slient spring寂静的春天的课件

1、2022-2-7NCEPUNCEPU1SLIENT SPRINGSLIENT SPRING Rachel Carson2022-2-7NCEPU2Silent spring About the author1 About the text2 Word study 34sentence2022-2-7NCEPU3Rachel CarsonlMarine biologist lNature writer lEnvironmentalist (1907-1964)2022-2-7NCEPU4About the authorRachel Carson (19071964) was an America

2、n biologist and writer. She was a quiet, private person, fascinated with the workings of nature from a scientific and aesthetic point of view. 2022-2-7NCEPU5The experience of Rachell She grew up on a small Pennsylvania farm, went to the Pennsylvania College, majored in zoology, and then went to John

3、 Hopkins for a masters degree in genetics.l She published Under the Sea-Wind, then The Sea Around Us and The Edge of the Sea, and finally Silent Spring in 1962. In the wake of Silent Spring, she was attacked personally and as a scientist by many. While she was working on Silent Spring, she was serio

4、usly ill.2022-2-7NCEPU6Meaningful words l Good coffee to friends and taste, good opportunity will and friends.We must be Shared with other life of our earth. , Rachel Carsonl 好咖啡要和朋友一起品尝，好机会也要和朋友一起分享。 我们必须与其它生命共同分享我们的地球。雷切尔.卡森 2022-2-7NCEPU7Meaningful wordslMan is a part of nature, and his war again

5、st nature is inevitably a war against himself.l There is no drop of water in the ocean, not even in the deepest parts of the abyss, that does not know and respond to the mysterious forces that create the tide. Rachel Carson2022-2-7NCEPU8 main ideaThe text 1 The structure of text22022-2-7NCEPU9previe

6、wlWhat have people done to nature？lWhat does nature actually mean to man?lIn what ways has man disturbed the balance of nature?lWhy have people created more and more poisonous chemicals?2022-2-7NCEPU10In Carsons opinion, what lead to In Carsons opinion, what lead to the insect problemthe insect prob

7、lem？lInsect problems arose with the intensification of agriculture - the devotion of immense acreage to a single crop and the spreading of thousands of different kinds of organisms from their native homes2022-2-7NCEPU11 lNature is an integral nature. We should promote our knowledge of relation of ch

8、emicals and ecology. Before we use chemicals, we should know clearly about their effect on environment and people and reasonable use of them Whats the Carsons contention?2022-2-7NCEPU12Main idea The text begins with a full page description of a typical American town, which is extremely beautiful unt

9、il it is destroyed by chemicals. Then the author goes on to explain what she thinks it is that causes the change. At last ,she expound her opinions about chemical problems and advocate people protecting our environments Her central argument is: Human beings are tampering with nature and causing a la

10、rge numbers of irrecoverable and irreversible things, so that they cannot adapt to them. If people didnt changed ,they will be never forgived by next generation.2022-2-7NCEPU13The structure of textvParas 1-6 A town is assaulted by chemicals.vParas 7-9 The use of chemicals is responsible for this des

11、truction. (transition)vParas 10-14 Mans use of chemicals upsetsthe balance of nature.vParas 15-18 Why arent pesticides a good solution to the pest problem? vParas 19-24 How did the modern insect problem come into being? vPara 25 Conclusion 2022-2-7NCEPU14Word study1 Important words 2Useful expressio

12、ns 2022-2-7NCEPU15Word studyl Blaze n. & v. v. 1.to burn brightly and strongly E.g.: A huge fire was blazing in the building. 2 .Blaze with sth 怒视E.g.: Her eyes were blazing with fury.5 blaze away 连续射击用法: blaze up 熊熊燃烧；突然动怒；blaze a trail 领先，作为开路先锋N. 1 火灾，e.g.：Five people died in the blaze.2 光彩展现，e.g

13、.：A blaze of glory 3 blaze of sth ,感情的迸发，e.g.：a blaze of anger /passion 拓展：Adj, blazing 2022-2-7NCEPU16consentl Consent n.& v.l n. 1. consent to sth 同意，认可，准许。用法： by common consent ,一致同意。l E.g. Her parents gave the consent to go to school.l V. 同意，认可，准许，e.g. He finally consented to answer our question

14、s l 延伸： N. consensus共识，一致意见 l e.g. Theres general consensus among readers.l Adj. consensual 1一致同意的，a consensual approach 2 赞同的2022-2-7NCEPU17BOUND & crossfirel bounds n. n. the accepted or further limits e.g. His energy knows no bounds.l crossfirecrossfire n. 1. n. (military) firing of guns from two

15、 or more points so that the bullets, shells, etc cross each other 2. n. (figurative) situation in which two people or groups are arguing, competing, etc and another is unwillingly involved. e.g. Thus the chemical war is never won, and all life is caught in its violent crossfire.2022-2-7NCEPU18Dampl

16、damp v. 1. v. make (sth) damp 2. v. sth (down) (a) reduce (noise, etc) e.g. Soft material damps down vibrations. (b) make (sth) less strong; restrain e.g. damp (down) ones spirits, energy, ardor, etc 3. (phr v) damp sth down cause sth to burn more slowly (by adding ash, etc or reducing the flow of a

17、ir) e.g. We damped the fire down before we went to bed.2022-2-7NCEPU19Immune & integrity l Immune adj. 1 Immune adj. 1 有免疫力，不受影响的有免疫力，不受影响的 l E.g.， You eventually become immune to criticism.l 2. 2. 受保护，免除，受保护，免除，immune from sthimmune from sth .l e.g. No one should be immune from prosecution.l 延伸：v.使

18、免疫 n. immure 禁闭； immutable 不可改变的，永恒的。l Integrity n. 正直，诚实；完整l E.g. We should respect the territorial integrity of nation.2022-2-7NCEPU20Intensify l Intensify V. 加强，同( heighten ）l e.g. Violence intensified during the night l adj. intense 1. very great/strong/extreme ,intense heart /pain /cold 2. 激烈的，

19、intense competition e.g. She is very intense about every thing.adj. intensive 1密集的,集约的，an intensive language course/training /diplomatic negotiations 2, 彻底的，十分细致的， intensive jobs/cares n. intensity 1.强烈； intensity of relief /feeling 2强度，烈度 continuously varying intensities of natural lights 2022-2-7N

20、CEPU21resurgencel resurgence n. n. rising or reviving after destruction, defeat, or disappearance e.g. a sudden resurgence of interest in Victorian art resurgent adj. e.g. a resurgent economy resurgent hope, nationalism2022-2-7NCEPU22SPELL l spell n. 1. words which when spoken are thought to have ma

21、gical power, charm e.g. The wizard recited a spell. 2. state or condition caused by the spelling of such words (used esp. in the expressions shown) e.g. be under a spell cast/put s spell on sb Some evil spell settled on the community2022-2-7NCEPU23Subject l Subject n. & V.& adj.l n. 1 主题，题目，问题; 科目，学

22、科，课程 Eg，we seem to have got off the subject were meant to be discussing 2 表现对象，绘画题材;实验对象Focus the camera on the subject.3 主语，国民2022-2-7NCEPU24Subject作为形容词的主要用法作为形容词的主要用法 1 1 可能受可能受影响的影响的; ;易遭受易遭受的的 To be subject subject toto something means to be affected by it or to be likely to be affected by it.

23、Prices may be subjectsubject to alteration. l 2 2 受受支配的支配的; ;服从于服从于的的 If someone is subject tosubject to a particular set of rules or laws, they have to obey those rules or laws. The tribunal is unique because Mr Jones is not subjectsubject to the normal2022-2-7NCEPU25subjectl Subject V. subject to

24、sth, 使臣服，使顺从，e.g. The Roman Empire subjected most of Europe to its rules 用法：subject sb/sth to sth 使经受，使遭受延伸： adj. subjective 主观的，主语的。 n. subjectivism 主观主义，2022-2-7NCEPU26Tamp & throb l tamper v. v. with sth with sth meddle or interfere with sth; alter sth with authority e.g. Radiation is now the unn

25、atural creation of mans tampering with the atom.l throb v. 1. v. (with sth) (with sth) (of the heart, impulse, etc) beat, esp. faster or stronger than usual e.g. Her heart was throbbing with excitement. 2. v. (with sth) (with sth) vibrate or sound with a persistent rhythm e.g. On the mornings that h

26、ad once throbbed with the dawn chorus of scores of bird voices there was no sounds.2022-2-7NCEPU27Useful expressions l in harmony with in a state of peaceful existence and agreement (para 1) l in the midst of (infml) among (para 1)l white clouds of bloom white clouds that looked like flowers (para 1

27、) l to set up a blaze of color to start an impressive and noticeable show of colors (para 1)2022-2-7NCEPU28l flood of sth a very large number of things or people that appear at the same time (para 2) e.g. a flood of protests/complaints a flood of immigrants/refugees in floods of tearsl to pour throu

28、gh/ in, etc to come or go somewhere continuously in large numbers (para 2)l to fish the streams to try to catch fish in the streams (para 2) e.g. to walk the wooded slope2022-2-7NCEPU29l mans war against nature what a lot of people advocated in the first half of the last century about “conquering na

29、ture” (para 15)l to apply sth to to put or spread sth on the surface of (para 16) e.g. she never goes out without applying sun cream to/ on her face and neck. l to lay down to store for future use (para 16) e.g. It was a good year for apples, and we laid down several cases. 2022-2-7NCEPU30l physical

30、 form and habits the outward appearance and regular behavior (para 10)l to work harm on to produce/bring about harmful effect on (para 11)l to find their way into actual use to manage to break into/ enter the market and be sold to farmers (para 14) 2022-2-7NCEPU31l to gear sth to sth to allow (an ac

31、tivity or course of action) to be dependant on or influenced by (a particular fact or condition) (para 20) e.g. Production must be geared to public demand. Tertiary education must be geared to what society needs.l to set the stage for sth to make it possible for sth to happen (para 20) e.g. Border c

32、lashes between the two countries set the stage for a five-year-long war.2022-2-7NCEPU32 一一l There was once a town in the heart of America where all life seemed to live in harmony with its surroundings.l Heart : the central of most important part l In harmony with: in a state of peaceful coexistence

33、and agreement l Paraphrase : once upon a time there was a town in the central part of American where all living things seemed to co-exist peacefully with their surrounding .2022-2-7NCEPU33二二l In autumn, oak and maple and birch set up a blaze of color that flamed and flickered across a background of

34、pine.l Set upSet up:1:1建立建立, , 竖立竖立 l Plenty of foreign firms have set up factories here. 很多外国公司已在这里开办工厂。 2. 2. 准备准备; ; 安排安排 3. 3. 引起引起, , 产生产生 l 翻译：In autumn , the frost turned the oak ,maple and birch trees yellow ,rest of brown making a beautiful show of colors against the dark green of pine trees.2022-2-7NCEPU34三l