[外语类试卷]大学英语六级改革适用(阅读)模拟试卷230及答案与解析.doc
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1、大学英语六级改革适用(阅读)模拟试卷 230及答案与解析 Section A 0 Judging from recent surveys, most experts in sleep behavior agree that there is virtually an epidemic of sleepiness in the nation. “I cant think of a single study that hasnt found Americans getting less sleep than they ought to.“ says Dr. David. The beginning
2、 of our sleep deficit crisis can be【 C1】 _ to the invention of the light bulb a century ago. From diary entries and other personal【 C2】 _ from the 18th and 19th centuries, sleep scientists have reached the conclusion that the average person used to sleep about 9.5 hours a night. By the 1950s and 196
3、0s, that sleep schedule had been reduced【 C3】 _ to between 7.5 and 8 hours, and most people had to wake to an alarm clock. “People cheat on their sleep, and they dont even【 C4】 _ theyre doing it,“ says Dr. David. “They think theyre okay because they can get by on 6.5 hours, when they really need 7.5
4、, 8 or even more to feel ideally【 C5】 _ Perhaps the most merciless robber of sleep, researchers say, is the【 C6】 _ of the day. Whenever pressures from work, family, friends and community mount, many people consider sleep the least【 C7】 _ item on the agenda. “In our society, youre considered dynamic
5、if you say you only need 5.5 hours sleep. If you say youve got to get 8.5 hours, people think you lack【 C8】 _ and ambition.“ To assess the【 C9】 _ of sleep deficit, researchers have put subjects through a set of psychological and performance tests. “Weve found that if youre sleep-deprived, performanc
6、e【 C10】 _ says Dr. David. “Short-term memory is impaired, as are abilities to make decisions and to concentrate.“ A) consequences B) complexity C) ingenious D) dramatically E) suffers F) tracked G) realize H) expensive I) slightly J) traced K) detaches L) vigorous M) inspiration N) accounts O) drive
7、 1 【 C1】 2 【 C2】 3 【 C3】 4 【 C4】 5 【 C5】 6 【 C6】 7 【 C7】 8 【 C8】 9 【 C9】 10 【 C10】 10 Dieting advisor Dr. Robert Atkins recommends eating a diet high in protein for those who want to lose weight and keep it off. The hamburger patty is good, the hamburger bun bad, according to the【 C1】 _ of Atkins, w
8、ho has turned his philosophies into a dieting revolution, starting with his first book, Dr. Atkins Diet Revolution, in 1972. Atkins books【 C2】 _ top best-seller lists. Atkins companies have made millions of dollars in sales of specialty low-carb food products and carb-counting scales. But the popula
9、rity of Atkins eating advice, now appealing to another generation, is【 C3】 _ some food companies who rely on the consumer【 C4】 _ for carbohydrate-laden foods such as pastas and pizzas, cakes, cookies and cereals, to add weight to their own bottom lines. “Our industry has to do something, and soon. I
10、t is starting to become a【 C5】 _ belief that carbohydrates are bad,“ said Judi Adams, director of the Wheat Foods Council. Part of the societys push will be in Washington, where federal health officials are starting talks on【 C6】 _ to the nations 11-year-old Food Guide Pyramid. Currently, the pyrami
11、d puts bread, cereals, rice and pasta as the【 C7】 _ for healthy eating. The strategy is a direct attack on Atkins: Americans who follow the Atkins diet【 C8】 _ their risk of health problems that include cardiovascular disease, high cholesterol, kidney damage and some cancers, the Wheat Foods Council
12、says. According to Atkins, he is not looking to go to war with the food companies, and even Atkins die-hards allow for an【 C9】 _ doughnut or cookie. “We teach people how to respect it and, on rare occasions, have it in【 C10】 _ he said. “We know people cant stay away from it forever.“ A) mainstream B
13、) increase C) profitable D) occasional E) routinely F) panicking G) foundation H) hasty I) recommends J) appetite K) teachings L) revisions M) empirically N) moderation O) merge 11 【 C1】 12 【 C2】 13 【 C3】 14 【 C4】 15 【 C5】 16 【 C6】 17 【 C7】 18 【 C8】 19 【 C9】 20 【 C10】 20 Are smarter kids smart enoug
14、h to avoid alcohol and drugs? For decades, scientists had documented that those with lower IQ and less education were more likely to become addicted to alcohol or other drugs, probably because lower levels of education and lower IQ are associated with the【 C1】 _ effects of poverty and because having
15、 less intelligence offers fewer mental resources to allow users to moderate and avoid problems. The latest data, published in Alcoholism: Clinical and Experimental Research, doesnt【 C2】 _ those findings. Drug use is not the same as drug addiction higher intelligence is a protective factor against al
16、coholism and addictions;【 C3】 _ smarter people are more likely to drink or try drugs. Social drinking in many countries and non-problematic drinking is more【 C4】 _ and common among people with higher education. But why? What protects them from【 C5】 _ into addiction? Intelligence can serve as a vehic
17、le for【 C6】 _ when it comes to alcohol or drug use the more educated people are, the more they internalize and appreciate the dangers and risks of【 C7】 _ Intelligence can also【 C8】 _ more curiosity and openness to new experiences. And that includes experimenting with alcohol and drugs. People have t
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