1、 1 / 4A（2018 全国一卷）According to a review of evidence in a medical journal, runners live three years 61 (long) than non-runners. You dont have to run fast or for long 62 (see)the benefit. You may drink, smoke,be overweight and still reduce your risk of 63 (die) early by running.While running regatesal
2、stly cannt make you live forever, the review says it 64 (be) more effective at lengthening life 65 walking, cycling or swimming. Two of the authors of the review also made a study published in 2014 66 showed a mere five to 10 minutes A day of running reduced the risk of heart disease and early death
3、s from all 67 (cause).The best exercise is one that you enjoy and will do. But otherwise its probably running. To avoid knee pain,you can run on soft surfaces,do exercises to 68 (strength)your leg muscles(肌肉),avoid hills and get good running shoes. Running is cheap,easy and its always 69 (energy).If
4、 you are time poor, you need run for only half the time to get the same benefits as other sports, so perhaps we should all give 70 a try.B（2018 全国二卷）Diets have changed in China and so too has its top crop. Since 2011,the country 61 （grow ）more corn than rice. Corn production has jumped nearly 125 pe
5、rcent over 62 past 25 years, while rice has increased only 7 percent.A taste for meat is 63 (actual) behind the change: An important part of its corn is used to feed chickens, pigs, and cattle. Another reason for corns rise: The government encourages farmers to grow corn instead of rice 64 (improve)
6、 water quality. Corn uses less water 65 rice and creates less fertilizer(化肥) runoff. This switch has decreased 66 (pollute) in the countrys major lakes and reservoirs and made drinking water safer for people.According to the World Bank, China accounts for about 30 percent of total 67 (globe)fertiliz
7、er consumption. The Chinese Ministry of Agriculture finds that between 2005when the government 68 (start) a soil-testing program 69 gives specific fertilizer recommendations to farmers - and 2011, fertilizer use dropped by 7.7 million tons. That prevented the emission(排放) of 51.8 million tons of car
8、bon dioxide. Chinas approach to protecting its environment while 70 (feed) its citizens “offers useful lessons for agriculture and food policymakers worldwide.“ says the banks Juergen Voegele.C（2018 全国三卷）Im not sure 61 is more frightened, me or the female gorilla(大 猩 猩 ) that suddenly appears out of
9、 nowhere. Im walking on a path in the forest in the Central African Republic. Unexpectedly, Im face-to-face with the gorilla, who begins screaming at 62 top of her lungs. That makes her baby scream, and then a 400-pound male appears. He screams the 63 (loud) of all. The noise shakes the trees as the
10、 male beats his chest and charges toward me. I quickly lower myself, ducking my head to avoid 64 (look) directly into his eyes so he doesnt feel 65 (challenge).2 / 4My name is Mireya Mayor. Im a 66 (science) who studies animals such as apes and monkeys. I was searching 67 these three western lowland
11、 gorillas Id been observing. No one had seen them for hours, and my colleagues and I were worried.When the gorillas and I frightened each other, I was just glad to find 68 (they) alive. True to gorillas unaggressive nature, the huge animal 69 (mean) no real harm. He was just saying: “Im king of this
12、 forest, and here is your reminder!” Once his message was delivered, he allowed me 70 (stay) and watch.D（2017 全国一卷）There has been a recent trend in the food service industry toward lower fat content and less salt. This trend, which was started by the medical community（医学界） 61 a method of fighting he
13、art disease, has had some unintended side 62 (effect) such as overweight and heart diseasethe very thing the medical community was trying to fight.Fat and salt are very important parts of a diet. They are required 63 (process) the food that we eat, to recover from injury and for several other bodily
14、 functions. When fat and salt 64 (remove) from food, the food tastes as if is missing something. As 65 result, people will eat more food to try to make up for that something missing. Even 66 (bad), the amount of fast food that people eat goes up. Fast food 67 (be) full of fat and salt; by 68 (eat) m
15、ore fast food people will get more salt and fat than they need in their diet.Having enough fat and salt in your meals will reduce the urge to snack(吃点心) between meals and will improve the taste of your food. However, be 69 (care) not to go to extremes. Like anything, it is possible to have too much
16、of both, 70 is not good for the health.E（2017 全国二卷）In 1863, the first underground passenger railway in the world opened in London. It ran for just under seven kilometers and allowed people to avoid terrible _61_(crowd) on the roads above as they travelled to and _62_ word. It took three years to com
17、plete and was built using an interesting method. This included digging up the road, _63_(lay) the track and then building a strong roof over_64_ top. When all those had been done, the road surface was replaced.Steam engines _65_(use) to pull the carriages and it must have been_66_(fair)unpleasant fo
18、r the passsengers, with all the smoke and noise. However, the railway quickly proved to be a great success and within six months, more than 25,000 people were using_67_ every day.Later, engineers _68_(manage) to construct railways in a system of deep tunnels (隧道）, which became known to the tube. Thi
19、s development was only possible with the _69_ (introduce) of electric-powered engines and lifts. The central London Railway was one of the most _70_(success) of these new lines, and was opened in 1900. It had white-painted tunnels and bright red carriages, and proved extremely popular with the publi
20、c.3 / 4F（2017 全国三卷）She looks like any other schoolgirl, fresh-faced and full of life. Sarah Thomas is looking forward to challenge of her new A-level course. But unlike school friends, 16-year-old Sarah is not spending half-term 61 (rest). Instead, she is earning $6,500 a day as 62 model in New York
21、.Sarah 63 (tell) that she could be Britains new supermodel earning a million dollars in the new year. Her father Peter, 44,want her to give up school to model full-time. But Sarah, 64 has taken part in shows along with top models, wants 65 (prove) that she has brains as well as beauty. She is determ
22、ined to carry on with her 66 (educate).She has turned down several 67 (invitation) to star at shows in order to concentrate on her studies. After school she plans to take a year off to model full-time before going to university to get a degree 68 engineering or architecture.Sarah says, “My dad think
23、s I should take the offer now. But at the moment, school _69 (come) first. I dont want to get too absorbed in modeling. It is 70 (certain) fun but the lifestyle is a little unreal. I dont want to have nothing else to fall back on when I cant model my more.”G（2016 全国一卷）Chengdu has dozens of new milli
24、onaires, Asias biggest building, and fancy new hotels. But for tourists like me, pandas are its top 61 (attract).So it was a great honour to be invited backstage at the not-for-profit Panda Base, where ticket money helps pay for research. I 62 (allow) to get up close to these cute animals at the 600
25、-acre centre. From tomorrow, I will be their UK ambassador. The title will be 63 (official) given to me at a ceremony in London. But my connection with pandas goes back 64 my days on a TV show in the mid-1980s, 65 I was the first Western TV reporter 66 (permit) to film a special unit caring for pand
26、as rescued from starvation in the wild. My ambassadorial duties will include 67 (introduce) British visitors to the 120-plus pandas at Chengdu and others at a research centre in the misty mountains of Bifengxia.On my recent visit, I held a lively three-month-old twin that had been rejected by 68 (it
27、) mother. The nursery team switches him every few 69 (day) with his sister so that while one is being bottle-fed, 70 other is with mumshe never suspects.H（2016 全国二卷）If you feel stressed by responsibilities at work, you should take a step back and identify (识别)those of 61 (great)and less importance.
28、Then, handle the most important tasks first so youll feel a real sense of 62 (achieve). Leaving the less important things until tomorrow 63 (be) often acceptable.Most of us are more focused 64 our tasks in the morning than we are later in the day. So, get an early start and try to be as productive 6
29、5 possible before lunch. This will give you the confidence you need to get you through the afternoon and go home feeling accomplished.Recent 66 (study) show that we are far more productive at work if we take short breaks 67 4 / 4(regular). Give your body and brain a rest by stepping outside for 68 w
30、hile, exercising, or dong something you enjoy.If you find something you love doing outside of the office, youll be less likely 69 (bring) your work home. It could be anything-gardening, cooking, music, sportsbut whatever it is, 70 (make) sure its a relief from daily stress rather than another thing
31、to worry about.I（2016 全国三卷）In much of Asia, especially the so-called “rice bowl” cultures of China, Japan, Korea, 61 Vietnam, food is usually eaten with chopsticks.Chopsticks are usually two long, thin pieces of wood or bamboo. They can also be made of plastic, animal bone or metal. Sometimes chopst
32、icks are quite artistic. Truly elegant chopsticks might 62 (make) of gold and silver with Chinese characters. Skilled workers also combine various hardwoods and metal 63 (create) special designs.The Chinese have used chopsticks for five thousand years. People probably cooked their food in large pots
33、, 64 (use) twigs (树枝) to remove it. Over time, 65 the population grew, people began cutting food into small pieces so it would cook more quickly. Food in small pieces could be eaten easily with twigs which 66 (gradual) turned into chopsticks.Some people think that the great Chinese scholar Confucius, 67 lived from roughly 551 to 479 B.C., influenced the 68 (develop) of chopsticks. Confucius believed knives would remind people of killings and 69 (be) too violent for use at the table.Chopsticks are not used everywhere in Asia. In India, for example, most people traditionally eat 70 their hands.
