2019版高考英语一轮基础习选题 Unit 4 Making the news(含解析)新人教版必修5.doc
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1、1MakingMaking thethe newsnews李仕才 一、阅读理解。During the last decade the number of people living past 100 has increased by 71 percent. While one expert believed this figure will continue to rise, he stated that anyone hoping to live for double or triple(三倍) this time will be disappointed. Speaking at a co
2、nference, Colin Blakemore, 70, a British scientist, claimed there is a ceiling on how long humans can live, and six score years “might be a real absolute limit to human lifespan. ”A group of scientists discussed the future of medicine, global health concerns and life expectancy. It agreed that medic
3、ines will have a limited impact on extending human life, and it was more important to improve the health and quality of life for older people, rather than prolonging it. The group also stated it was important to improve the life expectancy in poorer areas where people typically die much younger than
4、 other areas. The 2014 Global Age Watch Index(全球年龄指数), which ranks 96 nations on the quality of life for the elderly, recently stated that by 2050, the number of over 60s will be 21 percent of the global population. This is almost double the current figure of 12 percent. The percentage of over 80s i
5、s growing fastest, tooexpected to rise from 2 percent now to 4 percent of the global population by 2050. While it could take years of research to extend humans lives, the study raises the possibility of anti-ageing treatments in a new way, according to Dr Kapahi. The research, reported in the journa
6、l Cell Reports, may explain why it has proved so difficult to identify single genes(基因) responsible for the long lives enjoyed by humans. “Its quite probable that interactions between genes are critical in those fortunate enough to live very long, healthy lives, ” said Dr Kapahi. Future research is
7、expected to use mice to see if the same effects occur in mammals. 2【文章大意】在过去十年里, 寿命达到 100 岁以上的老人的数量激增了 71%。但是英国科学家柯林布雷克莫尔提出, 人类的寿命是有上限的, 而 120 岁很可能就是这个上限。1. How many years can man live according to Colin Blakemore? A. 120 years. B. 200 years. C. 130 years. D. 150 years. 【解析】选 A。细节理解题。根据文章首段末句中的“six
8、score years might be a real absolute limit to human lifespan”可知 Colin Blakemore 认为人的寿命是有上限的, 而 120 岁很可能就是这个上限, 故选 A。2. The underlined word “prolonging” in Paragraph 2 probably means _. A. limit B. enjoyC. shorten D. lengthen【解析】选 D。词义猜测题。根据前半句内容可知人们都认为药物对延长人类寿命的影响是有限的, 对于老年人来说, 与其延长寿命, 不如改善健康情况, 提升生
9、活质量。句中的extending human life 是信息词, 故选 D。3. According to the passage, we can know _. A. by 2050, the number of over 80s will rise by four percentB. people can depend on medicine for long life in the futureC. scientists will use mice to do further researchD. the research was carried out by the journal
10、Cell Reports【解析】选 C。细节理解题。根据文章末段中的“Future research is expected to use mice to see if the same effects occur in mammals. ”可知研究人员将用老鼠来进行进一步的研究, 故选 C。4. Where can you find this passage? A. A travel journal. B. A science fiction. C. A health report. D. An economic report. 【解析】选 C。推理判断题。文章介绍了科学家的最新研究人类寿命
11、的上限是 120 岁, 这属于人类生命健康话题, 故选 C。二、单句语法填空1We must concentrate our effort on _ (find) ways to reduce costs.3答案:finding concentrate ones effort on . “集中精力” ,on 为介词,故填动名词 finding。2They study hard _ (acquire) a good knowledge of English.答案:to acquire 此处不定式在句中作目的状语。3Ill keep you _ (inform) of the progress m
12、ade at any time.答案:informed keep sb. informed of sth. “通知某人某事/使某人了解某事” 。4It is difficult _ (assess) the effects of these changes.答案:to assess It isadj.to do sth. “做某事是的” 。5You can never depend on it _ he can arrive on time.答案:that depend on it that “指望/相信” 。6Are you _ (accuse) me of lying to the hea
13、dmaster?Im sure you did.答案:accusing accuse sb. of (doing) sth. “指责/控告某人(做)某事” 。本句是一般疑问句,谓语动词用了现在进行时。7All these gifts must be mailed immediately so as to _ (receive) in time for Christmas.答案:be received so as to do . “为了做” ,gifts 与 receive 之间为被动关系,故应填 be received。8There are cases _ this rule does not
14、 work.答案:where 若定语从句的先行词为抽象地点名词 case, stage, point, position, condition 等时,且定语从句中缺少地点状语,应用 where 引导定语从句。9He left the classroom without the _ (approve) of the teacher.答案:approval 由空前的“the”和空后的“of”可知,设空处应填名词形式,即approval。10People demanded that the injured _ (take) to hospital at once.答案:(should) be tak
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