1、译林版高中英语必修三Unit One Nature In The BalanceReading The Amazon rainforest: a natural treasure根据首字母、括号里所给的词以及上下文在空格中填入适当的词。Welcome to the jungle, a huge sea of green alive with the sounds of animals. This is the Amazon rainforest. As the largest rainforest in the world, it plays a _1_ （significance）role
2、in maintaining the fine balance of the Earths ecosystem.The Amazon rainforest crosses into eight countries, _2_(include)Brazil and Peru, and one overseas region of France, all on the South American continent. With _3_ area of around 6 million square kilometres, the Amazon rainforest is more than hal
3、f the size of China. The Amazon River, _4_ which the rainforest gets its name, is close _5_6,400 kilometres in length -_6_(rough) 100 kilometres longer than the Yangtze River. On its journey from the mountains to the ocean, the river supports many different ecosystems. They give this area the _7_(ri
4、ch) biodiversity on the Earth: one in ten known species in the world can be found here.Of the 390,000 plant species known to us, more than 40,000 can be found in the Amazon. This tall and ancient brazil nut tree produces nuts_8_ we can eat; these water lilies are big enough to lie down on. The fores
5、ts different levels support an unbelievable _9_(various) of wildlife. At the bottom, there is a system of roots beneath the ground. Above that _10_ (be)the mass of leaf litter on the dark forest floor. The next level is made up of shorter plants with large leaves. Then there are the _11_(tower) anci
6、ent hardwoods, and finally the tops of the tallest trees many metres above the ground. Each level of the forest forms its own little world, home_12_ different kinds of living things.More than 1,300 species of birds and over 400 species of mammals hide _13_ the jungles plant life. This jaguar is one
7、example. It has a yellowish brown coat with black spots. _14_ a significant number of jaguars survive here, they are only one element of this forests food chain. They survive _15_ (以.为食) at least 87 species, including frogs. These frogs, in turn, feed on insects which eat leaves and fruit. When a ja
8、guar dies, a tiny army of microorganisms helps break _16_ its body and return the nutrients to the earth.The Amazon rainforest breathes life into the planet by fixing carbon and _17_(produce)over 20 per cent of all the Earths oxygen. Thus, it is often _18_(know) as the lungs of the planet. _19_, the
9、 Amazon rainforest is a treasure house of species that can be used for food or medicine. Yet there is one major danger to these _20_(replace) plants and animals: us. Over the past 50 years, about 17 per cent of the rainforest _21_( disappear) due to human activities such as agriculture and cattle fa
10、rming. _22_ the impact of human activities continues to grow and the list of species in danger of _23_(extinct) becomes longer, we are left with a question: can we afford _24_ (damage) the lungs of the planet?Extended readingNews that 1._(matter): pollution in NorgateHOST: Good evening and welcome t
11、o News that Matters. Our topic today is 2._(pollute) in Norgate. 3._(join) us in the studio tonight are James Smith, a local resident; Vincent Brown, senior manager of a local factory; and Julie Archer, chief of the Norgate Environmental Protection Committee. Welcome.Norgates rapid development has h
12、ad 4._ (significance) environmental costs. Mr Smith, youve lived in this city for over 20 years. How would you describe the 5._(affect) of pollution over that time?SMITH: Its been 6.a_, really. When I first moved here, the air was fresh, the grass green and the water clear. Then heavy industry facto
13、ries moved in and things became 7._(entire) different. I dont enjoy outdoor activities anymore. The river is dirty and smelly. The smog in the air has coloured the sky a smoky grey; its also given me a cough 8._I cant get rid of. For health and 9._(safe) reasons alone, heavy industry has to go.HOST:
14、 Mr Smith protested 10._heavy industry. Mr Brown, would you like to respond?BROWN: Well, Im sorry you feel that way, Mr Smith. People tend to connect factories with pictures of clouds of dirty smoke and 11. _(responsible) businessmen eager to make huge profits. In 12. _(defend)of the factories, howe
15、ver, Id like to point out that we also try to control the amount of pollution we produce. I think I speak for all factory managers when I say were deeply 13._(concern) about the environment. Weve been taking 14._(variety) measures, including the use of new technologies, 15._(reduce) pollution in the
16、 production process, even 16._these measures raise our production costs. Id also like to draw your attention to the economic benefits factories 17._(bring) to Norgate. Weve created many jobs for local 18._(resident) and helped the citys economy grow.HOST: Thank you, Mr Brown. With pollution levels 1
17、9._the rise, the Norgate Environmental Protection Committee is searching for ways to fight the problem. Mrs Archer, what are your thoughts on 20._to deal with pollution?ARCHER: Well, our committee has a major role to play in 21._(maintain)air and water quality. We have to achieve a balance between e
18、nvironmental protection and 22._(economy)development. Weve made environmental policies for businesses to observe, like strict clean-up requirements. We also work hand in hand with other branches of government to ensure that development 23._(strategy) are followed in an environmentally friendly way,
19、However, fighting pollution isnt just a task for factories and the government. It has to be a community-wide effort, and everyone can help by following the golden rule: reduce, reuse and recycle. For example, you can save energy by taking the bus or the subway, or 24._(use) the bike -sharing system.
20、HOST: Thank you, Mrs Archer, and thanks again to all of our guests. A former UN 25. _(official) once said, Saving our planet, lifting people out of poverty, advancing economic growth . these are one and the same fight. The fortunes of our environment and our economy are inseparable. Its our duty to
21、protect the environment 26._we aim for economic development. Its our duty to leave a better, cleaner and 26. _(health)planet to our children. Its our duty to build a human community with a shared future.参考答案：Keys:1. significant 2. including 3.an 4. from 5. to 6. roughly 7. richest 8. that 9. variety
22、 10. is 11. towering 12. to 13. among 14. While15. on 16. down 17. producing 18. known 19. Moreover 20. irreplaceable 21 has disappeared 22. As 23. extinction 24. to damage 1.matters 2.pollution 3.Joining 4.significant 5.effects 6.awful 7.entirely 8.that 9.safety 10.against 11.irresponsible 12.defence 13.concerned 14.various 15.to reduce 16.though/if 17.have brought 18.residents 19.on 20.how 21.maintaining 22.economic 23.strategies 24.using 25.official 26.while 27.healthier学科网（北京）股份有限公司
