高三英语二轮 完形填空突破3年真题2年模拟17.doc

2014届高三英语二轮【完形填空突破-3真2模含解析】17【江苏省扬州市2013届高三下学期5月考前适应性考试(说明文)】第二节 完型填空（共20小题；每小题1分，满分20分）阅读下面短文，掌握其大意，然后从各题所给的四个选项（a、b、c和d）中，选出最佳选项，并在答题卡上将该项涂黑。new genetic analysis has revealed that many amazon tree species are likely to survive human-made climate warming in the coming century, contrary to previous findings that temperature increases would cause them to die out. a study, 36 in the latest edition of ecology and evolution, reveals the 37 age of some amazonian tree species - more than 8 million years - and 38 shows that they have survived previous periods as warm as many of the global warming imagined periods 39 for the year 2100. the authors write that, having survived warm periods in the past, the trees will 40 survive future warming, provided there are no other major environmental changes. 41 extreme droughts and forest fires will impact amazonia as temperatures 42 , the trees will stand the direct impact of higher temperatures. the authors 43 that as well as reducing greenhouse gas emissions to minimize the risk of drought and fire, conservation policy should remain 44 on preventing deforestation（采伐森林）for agriculture and mining. the study disagrees with other recent researches which predicted tree species extinctions 45 relatively small increases in global average air temperatures. study co-author dr simon lewis (ucl geography) said the 46 were good news for amazon tree species, but warned that drought and over-exploitation of the forest remained major 47 to the amazons future. dr lewis said: “the past cannot be compared directly with the future. while tree species seem likely to 48 higher air temperatures than today, the amazon forest is being transformed for agriculture and 49 , and what remains is being degraded by logging, and increasingly split up by fields and roads. “species will not move as freely in todays amazon as they did in previous warm periods, when there was no human 50 . similarly, todays climate change is extremely fast, making comparisons with slower changes in the past 51 .” “with a clearer 52 of the relative risks to the amazon forest, we 53 that direct human impacts - such as forest clearances for agriculture or mining - should remain a key point of conservation policy. we also need more aggressive 54 to reduce greenhouse gas emissions in order to make minimum the risk of drought and fire impacts and 55 the future of most amazon tree species.”36. a. advertisedb. describedc. publishedd. presented37. a. frighteningb. surprisingc. excitingd. interesting38. a. stillb. neverthelessc. howeverd. therefore39. a. assessb. confirmc. forecastd. promise40. a. particularlyb. probablyc. merelyd. possibly41. a. sinceb. althoughc. when d. if42. a. riseb. change c. dropd. end43. a. considerb. decidec. guaranteed. recommend44. a. basedb. builtc. focusedd. made45. a. in relation tob. in response toc. in reply tod. in reference to46. a. findingsb. thoughtsc. inventionsd. writings47. a. threatsb. disadvantagesc. embarrassmentsd. instructions48. a. acceptb. toleratec. permitd. require49. a. farmingb. plantingc. cateringd. mining50. a. powerb. influencec. desired. violence51. a. difficultb. clear c. easyd. important52. a. beliefb. directionc. understandingd. suggestion53. a. doubtb. concludec. calculated. prefer54. a. thoughtb. guidancec. protectiond. action55. a. secureb. advancec. sacrificed. evaluate36. c。publish为发表之意，其他意思不符合。37. b。一些树种并未随气温的升高而灭绝，因此超高的树龄令人惊讶。38. d。该空所表明的事实是以前面的树龄为依据的，所以是“因此”的意思。39. c。2100是将来的时间，预测符合意思。40. b。亚马逊的树曾经在高温气候中生存下来，所以将来也很有可能升高的气候。41. b。although引导让步状语。42. a。气温的升高。43. d。recommend此处是建议的意思，后面的should表明这一层意思。44. c。防止采伐森林是保护政策的中心。45. b。先前的观点认为树种灭绝是对相对小幅气温升高的反应。46. a。最新研究的发现。47. a。过度采