1、2012高考英语阅读训练试题参考（生态环保类）导读： 本文 2012高考英语阅读训练试题参考（生态环保类），仅供参考，如果能帮助到您，欢迎点评和分享。(一 )(2010安徽高)考 The need to feed a growing populationis putting much pressure on the worlds supply of water. With97%oftheworldswatertoosaltytobedrunkorusedinagriculture,theworldwidesupplyofwaterneedscarefulmanagement, especial
2、ly in agriculture. Although the idea of awatershortage( 短缺 )seemsstrangetosomeonefortunateenough to live in a high rainfall country, many of the worldsagriculturalindustriesexperienceconstantwatershortages.Although dams can be built to store water for agricultural usein dry areas and dry seasons,the
3、costsofwaterredistribution( 重新分配 )are very high. Not only is there the costof theengineeringitself,butthereis alsoanenvironmentalcosttobeconsidered. Wherevalleys( 山谷 )arefloodedtocreatedams,housesarelostandwildlifehomesdestroyed.Besides, water may flow easily through pipes to fields, but it cannot b
4、e transported from one side of the world to the other.Eachcountrymustthereforerelyonthemanagementofitsownwatertosupplyitsfarmingrequirements.Thisisparticularly troubling for countries with agricultural industriesinareasdependentonirrigation(灌溉 ). InTexas,farmersoveruse of irrigation water has result
5、ed in a 25% reduction ofthewaterstores. IntheCentral Valley areaofsouthwesternUSA,ahugewaterengineeringprojectprovidedwaterforfarmingindryvalleys,butmuchofthewaterusehasbeenpoorly managed.Saudi Arabias attempts to grow wheat indesertareashaveseenthepumpingofhugequantitiesofirrigation water from unde
6、rground reserves.Because there isno rainfall in these areas, such reserves can only decrease, andit is believed that fifty years of pumping will see them run dry.1. From the first two paragraphs we learn that_.A.much of the worlds water is available for useB. people inhighrainfallcountriesfeelluckyC
7、.thecostsofwaterredistributionshouldbeconsideredD. watercanbeeasily carried through pipes across the world2. Which ofthe following is TRUE?A. The water stores in Texas havebeenreducedby75%.B. Mostindustriesintheworldsufferfromwatershortages.C. TheundergroundwaterinSaudiArabiamightrunoutin50 years.D.
8、Goodmanagementofwateruse resultedfromthe projectintheCentral Valley.3. What is most likely to be discussed in theparagraph that follows?A. Steps to improving water usemanagement.B. Waystoreducethecosts ofbuildingdams.C.Measurestodealwithworldwidewatershortages.D. Approachestohandlingthe pressureonwa
9、tersupply.4.Thetextismainlyabout_.A.watersupplyandincreasingpopulationB. waterusemanagement and agricultureC. water redistribution andwildlife protectionD. water shortages and environmentalprotection答案与解析世界的可用淡水资源有限， 但农业在利用水资源过程中存在不尽如人意之处，本文指出了其中的一些问题。1C细节理解题，由文中第一段第二句“With 97%theofworldswater too s
10、alty to be drunk or used in agriculture.A 选”可项错误； 由第一段第三句 “.strangetosomeonefortunateenough to live in a high rainfall country.B 选项不合文意”；可知第二段前两句指出水资源的重新分配的费用极高，一方面是水利过程本身的造价，另一方面也会对生态造成极大的破坏，所以选项C 正确，根据第二段第四句“.it cannotransportedbe from one sideof the world to the other.D 项”不可正知确。2 C细节理解题。根据文章第三段第二句“.has resulted in a 25% reductionof the waterstores.”可判断A选项不正确；由第一段最后一句可判断 B 选项错误；由文章最后一句“.fifty years of pumping willsee them run dry.”C可项知正确。根据文章第三段最后一句可知D 项不正确。3A判断推理题。文章前面一部分主要是讲述农业在利用水资源过程中存在的问题，接下来应该是介绍加强水资源管理的方法和措施，所以A 选项正确。4 B主旨大意题。由第一段第二句可知。
