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1、高考真题专练完形填空之议论文和说明文类1.【2015广东】完形填空（共15小题；每小题2分，满分30分）阅读下面短文，掌握其大意，然后从115各题所给的A、B、C和D项中，选出最佳选项，并在答题卡上将该项涂黑。How long can human beings live? Most scientists who study old age think that the human body is _1_ to live no longer than 120 years. However, 110 years is probably the longest that anyone could h
2、ope to live if he or she is _2_ healthy and lucky. Some scientists even say we can live as long as 130 years! Yet, our cells simply cannot continue to reproduce _3_. They wear out, and as a result, we get old and _4_ die.Even though we cant live forever, we are living a _5_ life than ever before. In
3、 1900, the average American life span (寿命) was only 47 years, but today it is 75 years!When does old age begin then? Sixty-five may be out-of-date as the _6_ line between middle age and old age. After all, many older people dont begin to experience physical and mental _7_ until after age 75.People a
4、re living longer because more people _8_ childhood. Before modern medicine changed the laws of nature, many children died of common childhood _9_. Now that the chances of dying _10_ are much lower, the chances of living long are much higher due to better diets and health care.On the whole, our popul
5、ation is getting older. The _11_ in our population will have lasting effects on our social development and our way of life. Some people fear such changes will be for the worse, while some see _12_, not disaster, many men and women in their “golden years” are healthy, still active, and young in _13_
6、if not in age.As the society grows old, we need the _14_ of our older citizens. With long lives ahead of them, they need to _15_ active and devoted.1. A. designed B. selected C. improved D. discovered2. A. completely B. generally C. apparently D. extremely3. A. rapidly B. harmlessly C. endlessly D.
7、separately4. A. eventually B. hopelessly C. automatically D. desperately5. A. busier B. longer C. richer D. happier6. A. finishing B. guiding C. waiting D. dividing7. A. stress B. damage C. decline D. failure8. A. survive B. enjoy C. remember D. value9. A. problems B. fears C. worries D. diseases10.
8、 A. poor B. young C. sick D. quiet11. A. changes B. recovery C. safety D. increases12. A. dreams B. chances C. strengths D. choices13. A. mind B. appearance C. voice D. movement14. A. protection B. suggestions C. contributions D. permission15. A. sound B. appear C. turn D. stay已经不适合现在的形势了。dividing l
9、ine分界线，故选D。7.C考查名词及语境的理解。句意：毕竟，很多老年人直到75岁之后才开始经历身体和精神的衰落。stress 压力，压迫；damage 损坏；decline 衰落，衰弱；failure失败。根据句意可知，现在很多老年人是在75岁之后身体和精神才开始衰弱的，故选C。8.A考查动词及语境的理解。句意：现在人们活得更长因为更多的人从童年中幸存下来。survive 幸存；enjoy 喜欢，欣赏；remember 记得；value价值，估价。根据这一段的内容和the chances of living long are much higher due to a better diets
10、 and health care可知，现在的人平均寿命比以前更长的一个原因是人们从童年的疾病中幸存了下来，故选A。9.D考查名词及语境的理解。句意：在现代医学改变了自然的法则之前，很多孩子死于常见的儿童疾病。problems 问题；fears 恐惧，害怕；worries 担心；diseases 疾病。根据句意可知，以前的人们因为很多普遍的儿童疾病而死，所以导致平均寿命比较低。故选D。10.B考查形容词及语境的理解。句意：既然年少夭折的可能性更低了，那么活得更长的机会就更高了，因为有了更好的饮食和医学护理。poor 穷的；young 年轻的；sick 病的；quiet 安静的。根据这一段的意思可
11、知，以前人们在小的时候就因为生病死去了，dying young就是年少死去。故选B。11.A考查名词及语境的理解。句意：人口结构的改变会对我们社会的发展和我们的生活方式有持续的影响。changes 改变；recovery 恢复；safety 安全；increases 增长，增加。根据下文中Some people fear such changes will可知，我们现在的人口结构改变了，故选A。12.B考查名词及语境的理解。句意：一些人担心这个改变将会带来一些坏处，然而还有一些人看到的是机会，而不是灾难。dreams 梦想；chances 机会；strengths 力量；choices 选择。
12、根据句意可知，这句话中的while 表示对比，即跟前一种人不一样的看法，故选B。13.A考查名词及语境的理解。句意：现在，很多处在“黄金年龄”的男士和女士，身体都非常健康，仍然积极，心态也很年轻。mind 心态；appearance 外表；voice 声音；movement移动。根据句意可知，这里应该是说虽然年龄老了，但是心态依然年轻，故选A。14.C考查名词及语境的理解。句意：随着我们的社会老龄化，我们需要这些老年公民们的贡献。protection 保护；suggestions 建议；contributions 贡献；permission允许。根据文意可知，现在的社会逐渐老龄化，因此老年人也
13、要继续给我们的社会做贡献，故选C。15.D考查动词及语境的理解。句意：前面还有很长的寿命，他们需要保持积极的心态和奉献的精神。sound 听起来；appear 好像；出现；turn 转，变成；stay保持。根据文意可知，现在人们的寿命更长了，因此老年人也要继续保持积极心态，为我们的社会做贡献。故应选D。【考点定位】社会现象类短文。【名师点睛】这篇短文是一篇议论文，讨论了人类寿命增加这个话题，主要考查学生名词、形容词、动词、副词等实词在具体语言环境下的使用和词义辨析，同时考查学生的语篇理解的能力。学生要在理解短文大意的基础上，对每个题目中设置的选项进行辨析，同时还需要注意上下文的暗示，选出最符合
14、文意的一项。2.【2015重庆】BImagine the first days in a new time zone. Slow to respond to the 28 , your body clock is confused. Youre sleepy all day, but when its time for bed, you can hardly fall asleep. Obviously you are 29 jet lag（时差反应）.Travelers have traditionally fought this 30 with sleeping pills or alco
15、hol. There are actually healthier ways that can work just as 31. For example, the moment you get on the airplane, start 32 your biological block to the destinations time. If its daytime in your destination, try to stay 33 . Walking around the cabin（客舱） can be of help. When its nighttime, try to sleep. In that case, eat before the flight, 34 an empty stomach will prevent you from sleeping. These tips will help you start a new 35of sleep and wakefulness.28. A. flightB. changeC. demandD. climate29. A. suff
