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Passage Four 内容来自乐外网 America is a country on the move. In unheard-of numbers, people of all ages are exercising their way to better health. According to the latest figures, 59 percent of American adults exercise regularly-up 12 percent from just two years ago and more than double the figure of 25 years ago. Even non-exercisers believe they would be more attractive and confident if they were more active. http://www.lewai.com乐外网
It is hard not to get the message. The virtues of physical fitness are shown on magazine covers, postage stamps, and television ads for everything from beauty soaps to travel books. http://www.lewai.com乐外网 Exercise as a part of daily life did not catch on until the late 1960s when research by military doctors began to show the health benefits of doing regular physical exercises. Growing publicity (宣传) for races held in American cities helped fuel a strong interest in the ancient sport of running. Although running has leveled off in recent years as Americans have discovered equally rewarding-and sometimes safer-forms of exercise, such as walking and swimming, running, remaining the most popular form of exercise. 乐外网为您提供最优的考试服务 As the popularity of exercise continues to mount, so does scientific evidence of its health benefits. The key to fitness is exercising the major muscle groups vigorously (强有力的) enough to approximately double the heart rate and keep it doubled for 20 to 30 minutes at a time. Doing such physical exercises three times or more a week will produce considerable improvements in physical health in about three months. 乐外网资源，转载请表明来源 36. According to the passage, what was the percentage of American adults doing regular physical exercises two years ago? 乐外网资源，转载请表明来源
A) About 70% CopyRight LeWai.com B) Almost 50% 乐外网资源，转载请表明来源 C) Nearly 60% 本文来源于乐外网www.lewai.com D) More than 12%（C） LeWai.com乐外网，考试资源网 37. A growing interest in sports developed after ________. 乐外网leWai.com A) research showed their health benefits 内容来自乐外网
B) people got the message from magazine covers and postage stamps 乐外网leWai.com C) scientific evidence of health benefits was shown on TV ads 乐外网，学习考试培训网 D) an increasing number of races were held in American cities（A） http://www.lewai.com乐外网
38. Which of the following is closest in meaning to the phrase “leveled off” (Para. 2, Line 8)? 乐外网leWai.com A) “become very popular” 乐外网为您提供最优的考试服务
B) “stopped being popular” 乐外网资源，转载请表明来源 C) “stopped increasing in popularity” http://www.lewai.com乐外网
D) “reached its lowest level in popularity”（D） CopyRight LeWai.com 39. It can be learnt from the passage that the health benefits of exercise ________. 乐外网leWai.com A) are yet to be proved 本文来源于乐外网www.lewai.com B) are to be further studied http://www.lewai.com乐外网 C) are self-evident 乐外网，学习考试培训网 D) are supported by scientific evidence（C） 乐外网leWai.com 40. Which of the following would be the best TITLE for the passage? 乐外网，学习考试培训网 A) Exercise-The Road to Health. CopyRight LeWai.com
B) Different Forms of Exercise. 乐外网，学习考试培训网 C) Scientific Evidence of Health Benefits. 乐外网，学习考试培训网 D) Running A Popular Form of Sport.（B） http://www.lewai.com乐外网 (责任编辑：admin) |