1、All species will breed inter se.所有的生物都在其种内进行繁殖。eg. Some species of animals have become extinct because they could not adapt to a changing environment.有一些动物已经灭种了,因为它们不能适应环境的变化。种类；类型aerosolrsl浮质（气体中的悬浮微粒,如烟,雾等）, 化气溶胶, 气雾剂, 烟雾剂a dispenser that holds a substance under pressure and that can release it as
2、 a fine spray （usually by means of a propellant gas）CFC氟氯化碳chlorofluorocarbon klr,lurka:bn Reserve vt. 保留，预订，延期hold back or set aside, especially for future use or contingency；obtain or arrange （for oneself） in advance；arrange for and reserve （something for someone else） in advanceeg. As I require m
3、oney quickly I must draw on my reserve.由于我急于用钱，我必须取出存款。eg. He still reserved his opinion on some points.在一些问题上，他仍然保留自己的意见。【词义辨析】 keep, retain, reserve, preserve, conserve, withhold这些动词均有“保持，保存”之意。keep: 最常用词，指长时间牢固地保持或保存。retain: 指继续保持。reserve: 正式用词，指为了将来的用途或其他用途而保存、保留。preserve: 主要指为防止损害、变质等而保存。conser
4、ve: 一般指保存自然资源，保全人的精力、力量等。withhold: 指扣住不放，暗示有阻碍。forestry林产, 森林地, 林学Youre going to hear a list of 19 practical ideas.1. food, doesnt, packaging2. vegetables, dont, chemicals3. Save, water4. wont, forever, earth or sea5. bottles, once, bank6. paper, recycled7. Avoid8. unleaded petrol9. made from, prote
5、cted10. public transportation11. wood, rainforests12. aerosols, havent13. Dont, plastic boxes14. batteries, little, 50, energy15. lights, using16. conservation, danger17. 25 percent, rubbish18. old people, homes, energy19. Visit, zoosPart 2 campaign California Re-leafKey words:Carbon dioxide k:bn da
6、iksaid 二氧化碳a heavy odorless colorless gas formed during respiration and by the decomposition of organic substances; absorbed from the air by plants in photosynthesis同义词：CO2, carbonic acid gasKick off commence officially开始，开球coalition.kulin结合；联合；结合体；（政党）联盟；（政党）联合an organization of people （or countrie
7、s） involved in a pact or treatyalliance, alignment, alinementdeflate使缩小, 紧缩（通货） 缩小挫某人锐气collapse by releasing contained air or gaseg. Losing the contest deflated my ego.竞赛的失利使我灰心丧气。eg. Her rebuff thoroughly deflated him.她的拒绝使他的骄气大挫。eg. I felt quite deflated by your nasty remark.你那些难听的话使我觉得无地自容。neutra
8、lnju:trl中间的;浅色的；无色的，非彩色的eg. trousers of a neutral color that look good with any color of socks和任何颜色的袜子都相配的浅色裤子中性的，中和的不带电的中立国的中立的，不偏向的eg. She is neutral in this argument; she doesnt care who wins.在这场辩论中她保持中立，不在乎谁赢谁输。（汽车的）空挡depletedipli:t耗尽, 使衰竭use up （resources or materials）eg. deplete ones strength竭
9、尽全力consume, eat up, use up, eat, exhaust, run through, wipe outirreversible不能撤回的, 不能取消的the irreversible decisions of the court不能取消的法庭判决on hand在手头, 即将发生, 在场在手头, 在手边;现有Styrofoam stair.fum 聚苯乙烯泡沫塑料Martin RosenTrust for Public LandPeter CyoteCopper Beech treeIsobel Wade伊泽贝尔（Elizabeth的异体） 韦德A. Listen to
10、three short talks given by three persons. Fill in the missing words.1. the atmosphere, the climate, irreversible, 2. everybodys life, activities, real simple, accessible to, everyday people, do a lot3. one step, conscious about, energy, fuel efficient, light bulbs, recyclingB. Now listen to the whol
11、e report. Answer the questions with key words.1. planting single tree2. deflate Greenhouse Effect / take CO23. real simple activities / accessible to people / do a lot4. clean up CO2 / improve environment / neighborhoods attractive5. a variety of personal actionsTAPESCRIPT Campaign California Re-Lea
12、f as in L-E-A-F was kicked off recently with a party in San Franciscos Washington Square Park thrown by a coalition of seven urban forestry groups. The focus of the party was the planting of a single tree, the first of 20 million to be planted in 40 Californian cities over the next decade. The tree
13、planting campaign is an attempt to deflate whats being called the Greenhouse Effect. Scientists believe that the earth is getting warmer because of an accumulation of carbon dioxide in the air. Trees take carbon dioxide out of the air. Martin Rosen is the director of the Trust for Public Land, the o
14、rganization that is coordinating the state-wide tree planting effort. “Time is not neutral. We are so rapidly depleting the atmosphere, we are so rapidly changing the climate, that unless we start now the situation may well become irreversible.” Some movie stars were on hand for the tree planting ce
15、remony. Actor Peter Cyote served as the master of ceremonies. “Unless the environmental movement comes into everybodys life, in real simple activities, its not going to work. Planting a tree is real simple. So I want to participate in something that is really accessible to the citizen, just to every
16、day people, to children. So that as citizens we can do a lot.” After Peter Cyote introduced a few speakers and a couple of songs were sung the ceremony moved over to a corner of the park where a group of youngsters planted a Copper Beech tree. Isobel Wade is the state coordinator for Campaign Re-lea
17、f. Wade says the tree plantings are important because they will help clean up the carbon dioxide in the atmosphere, improve the environment and make neighborhoods more attractive, but Isobel Wade cautions it isnt enough, “Its one step in a combination of things. The other kinds of things that we can
18、 all be doing are being much more conscious about how we use energy in our home, whether were buying ah fuel efficient cars and products, whether were using Styrofoam when we dont have to be ah whether were turning off light bulbs when we ah leave the room um and just a variety of personal actions l
19、ike recycling, we need to start thinking about and doing more.” Isabel Wade also says shed love to see everyone in Californias urban areas take the time to plant one tree and take care of the ones that are already growing.Part 3dispose vt. 倾向于，处置 vi. 销毁make fit or prepared; make receptive or willing
20、 towards an action or attitude or belief; throw or cast awayeg. Man proposes. God disposes.谋事在人，成事在天。eg. His job is not only to dispose of problems but （also） to meet unexpected challenges.他的工作不仅要处理难题而且也要应付突来的挑战。laminated lmineitidpress or beat （metals） into thin sheets薄板薄片状的, 层积的,层压的complacentkmple
21、isnt自满的；自鸣得意的contented to a fault with oneself or ones actionsself-satisfied, self-complacenteg. Our team lost because some players became complacent.我们队有些队员自满了,所以输了。cognizant kgniznt（与of连用）认识的；知晓的；察知的；理解的（sometimes followed by of） having or showing knowledge or understanding or realization or perce
22、ptionaware, cognisanteg. He was cognizant of the truth.他知道真相。caustic k:stikof a substance, especially a strong acid; capable of destroying or eating away by chemical action腐蚀性的；苛性的harsh or corrosive in tone尖酸刻薄的；锐利的eg. caustic remarks刻薄的言论incur ink:招致；惹起make oneself subject to; bring upon oneself; b
23、ecome liable to receive a specified treatment （abstract）eg. incur disease招致仇恨lag落后eg. He lagged behind us.他落在我们后面。eg. The elder people and children always lag behind when we go for a walk.我们出门散步时,年纪大的人和孩子们总是落在后头。eg. Let not a single classmate lag behind.不要让一个同学掉队。Crucial至关紧要的A. Listen to a short tal
24、k about recycling. Complete the outline.1. Raising public awareness1） explaining the kinds of materials that can be recycled2） providing ways on how to properly dispose of the materials3） educating the people on how to properly sort reusable materials from those that cant be recycled very easily4） g
25、iving the public information they can grasp2. Making technological progressExample: the development of a new manufacturing process helping remove ink from paper in more energy efficient and environmentally safe methods3. Increasing demand for recycled materialsB. Now listen again. Complete the state
26、ments1. recycling, facts and figures, the problem2. waxed paper, carbon paper and food wrappers3. chemical waste is sometimes produced as a result We hear it a lot in the news these days: “Recycle newspapers and save a tree. Collect bottles and cans so they can be refused in the manufacturing of new
27、 products.” Lets use paper as an example. The first step is to raise public awareness about the recycling process, explain the kinds of materials that can be recycled, and provide ways on how to properly dispose of them. Local governments should educated the public on how to properly sort reusable m
28、aterials from those, like waxed paper, carbon paper, plastic laminated material such as fast food wrappers, that cant be recycled very easily. Then, a system of collecting these sorted materials needs to be established. Sometimes we become complacent when it comes to recycling, but when you speak in
29、 terms of actual facts and figures that everyone can understand, people become more cognizant of the problem. I remember reading one time that the energy saved from one recycled can can provide enough power to operate the television for three hours. Give the public information they can grasp, and then
