1、专题12阅读理解之组合练A(2020全国卷IC)Race walking shares many fitness benefits with running, research shows, while most likely contributing to fewer injuries. It does, however, have its own problem.Race walkers are conditioned athletes. The longest track and field event at the Summer Olympics is the 50-kilometer
2、 race walk, which is about five miles longer than the marathon. But the sports rules require that a race walkers knees stay straight through most of the leg swing and one foot remain in contact (接触) with the ground at all times. Its this strange form that makes race walking such an attractive activi
3、ty, however, says Jaclyn Norberg, an assistant professor of exercise science at Salem State University in Salem, Mass.Like running, race walking is physically demanding, she says, According to most calculations, race walkers moving at a pace of six miles per hour would burn about 800 calories(卡路里) p
4、er hour, which is approximately twice as many as they would burn walking, although fewer than running, which would probably burn about 1,000 or more calories per hour.However, race walking does not pound the body as much as running does, Dr. Norberg says. According to her research, runners hit the g
5、round with as much as four times their body weight per step, while race walkers, who do not leave the ground, create only about 1.4 times their body weight with each step.As a result, she says, some of the injuries associated with running, such as runners knee, are uncommon among race walkers. But t
6、he sports strange form does place considerable stress on the ankles and hips, so people with a history of such injuries might want to be cautious in adopting the sport. In fact, anyone wishing to try race walking should probably first consult a coach or experienced racer to learn proper technique, s
7、he says. It takes some practice.1. Why are race walkers conditioned athletes?A. They must run long distances.B. They are qualified for the marathon.C. They have to follow special rules.D. They are good at swinging their legs.2. What advantage does race walking have over running?A. Its more popular a
8、t the Olympics.B. Its less challenging physically.C. Its more effective in body building.D. Its less likely to cause knee injuries.3. What is Dr. Norbergs suggestion for someone trying race walking?A. Getting experts opinions.B. Having a medical checkup.C. Hiring an experienced coach.D. Doing regula
9、r exercises.4. Which word best describes the authors attitude to race walking?A. Skeptical.B. Objective.C. Tolerant.D. Conservative.B（2020全国卷I D）The connection between people and plants has long been the subject of scientific research. Recent studies have found positive effects. A study conducted in
10、 Youngstown，Ohio，for example, discovered that greener areas of the city experienced less crime. In another，employees were shown to be 15% more productive when their workplaces were decorated with houseplants.The engineers at the Massachusetts Institute of Technology(MIT)have taken it a step further
11、changing the actual composition of plants in order to get them to perform diverse，even unusual functions. These include plants that have sensors printed onto their leaves to show when theyre short of water and a plant that can detect harmful chemicals in groundwater. Were thinking about how we can e
12、ngineer plants to replace functions of the things that we use every day,explained Michael Strano, a professor of chemical engineering at MIT.One of his latest projects has been to make plants grow(发光)in experiments using some common vegetables. Stranos team found that they could create a faint light
13、 for three-and-a-half hours. The light，about one-thousandth of the amount needed to read by，is just a start. The technology, Strano said, could one day be used to light the rooms or even to turn tree into self-powered street lamps.in the future，the team hopes to develop a version of the technology t
14、hat can be sprayed onto plant leaves in a one-off treatment that would last the plants lifetime. The engineers are also trying to develop an on and offswitchwhere the glow would fade when exposed to daylight.Lighting accounts for about 7% of the total electricity consumed in the US. Since lighting i
15、s often far removed from the power source(电源)-such as the distance from a power plant to street lamps on a remote highway-a lot of energy is lost during transmission(传输).Glowing plants could reduce this distance and therefore help save energy.5. What is the first paragraph mainly about?A. A new stud
16、y of different plants.B. A big fall in crime rates.C. Employees from various workplaces.D. Benefits from green plants.6. What is the function of the sensors printed on plant leaves by MIT engineer?A. To detect plants lack of waterB. To change compositions of plantsC. To make the life of plants longe
17、r.D. To test chemicals in plants.7. What can we expect of the glowing plants in the future?A. They will speed up energy production.B. They may transmit electricity to the home.C. They might help reduce energy consumption.D. They could take the place of power plants.8. Which of the following can be t
18、he best title for the text?A. Can we grow more glowing plants?B. How do we live with glowing plants?C. Could glowing plants replace lamps?D. How are glowing plants made pollution-free?C(2020全国卷IIC)When you were trying to figure out what to buy for the environmentalist on your holiday list, fur proba
19、bly didnt cross your mind. But some ecologists and fashion (时装)enthusiasts are trying to bring back the market for fur made from nutria(海狸鼠).Unusual fashion shows in New Orleans and Brooklyn have(showcased)nutria fur made into clothes in different styles. “It sounds crazy to talk about guilt-free fu
20、r-unless you understand that the nutria are destroying vast wetlands every year”, says Cree McCree, project director of Righteous Fur.Scientists in Louisiana were so concerned that they decided to pay hunters $5 a tail. Some of the fur ends up in the fashion shows like the one in Brooklyn last month
21、.Nutria were brought there from Argentina by fur farmers and let go into the wild. “The ecosystem down there cant handle this non-native species(物种).Its destroying the environment. Its them or us.” says Michael Massimi, an expert in this field.The fur trade kept nutria check for decades，but when the
22、 market for nutria collapsed in the late 1980s，the cat-sized animals multiplied like crazy.Biologist Edmond Mouton runs the nutria control program for Louisiana. He says its not easy to convince people that nutria fur is green, but he has no doubt about it. Hunters bring in more than 300,000 nutria
23、tails a year, so part of Moutons job these days is trying to promote fur.Then theres Righteous Fur and its unusual fashion. Morgan says，”To give people a guilt-free option that they can wear without someone throwing paint on them-1 think thats going to be a massive thing, at least here in New York.”
24、 Designer Jennifer Anderson admits it took her a while to come around to the opinion that using nutria fur for her creations is morally acceptable. She trying to come up with a lable to attach to nutria fashions to show it is eco-friendly.9. What is the purpose of the fashion shows in New Orleans an
25、d Brooklyn?A. To promote guilt-free fur.B. To expand the fashion market.C. To introduce a new brand.D. To celebrate a winter holiday.10. Why are scientists concerned about nutria?A. Nutria damage the ecosystem seriously.B. Nutria are an endangered species.C. Nutria hurt local cat-sized animals.D. Nu
26、tria are illegally hunted.11. What does the underlined word “collapsed” in paragraph 5 probably mean?A. Boomed.B. Became mature.C. Remained stable.D. Crashed.12. What can we infer abouf wearing fur in New York according to Morgan?A. Its formal.B. Its risky.C. Its harmful.D. Its traditional.D(2020全国卷
27、IID)I have a special place in my heart for libraries. I have for as long as I can remember. I was always an enthusiastic reader, sometimes reading up to three books a day as a child. Stories were like air to me and while other kids played ball or went to parties, I lived out adventures through the b
28、ooks I checked out from the library.My first job was working at the Ukiah Library when I was 16 years old .It was a dream job and I did everything from shelving books to reading to the children for story time.As I grew older and became a mother, the library took on a new place and an added meaning i
29、n my life. I had several children and books were our main source(来源) of entertainment. It was a big deal for us to load up and go to the local library, where my kids could pick out books to read or books they wanted me to read to them.I always read ,using different voices ,as though I were acting ou
30、t the stories with my voice and they loved it !It was a special time to bond with my children and it filled them with the wonderment of books .Now, I see my children taking their children to the library and I love that the excitement of going to the library lives on form generation to generation.As
31、a novelist, Ive found a new relationship with libraries. I encourage readers to go to their local library when they cant afford to purchase a book. I see libraries as a safe haven(避风港) for readers and writers, a bridge that helps put together a reader with a book. Libraries, in their own way, help f
32、ight book piracy(盗版行为) and 1 think all writers should support libraries in a significant way when they can. Encourage readers to use the library. Share library announcements on your social media. Frequent them and talk about them when you can.13. Which word best describes the authors relationship wi
33、th books as a child?A. Cooperative.B. Uneasy.C. Inseparable.D. Casual.14. What does the underlined phrase “an added meaning” in paragraph 3 refer to?A. Pleasure from working in the library.B. Joy of reading passed on in the family.C. Wonderment from acting out the stories.D. A closer bond developed
34、with the readers.15. What does the author call on other writers to do?A. Sponsor book fairs.B. Write for social media.C. Support libraries.D. Purchase her novels.16. Which can be a suitable title for the text?A. Reading: A Source of KnowledgeB. My Idea about writingC. Library: A Haven for the YoungD
35、. My Love of the LibraryE(2020北京卷)Much of the work in todays world is accomplished(完成)in teams. Most people believe the best way to build a great team is to gather a group of the most talented individuals._17_Companies spend millions hiring top business people. Is their money well spent？_18_They foc
36、used on football，basketball and baseball. The results are mixed .For football and basketball，adding talented players to a team proves a good method，but only up to the point where 70% of the players are top talent；above that level, the teams performance begins to decline. Interestingly，this trend isn
37、t evident in baseball,where additional individual talent keeps improving the teams performance.To explain this phenomenon，the researchers explored the degree to which a good performance by a team requires its members to coordinate(协调)their actions._19_In baseball，the performance of individual player
38、s is less dependent on teammates. They conclude that when task interdependence is high，team performance will suffer when there is too much talent，while individual talent will have positive effects on team performance when task interdependence is lower. If a basketball star is,for example，trying to g
39、ain a high personal point total，he may take a shot himself when it would be better to pass the ball to a teammate，affecting the teams performance. Young children learning to play team sports are often told，“There is no I in TEAM.”_20_Another possibility is that when there is a lot of talent on a tea
40、m，some players may make less effort. Just as in a game of tug-of-war(拔河比赛)，whenever a person is added，everyone else pulls the rope with less force._21_.An A-team may require a balancenot just A players，but a few generous B players as well.A. Its not a simple matter to determine the nature of talent.
41、B. Sports team owners spend millions of dollars attracting top talentC. The group interaction and its effect drew the researchers attention.D. Stars apparently do not follow this basic principle of sportsmanship.E. Several recent studies examined the role of talent in the sports world.F. Building up
42、 a dream team is more complex than simply hiring the best talent.G. This task interdependence distinguishes baseball from football and basketball.A【答案】1. C 2. D 3. A 4. B【解析】这是一篇说明文。短文介绍了竞走相比跑步有诸多的优势，但是之前受过伤的人，要想从事这样运动要谨慎，最好咨询专家的建议。【1题详解】细节理解题。根据第二段“But the sports rules require that a race walkers k
43、nees stay straight through most of the leg swing and one foot remain in contact with the ground at all times.”可知，但这项运动的规则要求竞走者的膝盖在摆动腿的大部分时间保持伸直，一只脚始终与地面接触。由此可知，竞走运动员是需要具备某些条件的运动员是因为运动员需要遵守特殊的规则。故选C项。【2题详解】细节理解题。根据最后一段“As a result, she says, some of the injuries associated with running, such as runne
44、rs knee, are uncommon among race walkers.”可知，一些与跑步有关的损伤，比如跑步者的膝盖，在竞走者中并不常见。由此可知，竞走与跑步相比的优势是不太可能导致膝盖受伤。故选D项。3题详解】细节理解题。根据最后一段Dr. Norberg说的话“In fact, anyone wishing to try race walking should probably first consult a coach or experienced racer to learn proper technique(事实上，任何想尝试竞走的人都应该首先咨询教练或有经验的竞走运动员
45、，学习适当的技巧。)”可知，Dr. Norberg建议想尝试竞走的人征询专家的建议。故选A项。【4题详解】推理判断题。根据第一段“Race walking shares many fitness benefits with running, research shows, while most likely contributing to fewer injuries. It does, however, have its own problem.”可知，研究表明，竞走和跑步一样有很多健身益处，而且它还很少导致受伤。不过，它也有自己的问题。由此判断出作者对于竞走的态度是客观的。故选B项。B【答
46、案】5. D 6. A 7. C 8. C【解析】这是一篇说明文。文章主要说明了绿色植物对人们很有好处，因此麻省理工学院的工程师开发了一种发光植物。文章介绍了他们发明这种植物的过程，以及这种植物的一些优势，指出在未来发光植物有可能取代路灯，达到节约能源的作用。【5题详解】主旨大意题。根据第一段中A study conducted in Youngstown, Ohio, for example ,discovered that greener areas of the city experienced less crime. In another, employees were shown t
47、o be 15% more productive when their workplaces were decorated with houseplants.可知例如，在俄亥俄州扬斯敦进行的一项研究发现，城市绿化较好的地区犯罪率较低。在另一项研究中，当员工的工作场所被室内植物装饰时，他们的工作效率会提高15%。由此可知，第一段的主旨是关于绿色植物的益处。故选D。【6题详解】细节理解题。根据第二段中These include plants that have sensors printed on their leaves to show when theyre short of water an
48、d a plant that can detect harmful chemicals in groundwater.可知这就包括叶子上印有传感器来显示植物缺水的情况的植物，还有一种植物可以检测到地下水中的有害化学物质。由此可知，麻省理工学院工程师植物叶片上印上传感器的作用是检测植物缺水的情况。故选A。【7题详解】细节理解题。根据最后一段中Glowing plants could reduce this distance and therefore help save energy.可知发光的植物可以缩短这段距离，从而帮助节约能源。由此可知，这种发光的植物在未来可能有助于减少能源消耗。故选C。
49、【8题详解】主旨大意题。根据最后一段中Lighting accounts for about 7%of the total electricity consumed in the US. Since lighting is often far removed from the power source-such as the distance from a power plant to street lamps on a remote highway-a lot of energy is lost during transmission. Glowing plants could reduce
50、 this distance and therefore help save energy.可知照明约占美国总耗电量的7%。由于照明通常远离电源，例如从发电厂到偏僻公路上路灯的距离，在传输过程中会损失大量能源。发光的植物可以缩短这段距离，从而帮助节约能源。结合文章主要说明了绿色植物对人们很有好处，因此麻省理工学院的工程师开发了一种发光植物，文章介绍了他们发明这种植物的过程，以及这种植物的一些优势，指出在未来发光植物有可能取代路灯，达到节约能源的作用。由此可知，C选项“发光的植物能取代路灯吗？”最符合文章标题。故选C。C【答案】9. A 10. A 11. D 12. B【解析】本文是说明文。介
51、绍了美国新奥良和布鲁克林举办了不同寻常的时装秀。展出海狸鼠制成的皮衣。海狸鼠们每年都在破坏大片的湿地，因此设计师称这是一种环保的举措，科学家们也对海狸鼠损坏生态平衡表示了担忧。【9题详解】推理判断题。根据第二段Unusual fashion shows in New Orleans and Brooklyn have showcased nutria fur made into clothes in different styles. “It sounds crazy to talk about guilt-free fur-unless you understand that the nut
52、ria are destroying vast wetlands every year,”says Cree McCree, project director of Righteous Fur.得知，美国新奥尔良和布鲁克林举办了不同寻常的时装秀，时装秀上展出海狸鼠皮制成的不同风格的衣服，项目总监Cree McCree说：“除非了解海狸鼠正每年破坏大片湿地，否则谈论无罪感皮衣是很疯狂的事情”，可以判断出由于海狸鼠对生态造成了巨大的破坏，这场海狸鼠皮衣时装秀销售的是无罪恶感皮衣。故选A。【10题详解】推理判断题。根据第三段Scientists in Louisiana were so concer
53、ned that they decided to pay hunters $5 a tail.得知，科学家们如此担心以至于他们决定按照一条海狸鼠尾巴付给猎人们5美元，可以推断出科学家们担忧海狸鼠们严重破坏生态平衡，。故选A。【11题详解】词义猜测题。根据第五段The fur trade kept nutria in check for decades, but when the market for nutria collapsed in the late 1980s,the cat-sized animals multiplied like crazy. 得知，毛皮贸易使海狸鼠受到了几十年的
54、控制，但是当海狸鼠市场在20世纪80年代末崩溃时，这种猫大小的动物数量疯长，根据but判断，这是转折关系，以前由于皮毛交易，海狸鼠处于控制，现在这种海狸鼠之所以能够数量激增，是由于市场不再销售海狸鼠皮毛导致的，可以推断出划线词collapsed 是和D.crashed倒闭的意思最相近。故选D。【12题详解】推理判断题。根据第二段Model Paige Morgan says, “To give people a guilt free option that they can wear without someone throwing paint on them-I think thats go
55、ing to be a massive thing, at least in New York. ” 得知，为了给人们一种无罪的选择，人们可以穿皮衣而不被人们泼油漆，我认为在纽约将是一件巨大的事情，根据模特摩根所说得知，在纽约穿皮质衣服是有风险的。故选B。D【答案】13. C 14. B 15. C 16. D【解析】本文是夹叙夹议文。文章讲述了作者是一个热情的读者，孩提时热衷读书，第一份工作在图书馆。有了孩子以后，一家人去图书馆读书，阅读的习惯代代传承下去。作为小说家，作者呼吁其他作家支持图书馆，宣传图书馆。【13题详解】推理判断题。根据第一段的 I was always an enthus
56、iastic reader，sometimes reading up to three books a day as a child. Stories were like air to me and while other kids played ball or went to parties. I lived out adventures through the books I checked out from the library.(我一直是一个热情的读者，孩提时，有时候每天读多达三本书。故事对我来说就像空气，而其他孩子则打球或参加聚会。我通过从图书馆借阅来的书籍经历冒险)可推断，作者小
57、时候与书是密不可分的。故选C。【14题详解】词句猜测题。根据上文As I grew older and became a mother可知，我长大了成了一位母亲，结合下文I had several children and books were our main source (来源) of entertainment. It was a big deal for us to load up and go to the local library, where my kids could pick out books to read or books they wanted me to rea
58、d to them(我有几个孩子，书是我们娱乐的主要来源。对于我们来说，坐上车去当地的图书馆是件大事，在那里我的孩子们可以挑选要阅读的书或者想让我给他们读的书)可推断，作者成了母亲以后，带着孩子去图书馆，孩子挑选书籍来阅读，或者作者读给他们听，因此可知图书馆在作者的生活中又增添了新的意义，阅读的乐趣在家庭中代代相传”。故选B。【15题详解】细节理解题。根据最后一段的I think all writers should support libraries in a significant way when they can. Encourage readers to use the librar
59、y. Share library announcements on your social media. Frequent them and talk about them when you can.( 我认为所有的作家都应该在他们可以的时候以有意义的方式支持图书馆。鼓励读者使用图书馆。在社交媒体上分享图书馆公告。可以的时候常去图书馆，谈论图书馆)可推断，作者呼吁其他的作家们支持图书馆。故选C。【16题详解】主旨大意题。纵观全文可知，文章讲述了作者是一名热情地读者，孩提时喜欢阅读，工作在图书馆。有了孩子以后，一家人去图书馆读书，阅读的习惯代代传承下去，作为小说家，作者呼吁其他作家支持图书馆，宣
60、传图书馆。因此推断全文围绕“作者对图书馆的爱”展开讲述。故D项“我对图书馆的爱”为最佳标题。故选D。E【答案】17. B 18. E 19. G 20. D 21. F【解析】这是一篇夹叙夹议的文章。文章主要讲了建立一支最佳阵容球队比简单地雇佣最优秀的人才要复杂得多。一支一流球队可能需要一种平衡不仅仅是最好球员，也需要一些有雅量的普通球员。【17题详解】上文说“大多数人相信建立一个伟大团队的最好方法就是聚集一群最有天赋的个人”。下文说“公司花费数百万雇佣顶级商业人士。”该空承上启下，也是在举例，B选项“运动队老板花费数百万美元吸引顶尖人才。”切题，故选B。【18题详解】下文说“他们专注于足球、
61、篮球和篮球。结果有好有坏。”这些都属于体育方面，该空引出下文，E选项“最近的几项研究调查了体育世界中人才的作用。”切题，故选E。【19题详解】上文说“为了解释这一现象，研究人员探索了一场好的表现要求队员们协调他们行动的程度”，下文说明了研究结果，该空承上启下，G选项“这项任务的相互依赖性使棒球区别于足球和篮球。”切题，故选G。【20题详解】上文说了“一个球星为了个人得分，而影响团队的表现”，该空承接上文，D选项“球星显然没有遵守运动员精神的基本原则”切题，故选D。【21题详解】下文说“一支一流球队可能需要一种平衡不仅仅是最好球员，也需要一些有雅量的普通球员。”该空引出下文，F选项“建立一支最佳阵容球队比简单地雇佣最优秀的人才要复杂得多。”切题，故选F。
