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東華大學20xx考博英語-文庫吧

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【正文】 ere is a direct relationship, US congressman Neal Smith noted, between the amount of sodium a person consumes and heart disease, circulatory disorders, stroke and even early death. Frightening, if true! But many doctors and medical researchers are now beginning to feel the salt scare has gone too far. All this hue and cry about eating salt is unnecessary, Dr. Dustan insists. For most of us it probably doesn39。t make much difference how much salt we eat. Dustan39。s most recent shortterm study of 150 people showed that those with normal blood pressure experienced no change at all when placed on an extremely lowsalt diet, or later when salt was reintroduced. Of the hypertensive subjects, however, half of those on the lowsalt diet did experience a drop in blood pressure, which returned to its previous level when salt was reintroduced. An adequate to somewhat excessive salt intake has probably saved many more lives than it has cost in the general population, notes Dr. John H. Laragh. So a remendation that the whole population should avoid salt makes no sense. Medical experts agree that everyone should practice reasonable moderation in salt consumption. For the average person, a moderate amount might run from four to ten grams a day, or roughly 1/2 to 1/3 of a teaspoon. The equivalent of one to two grams of this salt allowance would e from the natural sodium in food. The rest would be added in processing, preparation or at the table. Those with kidney, liver or heart problems may have to limit dietary salt, if their doctor advises. But even the very vocal low salt exponent, Dr. Arthur Hull Hayes, Jr. admits that we do not know whether increased sodium consumption causes hypertension. In fact, there is growing scientific evidence that other factors may be involved: deficiencies in calcium, potassium, perhaps magnesium。 obesity (much more dangerous than sodium)。 genetic predisposition。 stress. It is not your enemy, says Dr. Laragh. Salt is the No. 1 natural ponent of all human tissue, and the idea that you don39。t need it is wrong. Unless your doctor has proven that you have a saltrelated health problem, there is no reason to give it up.36. According to some doctors and politicians, the amount of salt consumed ___A. exhibits as an aggravating factor to people in poor health. B. cures diseases such as stroke and circulatory disorders. C. correlates highly with some diseases. D. is irrelevant to people suffering from heart disease.37. From Dr. Dustan39。s study we can infer that ______A. a lowsalt diet may be prescribed for some people. B. the amount of salt intake has nothing to do with one39。s blood pressure. C. the reduction of salt intake can cure a hypertensive patient. D. an extremely lowsalt diet makes no difference to anyone.38. In the third paragraph, Dr. Laragh implies that _____A. people should not be afraid of taking excessive salt. B. doctors should not advise people to avoid salt. C. an adequate to excessive salt intake is remended for people in disease. D. excessive salt intake has claimed some victims in the general population.39. The phrase vocal …… exponent (Para. 4) most probably refers to ____A. eloquent doctor. B. articulate opponent. C. loud speaker. D. strong advocate.40. What is the main message of this text? A. That the salt scare is not justified. B. That the cause of hypertension is now understood. C. That the moderate use of salt is remended. D. That salt consumption is to be promoted.Passage 2 Globalization is not just some passing trend. Today it is an overarching international system shaping the domestic politics and foreign relations of virtually every country, and we need to understand it as such. As thoughtful people concerned about world affairs, our job is to pick up globalization, examine it from all sides, dissect it, figure out what makes it tick, and then nurture and promote the good parts and mitigate or slow down the bad parts. Globalization is much like fire. Fire itself is neither good nor bad. Used properly, it can cook food, sterilize equipment, form iron, and heat our homes. Used carelessly, fire can destroy lives, towns and forests in an instant. As Friedman says: Globalization can be incredibly empowering and incredibly coercive. It can democratize opportunity and democratize panic. It makes the whales bigger and the minnows stronger. It leaves you behind faster and faster, and it catches up to you faster and faster. While it is homogenizing cultures, it is also enabling people to share their unique individuality farther and wider. Globalization has dangers and an ugly dark side. But it can also bring tremendous opportunities and benefits. Just as capitalism requires a network of governing systems to keep it from devouring societies, globalization requires vigilance and the rule of law. Antitrust laws, the Securities and Exchange Commission, labor unions, charities, the Federal Trade Commission, and countless other agencies and organizations keep American capitalism in check. Similar transparent mechanisms are needed to make sure globalization is a positive force in the world. Globalization will always have cheerleaders who are blind to the destruction globalization can cause. And it will always have strident opponents blind to the way globalization gives some people their first opportunity to fulfill basic aspirations. As with most issues, the majority of people will be in the middle. They will see globalization not as something to worship or demonize. Instead, they will see it as something to mold, shape and manage for the betterment of everyone.41. What does the word “mitigate” in paragraph 2 most likely mean?A. A. To alleviate.B. To slow down.C. To omit.D. To go faster.42. Why does the author pare globalization as fire?A. When used correctly, they both can sterilize equipment.B. When used improperly, they both can destroy our life.C. When worship
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