中石油职称英语阅读理解文章讲解
20. Nature
20、自然
21. Pollutioncontinuesto affect our forests and water.The bird population is decreasingbecause ofoil spills and spreading cities. Seas and oceans are changing.Treesarecut down, more soilwashesaway, and water qualityis affected.Many of these trees are in our rain forestswhere thick areas of plants and trees, home for many birds andanimals，aredisappearing.
21、污染不断破坏着我们的森林和水源(continue to do sth.; continue 后接不定式作宾语)。由于(because of)海上石油泄漏(oil spills; spill n. 溢出)和城市不断扩大，鸟类的数量正在减少。海洋在改变，树木遭砍伐(被动语态;cut-cut-cut;cut down 消减;砍倒;wash away 冲走)，越来越多的泥土被冲走，水质(water quality)受到了影响(被动语态)。许多热带雨林中的树木遭到砍伐，那里茂密的(thick)植物和树木原本是许多鸟类和动物的家园，现在却正在消失。
22. Conclusion
22、结论
23.Ourchallengesfor this new centuryare clear. The problems ofnumerousinhabitants onthis small planetwill continue to be important toeach of us. These challenges showthatall of usneedtobeinvolved insolving the problems.May wefind new waystoaccomplish the task?
23、在新世纪中，我们所面临的挑战是显而易见的(clear)。在这个小小星球上(on this small planet)的很多人面对的问题(the problems of numerous inhabitants; numerousadj. 许多的; inhabitantn. 居民;居住者)仍将是关系到我们每个人(each of us)的重大问题。这些挑战表明，我们所有人(all of us)都必须参与解决这些问题(need to do sth. 需要做某事;be involved in参与，被卷入…中;涉及到…)。但愿我们(may we)能找到新的途径去完成这一使命(to accomplish the task不定式作定语，修饰new ways)。
关于本文的两点说明：
在做“阅读理解题”时，需要特别注意but, however,while, although等“转折连词”，理解它们前、后句子所要表达的意思。
as在本文中出现了几种不同用法，as可是考试中的“大热门”。
conj.(连词)：因为;随着;虽然;当…时
As(随着)the number of women going to school increases, the growth rate declines. (第5段)
As(随着)countries around the world trade more with one another, more products areavailable. (第15段)
However, the paper-making processunfortunately damagesthe planetas(因为)it uses large amounts of water, burns fossil fuels and produces large amountsof chemical waste. (第15段)
Three major health trends existas(当…时候)we begin the new century. (第18段)
prep.(介词)：当作;如同;以…身份
To understand a country’seconomy, economists check growth in an industrysuch as(比如)steel. (第2段)
While natural gas useis increasing，use of coalas fuel(作为燃料)is decreasing.(第13段)
练习：
1. encounterin the next 1,000 years?
A. What problems will our world B.What problems our world will
2. The production of grain mainly because of climate changes.
A. seems to be decreased B.seems to be decreasing
C. seems to decrease D.seems to is decreasing
3. Natural disasters like storms and floods have washed amany crops.
A. away B. out C. in D. to
4. With less land for cattle and sheep, less meat like beef andlamb .
A. are being produced B.is producing
C. is being produced D.is produced
5.However, the paper-making process unfortunately damagesthe planet it uses large amounts of water, burns fossilfuels and produces large amounts of chemical waste.
A. as B. so C.if D. with
6. Automobile production is down, bicycle production is up.
A. which B. while C. where D.when
7.The third major trend is toward an attitude of .
A.difference B. indifferent C. indifference D. different
8.These challenges showthat all of us solving the problems.
A.need to are involved in B.need to be involved
C.needs to be involved in A.need to be involved in
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