精选全新版大学英语第二册Unit8资料课件.ppt

1、Supplementary ReadingAfter ReadingDetailed ReadingGlobal ReadingDetailed ReadingBefore ReadingUnit 8 Protecting Our EnvironmentUnit 8 Protecting Our EnvironmentAn English Song Earth SongAbout the Author Rachel CarsonAbout the Book Silent SpringBackground InformationBrainstormingSupplementary Reading

2、After ReadingDetailed ReadingGlobal ReadingDetailed ReadingBefore ReadingUnit 8 Protecting Our EnvironmentUnit 8 Protecting Our EnvironmentAbout the Author Rachel Carson Supplementary ReadingAfter ReadingDetailed ReadingGlobal ReadingDetailed ReadingBefore ReadingUnit 8 Protecting Our EnvironmentUni

3、t 8 Protecting Our EnvironmentAbout the Author Rachel CarsonA brief introduction to Rachel CarsonLearn and think Her QuotesSupplementary ReadingAfter ReadingDetailed ReadingGlobal ReadingDetailed ReadingBefore ReadingUnit 8 Protecting Our EnvironmentUnit 8 Protecting Our EnvironmentBackground Inform

4、ationEnvironmental Protection OrganizationsEarth DaySupplementary ReadingAfter ReadingDetailed ReadingGlobal ReadingDetailed ReadingBefore ReadingUnit 8 Protecting Our EnvironmentUnit 8 Protecting Our Environment Earth Song Michael JacksonAn English Song Earth SongWhat about sunriseWhat about rainWh

5、at about all the That you said we were to gain.What about killing Is there a timeWhat about all the thingsThat you said was yours and mine.things_fields_Directions: Listen to the song and fill in the blanks with what you hear.Supplementary ReadingAfter ReadingDetailed ReadingGlobal ReadingDetailed R

6、eadingBefore ReadingUnit 8 Protecting Our EnvironmentUnit 8 Protecting Our EnvironmentDid you ever stop to noticeAll the weve shed before Did you ever stop to noticeThe earth the weeping shores? What have we done to the worldLook what weve doneWhat about all the That you pledge your only son.What ab

7、out fieldsblood_crying_peace_flowering_Supplementary ReadingAfter ReadingDetailed ReadingGlobal ReadingDetailed ReadingBefore ReadingUnit 8 Protecting Our EnvironmentUnit 8 Protecting Our EnvironmentIs there a timeWhat about all theThat you said was yours and mine.Did you ever stop to noticeAll the

8、children from war Did you ever stop to noticeThe crying earth the weeping shoresdreams_dead_Supplementary ReadingAfter ReadingDetailed ReadingGlobal ReadingDetailed ReadingBefore ReadingUnit 8 Protecting Our EnvironmentUnit 8 Protecting Our EnvironmentA brief introduction to Rachel CarsonSupplementa

9、ry ReadingAfter ReadingDetailed ReadingGlobal ReadingDetailed ReadingBefore ReadingUnit 8 Protecting Our EnvironmentUnit 8 Protecting Our Environment Born: May 27, 1907 Birthplace: Springdale, Pennsylvania Occupation: marine biologist, writer Nationality: American Writing Period: 19371964 Genres: na

10、ture writing Subjects: marine biology, ecology, pesticides Notable work(s): Silent Spring Died: April 14, 1964 (aged 56) Silver Spring, MarylandSupplementary ReadingAfter ReadingDetailed ReadingGlobal ReadingDetailed ReadingBefore ReadingUnit 8 Protecting Our EnvironmentUnit 8 Protecting Our Environ

11、ment Rachel Louise Carson (19071964) was an American marine biologist and nature writer whose writings are credited with advancing the global environmental movement. In the late 1950s, Carson turned her attention to conservation and the environmental problems caused by synthetic pesticides. The resu

12、lt was Silent Spring (1962), which brought environmental concerns to an unprecedented portion of the American public. Silent Spring spurred a reversal in national pesticide policy Supplementary ReadingAfter ReadingDetailed ReadingGlobal ReadingDetailed ReadingBefore ReadingUnit 8 Protecting Our Envi

13、ronmentUnit 8 Protecting Our Environmentleading to a nationwide ban on DDT and other pesticides and the grassroots environmental movement the book inspired led to the creation of the Environmental Protection Agency. Carson was posthumously awarded the Presidential Medal of Freedom by Jimmy Carter.Su

14、pplementary ReadingAfter ReadingDetailed ReadingGlobal ReadingDetailed ReadingBefore ReadingUnit 8 Protecting Our EnvironmentUnit 8 Protecting Our Environmentpesticides Supplementary ReadingAfter ReadingDetailed ReadingGlobal ReadingDetailed ReadingBefore ReadingUnit 8 Protecting Our EnvironmentUnit

15、 8 Protecting Our EnvironmentDDTSupplementary ReadingAfter ReadingDetailed ReadingGlobal ReadingDetailed ReadingBefore ReadingUnit 8 Protecting Our EnvironmentUnit 8 Protecting Our Environmentenvironmental movementSupplementary ReadingAfter ReadingDetailed ReadingGlobal ReadingDetailed ReadingBefore

16、 ReadingUnit 8 Protecting Our EnvironmentUnit 8 Protecting Our EnvironmentEnvironmental Protection AgencySupplementary ReadingAfter ReadingDetailed ReadingGlobal ReadingDetailed ReadingBefore ReadingUnit 8 Protecting Our EnvironmentUnit 8 Protecting Our EnvironmentPresidential Medal of FreedomSupple

17、mentary ReadingAfter ReadingDetailed ReadingGlobal ReadingDetailed ReadingBefore ReadingUnit 8 Protecting Our EnvironmentUnit 8 Protecting Our EnvironmentLearn and think Her Quotes “Those who dwell among the beauties and mysteries of the Earth are never alone or weary of life.” “No witchcraft, no en

18、emy action had silenced the rebirth of new life in this stricken world. The people had done it themselves.” Supplementary ReadingAfter ReadingDetailed ReadingGlobal ReadingDetailed ReadingBefore ReadingUnit 8 Protecting Our EnvironmentUnit 8 Protecting Our EnvironmentLearn and think Her Quotes “We s

19、tand now where two roads diverge. But unlike the roads in Robert Frosts familiar poem, they are not equally fair. The road we have long been traveling is deceptively easy, a smooth superhighway on which we progress with great speed, but at its end lies disaster. The other fork of the road the one le

20、ss traveled by offers our last, our only chance to reach a destination that assures the preservation of the earth.”Supplementary ReadingAfter ReadingDetailed ReadingGlobal ReadingDetailed ReadingBefore ReadingUnit 8 Protecting Our EnvironmentUnit 8 Protecting Our EnvironmentAbout the Book Silent Spr

21、ingSupplementary ReadingAfter ReadingDetailed ReadingGlobal ReadingDetailed ReadingBefore ReadingUnit 8 Protecting Our EnvironmentUnit 8 Protecting Our Environment Silent Spring is a book written by Rachel Carson and published by Houghton Mifflin in September 1962. The book is widely 1) with helping

22、 launch the environmental movement. When Silent Spring was published, Rachel Carson was already a well-known writer on 2) , but had not previously been a social critic. The book was widely read, and 3) widespread public concerns with 4) and pollution of the environment. Silent Spring facilitated the

23、 5) of the pesticide DDT in 1972 in the United States.credited_natural history_inspired_pesticides_ban_Supplementary ReadingAfter ReadingDetailed ReadingGlobal ReadingDetailed ReadingBefore ReadingUnit 8 Protecting Our EnvironmentUnit 8 Protecting Our Environment The book documented detrimental effe

24、cts of pesticides on the environment, 6) on birds. Carson said that DDT had been found to cause thinner egg shells and result in 7) problems and death. She also accused the chemical industry of spreading disinformation, and public 8) of accepting industry claims uncritically.particularly_productive_

25、officials_Supplementary ReadingAfter ReadingDetailed ReadingGlobal ReadingDetailed ReadingBefore ReadingUnit 8 Protecting Our EnvironmentUnit 8 Protecting Our EnvironmentEnvironmental Protection Organizations1.The United Nations Environment Programme (UNEP)2. Green Peace3. The Environmental Protecti

26、on AgencySupplementary ReadingAfter ReadingDetailed ReadingGlobal ReadingDetailed ReadingBefore ReadingUnit 8 Protecting Our EnvironmentUnit 8 Protecting Our Environment1. The United Nations Environment Programme (UNEP) coordinates United Nations environmental activities, assisting developing countr

27、ies in implementing environmentally sound policies and practices. It was founded as a result of the United Nations Conference on the Human Environment in June 1972 and has its headquarters in Nairobi, Kenya. UNEP also has six regional offices and various country offices.Supplementary ReadingAfter Re

28、adingDetailed ReadingGlobal ReadingDetailed ReadingBefore ReadingUnit 8 Protecting Our EnvironmentUnit 8 Protecting Our Environment2. Green Peace: a large international pressure group that aims to protect the environment. Its members are well known for protecting the environment. They often go out i

29、n small boats to stop people from killing whales or throwing poisonous material into the sea.Supplementary ReadingAfter ReadingDetailed ReadingGlobal ReadingDetailed ReadingBefore ReadingUnit 8 Protecting Our EnvironmentUnit 8 Protecting Our Environment3. The Environmental Protection Agency: a US go

30、vernment organization that established rules and standards for protecting the environment, e.g. against pollution.Supplementary ReadingAfter ReadingDetailed ReadingGlobal ReadingDetailed ReadingBefore ReadingUnit 8 Protecting Our EnvironmentUnit 8 Protecting Our EnvironmentEarth Day Earth Day is a d

31、ay designed to inspire awareness and appreciation for the Earths environment. It is on 22 April. It was founded by U.S. Senator Gaylord Nelson (D-Wisconsin) as an environmental teach-in in 1970 and is celebrated in many countries every year. The first Earth Day was in 1970. Earth Day is similar to W

32、orld Environment Day.Supplementary ReadingAfter ReadingDetailed ReadingGlobal ReadingDetailed ReadingBefore ReadingUnit 8 Protecting Our EnvironmentUnit 8 Protecting Our EnvironmentBrainstormingDirections: Work in groups and write down the words or phrases related to “environmental protection”, then

33、 group them by similarity.Status quoProblemsCausesMeasuresSupplementary ReadingAfter ReadingDetailed ReadingGlobal ReadingBefore ReadingUnit 8 Protecting Our EnvironmentUnit 8 Protecting Our EnvironmentPart Division of the TextFurther UnderstandingSupplementary ReadingAfter ReadingDetailed ReadingGl

34、obal ReadingBefore ReadingUnit 8 Protecting Our EnvironmentUnit 8 Protecting Our EnvironmentFor Part 1 Make sentencesFor Part 2 Questions and AnswersFor Part 3&4 True or FalseFurther UnderstandingSupplementary ReadingAfter ReadingDetailed ReadingGlobal ReadingBefore ReadingUnit 8 Protecting Our Envi

35、ronmentUnit 8 Protecting Our Environment Part Division of the Text PartsPara(s). Main Ideas112 236 A town in the heart of America, where all life lived in harmony with its surroundings.The description of the same town which was now stricken with all kinds of maladies.Supplementary ReadingAfter Readi

36、ngDetailed ReadingGlobal ReadingBefore ReadingUnit 8 Protecting Our EnvironmentUnit 8 Protecting Our EnvironmentPartsPara(s). Main Ideas378The cause of the maladies.4910Though imagined, the tragedy may well become a reality and the author tells about her purpose in writing the book.Supplementary Rea

37、dingAfter ReadingDetailed ReadingGlobal ReadingBefore ReadingUnit 8 Protecting Our EnvironmentUnit 8 Protecting Our Environment Make sentencesRead this part and make sentences with the same meaning as the text. Try to use the words or phrases given below. in harmony with prosperous farm clouds of bl

38、oom foxes deer delighted the travelers eye in winter flood of migrantsSupplementary ReadingAfter ReadingDetailed ReadingGlobal ReadingBefore ReadingUnit 8 Protecting Our EnvironmentUnit 8 Protecting Our EnvironmentQuestions and Answers1. What should spring be like? What does “a silent spring” mean?S

39、pring should be throbbing with life, full of birdsong. “A silent spring” means a lifeless spring.2. What do the roadsides look like now?The roadsides are now lined with withered vegetation as though swept by fire.3. The author mentioned a white granular powder that falls like snow. What do you guess

40、 it is?Probably it is the remains of pesticides or other deadly chemicals.Supplementary ReadingAfter ReadingDetailed ReadingGlobal ReadingBefore ReadingUnit 8 Protecting Our EnvironmentUnit 8 Protecting Our Environment2. The white granular powder was spread by people themselves. True or False1. Whit

41、e granular powder had fallen upon the roofs and the lawns, the fields and streams some weeks before.FThey were not the persons who spread the powder, but the ones who should be responsible for this consequence.T( )( )Supplementary ReadingAfter ReadingDetailed ReadingGlobal ReadingBefore ReadingUnit

42、8 Protecting Our EnvironmentUnit 8 Protecting Our Environment3. Actually, the misfortunes have happened somewhere in the world. T( )4. People know clearly of what they should do nowadays. FMany people havent realized the great impact they had made on their surroundings.( )Supplementary ReadingAfter

43、ReadingDetailed ReadingGlobal ReadingBefore ReadingUnit 8 Protecting Our EnvironmentUnit 8 Protecting Our Environment In the dramatic opening to her book, Silent Spring, Rachel Carson paints a disturbing picture of an America suffering from a mysterious series of misfortunes that strike both animals

44、 and humans. What, she leaves us wondering, might be the cause?Supplementary ReadingAfter ReadingDetailed ReadingGlobal ReadingBefore ReadingUnit 8 Protecting Our EnvironmentUnit 8 Protecting Our Environment There was once a town in the heart of America where all life seemed to live in harmony with

45、its surroundings. The town lay in the midst of a checkerboard of prosperous farms, with fields of grain and hillsides of orchards where, in spring, white clouds of bloom drifted above the green fields. In autumn, oak and maple and birch set up a blaze of colour that flamed and flickered across a bac

46、kdrop of pines. Then foxes barked in the hills and deer silently crossed the fields, half hidden in the mists of the autumn mornings. A Fable for TomorrowRachel CarsonSupplementary ReadingAfter ReadingDetailed ReadingGlobal ReadingBefore ReadingUnit 8 Protecting Our EnvironmentUnit 8 Protecting Our

47、Environment Along the roads, laurel, viburnum and alder, great ferns and wild flowers, delighted the travellers eye through much of the year. Even in winter the roadsides were places of beauty, where countless birds came to feed on the berries and on the seed heads of the dried weeds rising above th

48、e snow. The countryside was, in fact, famous for the abundance and variety of its bird life, and when the flood of migrants was pouring through in spring and autumn people travelled from great distances to observe them. Others came to fish the streams, Supplementary ReadingAfter ReadingDetailed Read

49、ingGlobal ReadingBefore ReadingUnit 8 Protecting Our EnvironmentUnit 8 Protecting Our Environment which flowed clear and cold out of the hills and contained shady pools where trout lay. So it had been from the days many years ago when the first settlers raised their houses, sank their wells and buil

50、t their barns. Then a strange blight crept over the area and everything began to change. Some evil spell had settled on the community: mysterious maladies swept the flocks of chickens; the cattle and sheep sickened and died. Supplementary ReadingAfter ReadingDetailed ReadingGlobal ReadingBefore Read