中午做了一套大全，大错7个！！
3. In 1984 Exco, which sells it s products only through mail-order catalogs, began distributing its catalog to people who had never purchased Exco’s products, while it continued to distribute the catalog to previous customers. Total dollar sales increased in 1984, but Exco’s profits that year were smaller than in 1983.
Which of the following, if true, contributes most to an explanation of Exco’s smaller profits in 1984, as compared to 1983?作错
(A) There was a two percent increase in 1984 in the sales tax that consumers had to pay on all purchases from the catalog.
(B) A greater number of catalogs were sent to previous customers than to people who never purchased products from Exco.
(C) In 1984 Exco’s product-manufacturing costs increased by a smaller amount than the products’ selling prices increased. C----E啊~~~~看清楚，C中没有比较到1983和1984的，只是说了1984的情况
(D) Customers who never previously purchased products from Exco purchased, on the average, fewer products in 1984 than did previous customers.（E）
(E) The increase between 1983 and 1984 in the cost of mailing the catalogs was greater than the increase in sales from 1983 to 1984.
7. Which of the following best completes the passage below?
When a project is failing and should be terminated, plan to bring in a new manager. New managers are more likely to terminate the project than are the original managers because______错
(A) the project may have failed for reasons that the original manager could not have foreseen
(B) organizations tend to reward managers who can overcome problems
(C) managerial decisions to terminate a project should depend on the likelihood of the project’s eventual success C===E
(D) the original managers were not necessarily able to overcome problems caused by external events over which they had no control（E）
(E) the new managers have no need to justify the earlier decision to maintain the project
8. State X’s income-averaging law allows a portion of one’s income to be taxed at lower rate than the rate based on one’s total taxable income. To use income averaging, the taxpayer must have earned taxable income for a particular year that exceeds 140 percent of his or her average taxable income for the previous three years. People using income averaging owe less tax for that year than they would without income averaging.
Which of the following individuals would be most seriously affected if income averaging were not permitted in computing the taxes owed for current year?错
(A) Individuals whose income has steadily decreased for the past three years
(B) Individuals whose income increased by 50 percent four years ago and has remained the same since then B===C
(C) Individuals whose income has doubled this year after remaining about the same for five years
(D) Individuals who had no income this year, but did in each of the previous three years（C）
(E) Individuals who are retired and whose income has remained about the same for the past ten years
Questions 12-13 are based on the following.
Record companies defend their substitution of laser-read compact discs (CD’s) for the much less expensive traditional long-playing vinyl records in their catalogs by claiming that the audio market is ruled by consumer demand for ever-improved sound reproduction rather than by record manufacturers’ profit-motivated marketing decisions. But this claim cannot be true, because if it were true, then digital audiotape, which produces even better sound than CD’s, would be commercially available from these same record companies, but it is not.
12. Which of the following, if true, best explains how the record companies’ claim about the nature of the audio reproduction market could be true and digital audiotape nevertheless be unavailable for the commercial market?做错
(A) Most consumers prefer audiotape to long-playing records or CD’s because of the tape’s durability and compactness.
(B) Prototypes of digital audiotape have been used to make master tapes of some performances in recording studios.
(C) The manufacturing technology that underlies the commercial production of CD’s requires equipment very similar to that needed for commercial production of digital audiotape.
(D) Record companies have not yet solved several quality-control problems that have beset attempts to produce digital audiotape in commercial quantities.（D）
(E) CD’s are more expensive than long-playing vinyl records by about the same ratio as digital audiotape cassettes would be more expensive than conventional cassettes. E===D
16. A violin constructed to have improved sound would sound different from the best-sounding existing violins.
To professional violinists, a violin that sounds different from the best-sounding existing violins sounds less like a violin and therefore worse than the best-sounding existing violins.
Professional violinists are the only accepted judges of the sound quality of violins.
Would be the best supported by those statements?做错
(A) Only amateur violinists should be asked to judge the sound quality of newly constructed violins.
(B) Professional violinists supervise the construction of violins.
(C) The best-sounding existing violins have been in existence fro several centuries.
(D) It is currently impossible to construct a violin that the only accepted judges will evaluate as having improved sound.（D）
(E) It is possible to construct a violin that sounds better than the best-sounding existing violins to everyone but professional violinists. E===D
17. The fact that several of the largest senior citizens’ organizations are constituted almost exclusively of middle-class elderly people has led critics to question the seriousness of those organizations’ commitment to speaking out on behalf of the needs of economically disadvantaged elderly people.
Which of the following generalizations, if true, would help to substantiate the criticism implicit in the statement above?作错
(A) The ideology of an organization tends reflect the traditional political climate of its locale.
(B) The needs of disadvantaged elderly people differ in some ways from those of other disadvantaged groups within contemporary society. B===E
(C) Organized groups are better able to publicize their problems and seek redress than individuals acting alone.
(D) Middle-class elderly people are more likely to join organizations than are economically disadvantaged elderly people.（E）
(E) People usually join organizations whose purpose is to further the economic, political, or social interests of their members.
18. Corporate Officer: Last year was an unusually poor one for our chemical division, which has traditionally contributed about 60 percent of the corporation’s profits. It is therefore encouraging that there is the following evidence that the pharmaceutical division is growing stronger: it contributed 45 percent of the corporation’s profits, up from 20 percent the previous year.
On the basis of the facts stated, which of the following is the best critique of the evidence presented above?作错
(A) The increase in the pharmaceutical division’s contribution to corporation profits could have resulted largely from the introduction of single, important new product.
(B) In multidivisional corporations that have pharmaceutical divisions, over half of the corporation’s profits usually come from the pharmaceuticals.
(C) The percentage of the corporation’s profits attributable to the pharmaceutical division could have increased even if that division’s performance had not improved.
(D) The information cited does not make it possible to determine whether the 20 percent share of profits cited was itself an improvement over the year before.（C）
(E) The information cited does not make it possible to compare the performance of the chemical and pharmaceutical divisions in of the percent of total profits attributable to each. E====C不明白
其中7/8/12/17/18都是我在做的时候不确定的！17、18我现在还搞不明白，咳，停一下，晚上再分析。。。。。
做逻辑总是这样，花的时间又多，做得过程有不爽，很吃力的说，怎么办好？做天晚上总结了一下加强和削弱题型，看了看lawyer对其的看法。但是依然做起来满吃力/////靠
呵呵，希望没吓着大家：） 
[此贴子已经被作者于2005-9-1 19:06:49编辑过] | 
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发表于 2005-8-31 02:26:00
