2019中考英语二轮复习阅读理精题(二)1.doc
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1、12019中考英语阅读理精题(二)【能力选练】 A(2019 中考日常生活类训练)Zinc(锌) is one of about 20 elements(元素) necessary for good health. It is present in the body in a very small amount, but it makes it possible for important chemical actions to be carried out in cells. Scientists are just beginning to discover how zinc and oth
2、er elements work. Researchers first studied zinc as a way to speed recovery. Dr. Waltor Powys formerly with the United States Air Force, noted that the laboratory animals recovered faster when some matters were added to their food. One of these matters was zinc. Dr. Powys later tested the zinc treat
3、ment on an American airman recovering from medical operations. The airman who received zinc sulphate(硫酸锌) recovered in half of the usual time. Other doctors studied persons who had a number of strange disorders. The doctors learned that all of these problems were caused by lack of zinc in the body.
4、They treated these disorders successfully by giving the patients zinc sulphate. The amount of zinc in the body can be found by examining blood and hair. A lack of this important element is not uncommon among people in both industrial and developing countries. Zinc is found in most high protein(蛋白质)
5、foods such as meat, milk, fish and eggs. It is also found in whole grains. But many people do not eat enough of these food. Food markets should add these elements so that more people could get needed amount of these necessary matters. 1One of the functions of zinc is that it can _.Amake peoples bone
6、s strongerBhelp people recover fasterCbe good for peoples memoryDchange peoples sleep for the better2How can the amount of zinc in the body found?Aby examining blood and hair.2Bby checking tears and sweat.Cby taking peoples temperatures.Dby testing peoples blood pressure.3To get enough zinc, people
7、should eat foods that contain _.Aa lot of fibre Bhigh fatCmuch protein Dmany vitamins4Which of the following statements is true?APeople need a large amount of zinc to be healthy.BZinc must be used in the course of medical operation.CZinc allows important chemical actions to take place in cells.DScie
8、ntists added only zinc to the foods that the laboratory animals ate.参考答案 1B 2A 3 C 4C【能力选练】 B【*阜宁县适应性考试】DOur surroundings(环境)are being polluted faster than nature and mans present efforts cannot prevent it. Time is bringing us more people, and more people will bring us more industry, more cars, larg
9、er cities, and the growing use of man-made materials. What can explain and solve this problem? The fact is that pollution is caused by man, by his desire for a modern way of life. We make“increasing industrialization”(工业化)our chief aim. So we are often ready to offer everything: clean air, pure wate
10、r, good food, our health and the future of our children. There is a constant flow of people from the countryside into the cities, eager for the benefits of our modem society. But as our technological achievements have grown in the last twenty years, pollution has become a serious problem. Isnt it ti
11、me we stopped to ask ourselves where we are going and why? It makes one think of the story about the airline pilot (飞行员) who told his passengers over the loudspeaker, “Ive some good news and some bad news. The good news is that were making rapid progress at 530 miles per hour. The bad news is that w
12、ere lost and dont know where were going.” The sad fact is that this 3becomes a true story when spoken of our modern society.42. Man cannot prevent the world from being polluted because_.A. the population of the world is increasing fast B. people use too many man-made materialsC. our technological ac
13、hievements have grown in the last twenty yearsD. we are producing more cars, trucks and buses43. People crowd into the cities for_.A. they want very much to find well-paid jobsB. they are anxious to enjoy the achievements of our societyC. they have become tired of their homelandD. they have a strong
14、 wish to become industrial workers44. The story about the airline pilot tells us that_.A. man knows where the society is goingB. people do not welcome the rapid development of modern societyC. man can do little about the problem of pollutionD. the speaker is worried about the future of our society45
15、. What does the writer really want to say in this passage?A. With the development of technology pollution has become a serious problem. B. Lower the speed of development to stop pollution. C. Its time we did something to reduce pollution. D. As industry is growing fast, pollution is the natural resu
16、lt. 参考答案 4245、CBAA【能力选练】 C【*广东茂名市愉园中学第二次统考】 AIt was so dark outside the car window that is was hard to see anything.“Can I have a carrot, Mum?” Riley asked.“I dont have any carrots,” her mum said. “How about an apple?”“No,” said Riley. “It has to be a carrot.”“Why do you want a carrot?” asked her mu
17、m.“You always say carrots help your eyes,” said Riley. “If I eat one now, it might help me see in the dark.”4Would eating a carrot really help Riley? What is special about carrots? A clue to what makes a carrot special is its color. Carrots are orange because they store beta-carotene(胡萝卜素). Beta-car
18、otene is a way to talk about Vitamin A(维生素 A). Your eyes need Vitamin A. It helps them work.When light hits your eye, very small parts inside turn the light into messages. The messages go to your brain(脑),and then you know what youre looking at . Your eye can only turn light into messages when it ha
19、s a special chemical(化学物质). Thats where Vitamin A comes in. Your eyes use Vitamin A to make the special chemical. Every time your eye changes light to messages, a little bit of the chemical is used up. By the end of the day, youve looked at hundreds of things. That uses up a lot of the chemical. You
20、r eyes need to make more.What should you eat if you dont like carrots? Dont worry. Other fruits and vegetables have Vitamin A too. The secret is in their color. Most orange or red fruits store some beta-carotene, or Vitamin A. Sweet potatoes, red peppers, mangoes(芒果) are a few that have the same ora
21、nge secret. Can you think of any more? 56. Riley wanted a carrot because she thought _.A. she liked it B. she was thirsty C. it could help her see in the dark D. it was sweet and delicious57. The word “clue” here in Chinese means _.A.告知 B.线路 C .方法 D.线索58. How can Vitamin A help your eyes work?A. The
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