise.Carson appeared in public and on television to _.Features of the book:Carson wrote a lot of _ in the book.The arguments are stron
9、g,and the language is _.Opposing voices:scientific information,examples and researchbeautiful and elegantThe pesticide industrydefend her claimsWhile-readingRead for detailsInfluence of the book:_ was banned and the EPA was established in the US.Carson earned a posthumous_.The book changed the world
10、 by increasing peoples _.The use of DDTPresidential Medal of Freedomenvironmental awarenessWhile-readingRead for details1.Why did many people get puzzled and disturbed?ABecause they didnt speak of birds again.BBecause the feeding stations were destroyed.CBecause most birds were gone.DBecause birds v
11、oices were unusual.2What can we learn about Rachel Carson?AShe was born in 1962.BShe was a writer by profession.CShe thought pesticides were harmful.DShe used too many pesticides daily.While-readingRead for details3.What caused a great increase in the awareness of protecting the environment?ACarsons
12、 research.BThe fireant program.CThe green movement.DSome gypsy moths.4.Who supported Carsons research strongly?AMost writers.BMost scientists.CMost critics.DMost officials.Post-readingThink&Share1.Why was silent spring so successful?It alerted the general public to the dangers of DDT.It cuased a gre
13、at increase in environmental awareness.Its impact was immediate and farreaching.2.Why did some people challenge Carsons findings?Because they were concerned about the negative impact on their pesticide industry.It would harm their interst.Rachel Carson received her Presidential Medal of Freedom post
14、humously in 1980.Read the excerpt from President Carters award speech and write an acceptance speech for Rachel Carson.uI accept the prize with profound gratitude.uI cant tell you how honoured I am to receive this award and to be counted among the many distinguished recipients who have received it i
15、n the past.uThank you,Mr President,members of the Committee.I am very happy to be here with you today to receive the.I feel honoured,humbled and deeply moved that you should give this important prize to me as I am no one special.But I believe the prize is a recognition of the true value of my effort
16、s,love,compassion which I try to practice.uI thank you all for this amazing award tonight.Let us not take this planet for granted.I do not take tonight for granted.Thank you so very much.Useful expressionsThe opening of the bookThe aim of the bookSome unsuccessful solutionsThe books impactThe book deserves to be rereadcomments on this book
