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PREP07 Test 2 OG18-语文分册
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Large national budget deficits do not cause large trade deficits.If they did, countries with the largest budget deficits would also have the largest trade deficits.In fact, when deficit figures are adjusted so that different countries are reliably comparable to each other, there is no such correlation.If the statements above are all true, which of the following can properly be inferred on the basis of them?
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PREP07 Test 2
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Treatment for hypertension forestalls certain medical expenses by preventing strokes and heart disease.Yet any money so saved amounts to only one-fourth of the expenditures required to treat the hypertensive population.Therefore, there is no economic justification for preventive treatment for hypertension.Which of the following, if true, is most damaging to the conclusion above?
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PREP07 Test 2 OG18-语文分册
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Unlike the wholesale price of raw wool, the wholesale price of raw cotton has fallen considerably in the last year. Thus, although the retail price of cotton clothing at retail clothing stores has not yet fallen, it will inevitably fall.Which of the following, if true, most seriously weakens the argument above?
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PREP2012
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Reviewer: The book Art's Decline argues that European painters today lack skills that were common among European painters of preceding centuries. In this the book must be right, since its analysis of 100 paintings, 50 old and 50 contemporary, demonstrates convincingly that none of the contemporary paintings are executed as skillfully as the older paintings.Which of the following points to the most serious logical flaw in the reviewer's argument?
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PREP07 Test 2
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Half of the subjects in an experiment-the experimental group-consumed large quantities of a popular artificial sweetener. Afterward, this group showed lower cognitive abilities than did the other half of the subjects-the control group who did not consume the sweetener. The detrimental effects were attributed to an amino acid that is one of the sweetener's principal constituents.Which of the following, if true, would best support the conclusion that some ingredient of the sweetener was responsible for the experimental results?
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PREP07 Test 1 OG18-语文分册
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Automobile Dealer's Advertisement：The Highway Traffic Safety Institute reports that the PZ 1000 has the fewest injuries per accident of any car in its class.This shows that the PZ 1000 is one of the safest cars available today.Which of the following, if true, most seriously weakens the argument in the advertisement?
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A recent spate of launching and operating mishaps with television satellites led to a corresponding surge in claims against companies underwriting satellite insurance.As a result, insurance premiums shot up, making satellites more expensive to launch and operate. This, in turn, had added to the pressure to squeeze more performance out of currently operating satellites.Which of the following, if true, taken together with the information above, best supports the conclusion that the cost of television satellites will continue to increase?
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PREP07 Test 2
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Certain messenger molecules fight damage to the lungs from noxious air by telling the muscle cells encircling the lungs'airways to contract.This partially seals off the lungs.An asthma attack occurs when the messenger molecules are activated unnecessarily, in response to harmless things like pollen or household dust.Which of the following, if true, points to the most serious flaw of a plan to develop a medication that would prevent asthma attacks by blocking receipt of any messages sent by the messenger molecules referred to above?
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OG18-语文分册
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Which of the following best completes the passage below?The more worried investors are about losing their money, the more they will demand a high potential return on their investment：great risks must be offset by the chance of great rewards.This principle is the fundamental one in determining interest rates, and it is illustrated by the fact that ________ .
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Transnational cooperation among corporations is experiencing a modest renaissance among United States firms.even though projects undertaken by two or more corporations under a collaborative agreement are less profitable than projects undertaken by a single corporation.The advantage of transnational cooperation is that such joint international projects may allow United States firms to win foreign contracts that they would not otherwise be able to win.Which of the following statements by a United States corporate officer best fits the situation of United States firms as described in the passage above?
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PREP07 Test 1
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Bank depositors in the United States are all financially protected against bank failure because the government insures all individuals' bank deposits.An economist argues that this insurance is partly responsible for the high rate of bank failures, since it removes from depositors any financial incentive to find out whether the bank that holds their money is secure against failure.If depositors were more selective.then banks would need to be secure in order to compete for depositors' money.The economist's argument makes which of the following assumptions?
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Division Manager：I want to replace the Microton computers in my division with Vitech computers.General Manager：Why?Division Manager：It costs 28 percent less to train new staff on the Vitech.General Manager：But that is not a good enough reason.We can simply hire only people who already know how to use the Microton computer.Which of the following, if true, most seriously undermines the general manager's objection to the replacement of Microton computers with Vitechs?
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PREP07 Test 1 OG18-语文分册
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The interview is an essential part of a successful hiring program because, with it, job applicants who have personalities that are unsuited to the requirements of the job will be eliminated from consideration.The argument above logically depends on which of the following assumptions?
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There is a great deal of geographical variation in the frequency of many surgical procedures-up to tenfold variation per hundred thousand people among different areas in the numbers of hysterectomies, prostatectomies, and tonsillectomies.To support a conclusion that much of the variation is due to unnecessary surgical procedures, it would be most important to establish which of the following?
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If there is an oil-supply disruption resulting in higher international oil prices, domestic oil prices in open-market counties such as the United States will rise as well, whether such countries import all or none of their oil.If the statement above concerning oil-supply disruptions is true, which of the following policies in an open-market nation is most likely to reduce the long-term economic impact on that nation of sharp and unexpected increases in international oil prices?
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If there is an oil-supply disruption resulting in higher international oil prices, domestic oil prices in open-market counties such as the United States will rise as well, whether such countries import all or none of their oil.Which of the following conclusions is best supported by the statement above?
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PREP07 Test 2
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Traditionally, decision making by managers that is reasoned step-by-step has been considered preferable to intuitive decision making.However, a recent study found that top managers used intuition significantly more than did most middle-or lower-level managers.This confirms the alternative view that intuition is actually more effective than careful, methodical reasoning.The conclusion above is based on which of the following assumptions?
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OG18-语文分册 OG19-语文分册 OG20-语文分册
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High levels of fertilizer and pesticides, needed when farmers try to produce high yields of the same crop year after year, pollute water supplies. Experts therefore urge farmers to diversify their crops and to rotate their plantings yearly.To receive governmental price-support benefits for a crop, farmers must have produced that same crop for the past several years.The statements above, if true, best support which of the following conclusions?
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Hardin argued that grazing land held in common (that is, open to any user) would always be used less carefully than private grazing land. Each rancher would be tempted to over use common land because the benefits would accrue to the individual, while the costs of reduced land quality that results from overuse would be spread among all users. But a study comparing 217 million acres of common grazing land with 433 million acres of private grazing land showed that the common land was in better condition.The answer to which of the following questions would be most useful in evaluating the significance, in relation to Hardin's claim, of the study described above?
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Hardin argued that grazing land held in common(that is,open to any user) would always be used less carefully than private grazing lan. Each rancher would be tempted to overuse common land because the benefits would accure to the individual, while the costs of reduced land quality that results from overuse would be spread among all users. But a study comparing 217 million acres of common grazing land with 433 million acres of private grazing land showed that the common land was in better condition.Which of the following, if true and known by the ranchers, would best help explain the results of the study?
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