【考研类试卷】工商(经企)管理硕士入学考试(GMAT)-7及答案解析.doc

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1、工商(经企)管理硕士入学考试(GMAT)-7 及答案解析(总分：135.00，做题时间：90 分钟)一、单项选择题(总题数：27，分数：135.00)1.Although it is assumed that peacocks“ magnificent tails function essentially to attract peahens, no one knows why it should be magnificent tails that give a competitive advantage in securing mates. One explanation is that p

2、eahens are more likely to mate with peacocks with magnificent tails than with peacocks that lack magnificent tails. Which of the following is an error of reasoning exemplified by the explanation?（分数：5.00）A.Attributing to animals qualities that are characteristically humanB.Extending a conclusion tha

3、t is true of only one species of a genus to all species of the genusC.Offering as an explanation a hypothesis that in principle can be neither verified nor proved falseD.Offering the phenomenon that is to be explained as the explanation of that phenomenonE.Assuming without warrant that peacocks with

4、 magnificent tails are likely to have other features strongly attractive to peahens2.Since 1975 there has been in the United States a dramatic decline in the incidence of traditional childhood diseases such as measles. This decline has been accompanied by an increased incidence of Peterson“s disease

5、, a hitherto rare viral infection, among children. Few adults, however, have been affected by the disease. Which of the following, if true, would best help to explain the increased incidence of Peterson“s disease among children?（分数：5.00）A.Hereditary factors determine in part the degree to which a pe

6、rson is susceptible to the virus that causes Peterson“s diseaseB.The decrease in traditional childhood diseases and the accompanying increase in Peterson“s disease have not been found in any other countryC.Children who contract measles develop an immunity to the virus that causes Peterson“s diseaseD

7、.Persons who did not contract measles in childhood might contract measles in adulthood, in which case the consequences of the disease would generally be more severeE.Those who have contracted Peterson“s disease are at increased risk of contracting chicken pox3.In any negotiations between a party wit

8、h limited aims and an opposing party with unlimited aims, the party with limited aims is bound to lose. This is so because the scope of a negotiating party“s aims determines the energy and the perseverance that will be brought to the negotiations by that party. Which of the following is an assumptio

9、n implicit in the passage above?（分数：5.00）A.The intensity with which parties conduct negotiations affects the outcome of those negotiationsB.Negotiations almost always pit against one another parties whose aims differ in scopeC.The outcome of negotiations cannot be correctly predicted in advanceD.A n

10、egotiator who has exceptionally high aims needs exceptional perseverance in order to avoid losingE.Negotiating parties are typically not aware of the scope of each other“s aims until the outcome is no longer in doubt4.Seven countries signed a treaty binding each of them to perform specified actions

11、on a certain fixed date, with the actions of each conditional on simultaneous action taken by the other countries. Each country was also to notify the six other countries when it had completed its action. The simultaneous-action provision of the treaty leaves open the possibility that（分数：5.00）A.the

12、compliance date was subject to postponement, according to the terms of the treatyB.one of the countries might not be required to make any changes or take any steps in order to comply with the treaty, whereas all the other countries are so requiredC.each country might have a well-founded excuse, base

13、d on the provision, for its own lack of complianceD.the treaty specified that the signal for one of the countries to initiate action was notification by the other countries that they had completed actionE.there was ambiguity with respect to the date after which all actions contemplated in the treaty

14、 are to be complete5.During the nineteenth century, Britain“s urban population increased as its rural population diminished. A historian theorizes that, rather than industrialization“s being the cause, this change resulted from a series of migrations to urban areas, each occasioned by a depression i

15、n the agrarian economy. To test this hypothesis, the historian will compare economic data with population census data. The historian“s hypothesis would be most strongly supported if which of the following were found to be true?（分数：5.00）A.The periods of greatest growth in the industrial economy were

16、associated with a relatively rapid decline in the rural populationB.The periods of greatest weakness in the agrarian economy were associated with relatively slow growth in the population as a wholeC.Periods when the agrarian economy was comparatively strong and the industrial economy comparatively w

17、eak were associated with a particularly rapid decline in the rural populationD.Periods when the agrarian and industrial economies were both strong were associated with particularly rapid growth in the urban populationE.The periods of greatest strength in the agrarian economy were associated with rel

18、atively slow growth in the urban population6.Virginia, Adrienne, and Dennis have taught history for a combined total of 96 years. If Virginia has taught for 9 more years than Adrienne and for 9 fewer years than Dennis, for how many years has Dennis taught?（分数：5.00）A.23B.32C.35D.41E.447.When 10 is di

19、vided by the positive integer n, the remainder is n-4. Which of the following could be the value of n?（分数：5.00）A.3B.4C.7D.8E.128.A study of the difference in earnings between men and women in the country of Naota found that the average annual earnings of women who are employed full time is 80 percen

20、t of the average annual earnings of men who are employed full time. However, other research consistently shows that, in Naota, the average annual earnings of all employed women is 65 percent of the average annual earnings of all employed men. Which one of the following, if also established by resear

21、ch, most helps explain the apparent discrepancy between the research results described above?（分数：5.00）A.In Naota, the difference between the average annual earnings of all female workers and the average annual earnings of all male workers has been gradually increasing over the past 30 yearsB.In Naot

22、a, the average annual earnings of women who work full time in exactly the same occupations and under exactly the same conditions as men is almost the same as the men“s average annual earningsC.In Naota, a growing proportion of female workers hold full-time managerial, supervisory, or professional po

23、sitions, and such positions typically pay more than other types of positions payD.In Naota, a larger proportion of female workers than male workers are part-time workers, and part-time workers typically earn less than full-time workers earnE.In ten other countries where the proportion of women in th

24、e work force is similar to that of Naota, the average annual earnings of women who work full time ranges from a low of 50 percent to a high of 90 percent of the average annual earnings of men who work full time9.Police statistics have shown that automobile antitheft devices reduce the risk of car th

25、eft, but a statistical study of automobile theft by the automobile insurance industry claims that cars equipped with antitheft devices are, paradoxically, more likely to be stolen than cars that are not so equipped: Which one of the following, if true, does the most to resolve the apparent paradox?（

26、分数：5.00）A.Owners of stolen cars almost invariably report the theft immediately to the police but tend to delay notifying their insurance company, in the hope that the vehicle will be recoveredB.Most cars that are stolen are not equipped with antitheft devices, and most cars that are equipped with an

27、titheft devices are not stolenC.The most common automobile antitheft devices are audible alarms, which typically produce ten false alarms for every actual attempted theftD.Automobile owners who have particularly theft-prone cars and live in areas of greatest incidence of car theft are those who are

28、most likely to have antitheft devices installedE.Most automobile thefts are the work of professional thieves against whose efforts antitheft devices offer scant protection10.If a motorist had driven 1 hour longer on a certain day and at an average rate of 5 miles per hour faster, he would have cover

29、ed 70 more miles than he actually did. How many more miles would he have covered than he actually did if he had driven 2 hours longer and at an average rate of 10 miles per hour faster on that day?（分数：5.00）A.100B.120C.140D.150E.16011.The nations biggest retailers reported strong sales during the las

30、t six months. During this period of strong sales, profits were weaker than usual. This state of affairs is unusual since or ordinary when sales increase, profits also increase. Which of the following, if true during the last six months, most helps to account for the unusual state of affairs describe

31、d above?（分数：5.00）A.A decrease in interest rates allowed many retailers to increase their inventories without having to pay high interest that cut into profitsB.Sales of women“s and children clothing were up by more than 20 percent while sales of men“s clothing were up by an insignificant amountC.Two

32、 of the largest independent retailers managed to buy their merchandise at lower pricesD.The nation“s largest retailers attracted more customers by dramatically advertising the amount of money spent on advertisingE.Many retailers raised prices in order to take advantage of the recent growth in consum

33、er spending12.Grammarians have for years condemned as ungrammatical the English phrase “between you and I,“ insisting that the correct phrasing is “between you and me,“ with the objective case after a preposition. Such condemnations, however, are obviously unfounded, because Shakespeare himself, in

34、The Merchant of Venice, wrote, “All debts are cleared between you and I.“ Which of the following, if true, most seriously weakens the argument above?（分数：5.00）A.In his plays, Shakespeare intentionally had some of his characters use phrases he considered ungrammaticalB.The phrase “between you and I“ a

35、ppears infrequently in Shakespeare“s writingsC.The more modern an English word or phrase, the less likely that modem grammarians will consider it acceptable for formal usageD.Many modern speakers of English sometimes say “between you and I“ and sometimes say “between you and meE.Most native speakers

36、 of English who choose to say “between you and I“ do so because they know that Shakespeare used that phrase13.A significant reduction in caloric intake, if accompanied by vitamin supplements, will double the life span of laboratory mice. Mice fed 40 percent of the standard food allowance had twice t

37、he life expectancy of mice in a group that was fed the standard allowance. If the information above is accurate, each of the following statements, if true, would help explain why the laboratory mice on the reduced allowance lived twice as long as the mice fed on the standard allowance EXCEPT:（分数：5.0

38、0）A.The lack of food reduces a mouse“s metabolic rate, thereby limiting wear and tear on the mouse“s bodyB.A lower-calorie diet delays the aging of the immune system and thus protects the mouse from some diseases that usually cause deathC.A drastic reduction in caloric intake signals the hormonal sy

39、stem to delay the aging processD.Mice that are fed less than the standard allowance have cells that have life spans that are longer than averageE.The vitamin supplements that accompanied the reducedcalorie diet did not contribute calories to that diet14.Smoking in bed has long been the main cause of

40、 home fires. Despite a significant decline in cigarette smoking in the last two decades, however, there has been no comparable decline in the number of people killed in home fires. Each one of the following statements, if true over the last two decades, helps to resolve the apparent discrepancy abov

41、e EXCEPT:（分数：5.00）A.Compared to other types of home fires, home fires caused by smoking in bed usually cause relatively little damage before they are extinguishedB.Home fires caused by smoking in bed often break out after the home“s occupants have fallen asleepC.Smokers who smoke in bed tend to be h

42、eavy smokers who are less likely to quit smokers than are smokers who do not smoking in bedD.An increasing number of people have been killed in home fires that started in the kitchenE.Population densities have increased, with the result that one home fire can cause more deaths than in previous decad

43、es15.If 10 persons meet at a reunion and each person shakes hands exactly once with each of the others, what is the total number of handshakes?（分数：5.00）A.10987654321B.1010C.109D.45E.3616.Any United States flag manufactured outside the United States should be banned from importation, since some forei

44、gn manufacturers superimpose images on the United States flag and sell such products with relative impunity. United States manufacturers, on the other hand, would face penalties for such violations of the United States flag code. Which of the “following is the best criticism of the argument above?（分

45、数：5.00）A.The argument reiterates its conclusion instead of providing a reason for itB.The argument makes an irrelevant distinction between foreign and United States manufacturersC.The reason given for the ban undermines rather than supports the conclusionD.The reason given for the ban does not expla

46、in why images superimposed on the United States flag are offensiveE.The reason given for the ban applies only to a part of the group of manufacturers whose flags are included in the ban, not necessarily to all17.If xyz and y-x5, where x is an even integer and y and z are odd integers, what is the le

47、ast possible value of z-x?（分数：5.00）A.6B.7C.8D.9E.1018.What is the smallest integer k for which 64 k 4 14 ?（分数：5.00）A.4B.5C.6D.7E.819.Being an only child has little to do with a child“s social development. A recent study that followed thirty only children and thirty-five first-born children to the ag

48、e of three found that the two groups of children behaved very similarly to each other toward their peers, their parents, and other adults. Which of the following, if true, most weakens the conclusion drawn above?（分数：5.00）A.The groups being compared did not contain the same number of childrenB.More t

49、ime was spent observing the interactions of children with their mothers than with their fathersC.Most of the researchers involved in the study were persons who had no brothers or sistersD.The first-born children were, on the average, nearly three when their parents had the second childrenE.The “other adults“ described in the study consisted mainly of members of the research team20.If 75 percent of a class answered the first question on a certain test correctly, 55 percent answered the second question on the test correctly, and 20 percent answered neither of the questions correct