2023年GMAT考试逻辑推理试题练习2.docx

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1、 2023年GMAT考试逻辑推理试题练习 TEST B Time 30 minutes 20 Questions 1. Below is an excerpt from a letter that was sent by the chairman of a corporation to the stockholders.A number of charges have been raised against me, some serious, some trivial. Individuals seeking to control the corporation for their own p

2、urposes have demanded my resignation. Remember that no court of law in any state has found me guilty of any criminal offense whatsoever. In the American tradition, as you know, an individual is considered innocent until proven guilty. Furthermore, as the corporations unbroken six-year record of grow

3、th will show, my conduct of my official duties as chairman has only helped enhance the success of the corporation, and so benefited every stockholder.Which of the following can be properly inferred from the excerpt? (A) The chairman believes that all those who have demanded his resignation are motiv

4、ated by desire to control the corporation for their own purposes. (B) Any misdeeds that the chairman may have committed were motivated by his desire to enhance the success of the corporation. (C) The chairman is innocent of any criminal offense. (D) The corporation has expanded steadily over the pas

5、t six years. (E) Any legal proceedings against the chairman have resulted in his acquittal. 2. In the years since the city of London imposed strict air-pollution regulations on local industry, the number of bird species seen in and around London has increased dramatically. Similar air-pollution rule

6、s should be imposed in other major cities.Each of the following is an assumption made in the argument above EXCEPT: (A) In most major cities, air-pollution problems are caused almost entirely by local industry. (B) Air-pollution regulations on industry have a significant impact on the quality of the

7、 air. (C) The air-pollution problems of other major cities are basically similar to those once suffered by London. (D) An increase in the number of bird species in and around a city is desirable. (E) The increased sightings of bird species in and around London reflect an actual increase in the numbe

8、r of species in the area. 3. Which of the following best completes the passage below?In opposing government regulation of business, conservatives often appeal to the Jeffersonian ideal of limited government, expressing the wish that government would “get off the backs of the American people.” Yet, p

9、aradoxically, many of these same conservatives address questions of private morality, such as those dealing with sexual behavior, by calling for_ (A) a return to the restrictive sexual morality of the Victorian era (B) a strengthening of the role of the family in setting moral norms for society (C)

10、a limitation on the amount of sexually provocative material appearing in books, motives, and television shows (D) greater freedom for individuals to choose their own way of handling sexual issues (E) an increased governmental role in the regulation and control of private sexual behavior Questions 4-

11、5 are based on the following: In an experiment, two different types of recorded music were played for neonates in adjacent nurseries in a hospital. In nursery A, classical music was played; in nursery B, rock music was played. After two weeks, it was found that the babies in nursery A cried less, su

12、ffered fewer minor ailments, and gained more weight than did the babies in nursery B. 4. In evaluating the validity of the conclusion suggested by the experiment above, it would be most important to know which of the following? (A) The musical preferences of the parents of the two groups of newborns

13、 (B) Whether the newborns in both nurseries were equally healthy and happy at the start of the experiment (C) Whether loud rock music can damage the hearing of newborns (D) What the average weight of the neonates was before and after the experiment (E) Whether the music was played in the nurseries a

14、t all times or only at certain times 5. Which of the following additional experimental data would support the hypothesis that classical music is beneficial to the development of newborn? (A) The neonates in a nursery where no music was played fared better than those in nursery B. (B) Nursery A conta

15、ined 15 percent more premature babies than nursery B. (C) The newborns in nursery A cried less, suffered fewer minor ailments, and gained more weight than did newborns in a nursery with no music. (D) The music played in nursery A was louder than that played in nursery B. (E) The ratio of nurses to n

16、ewborns in nursery B was 1 to 4; in nursery A, it was 1 to 6. 6. The ancient city of Cephesa was not buried by an eruption of Mt. Amnos in A.D. 310, as some believe. The eruption in the year 310 damaged the city, but it did not destroy it. Cephesa survived for another century before it finally met i

17、ts destruction in another eruption around A.D. 415.Which of the following, if true, would most strengthen the authors claim that the city of Cephesa was not buried by the eruption of Mt. Amnos in A.D. 310? (A) The city of Cephesa is mentioned in a historical work known to have been written in A.D. 4

18、00. (B) Coins bearing the image of an emperor who lived around A.D. 410 have been discovered in the ruins of Cephesa, which were preserved by the cinders and ashes that buried the city. (C) Geological evidence shows that the eruption of Mt. Amnos in A.D. 415 deposited a 10-foot-thick layer of lava o

19、n the city of Cephesa. (D) Artworks from the city of Cephesa have been found in the ruins of another city known to have been destroyed in A.D. 420. (E) A historical work written in A.D. 430 refers to the eruption of Mt. Amnos in A.D. 415. 7. June is taller than Kristin. Letty is taller than Maria. M

20、aria is shorter than Nancy. Kristin and Nancy are exactly the same height. If the information above is true, which of the following must also be true? (A) Letty is taller than Nancy. (B) Letty is taller than June. (C) Kristin is shorter than Letty. (D) June is taller than Maria. (E) Kristin is short

21、er than Maria. 8. Current farm policy is institutionalized penalization of consumers. It increases food prices for middle- and low-income families and costs the taxpayer billions of dollars a year.Which of the following statements, if true, would provide support for the authors claims above? I. Farm

22、 subsidies amount to roughly $20 billion a year in federal payouts and $12 billion more in higher food prices. II. According to a study by the Department of Agriculture, each $1 of benefits provided to farmers for ethanol production costs consumers and taxpayers $4. III. The average full-time farmer

23、s have an average net worth of over $300,000. (A) I only (B) II only (C) III only (D) I and II only (E) I, II, and III 9. Reva: Using extraneous incentives to get teenagers to change their attitude toward school and schoolwork wont work. Take the program in West Virginia, for instance, where they tr

24、ied to reduce their dropout rate by revoking the driving licenses of kids who left school. The program failed miserably.Anne: Its true that the West Virginia program failed, but many schools have devised incentive programs that have been very successful in improving attendance and reducing disciplin

25、e problems.According to Anne, the weak point in Revas claim is that it (A) fails to consider the possibility that the majority of potential dropouts in West Virginia do not have driving licenses (B) doesnt provide any exact figures for the dropout rate in West Virginia before and during the program

26、(C) ignores a substantial body of evidence showing that parents and employers have been using extrinsic incentives with positive results for years (D) assumes that a positive incentivea prize or a rewardwill be no more effective than a negative incentive, like the revoking of a driving license (E) i

27、s based on a single example, the incentive program in West Virginia, which may not be typical 10. In many surveys, American consumers have expressed a willingness to spend up to 10 percent more for products that are ecologically sound. Encouraged by such surveys, Bleach-O Corporation promoted a new

28、laundry detergent, Bleach-O Green, as safer for the environment. Bleach-O Green cost 5 percent more than typical detergents. After one year, Bleach-O Green had failed to capture a significant share of the detergent market and was withdrawn from sale.Which of the following questions is LEAST likely t

29、o be relevant in determining the reasons for the failure of Bleach-O Green? (A) How effective as a detergent was Bleach-O Green? (B) How many other detergents on the market were promoted as safe for the environment? (C) How much more did Bleach-O Green cost to manufacture than ordinary detergents? (

30、D) To what extent did consumers accept the validity of Bleach-O Green advertised and promoted to consumers? (E) How effectively was Bleach-O Green advertised and promoted to consumers? 11. The burden of maintaining the U.S. highway system falls disproportionately on the trucking industry. Trucks rep

31、resent only about 10 percent of the vehicles on U.S. roads. Yet road use taxes assessed on trucks amount to almost half the taxes paid for highway upkeep and repair.Which of the following, if true, would most weaken the argument above? (A) The trucking industry has enjoyed record after-tax profits i

32、n three of the past four years. (B) Because of their weight, trucks cause over 50 percent of the damage sustained by highway surfaces each year. (C) Without an economically viable trucking industry, the cost of goods in the United States would rise significantly. (D) Road use taxes paid by trucking

33、companies have decreased by 3 percent over the past five years. (E) Due to years of neglect, U.S. highways today are badly in need of major repairs and rebuilding. 12. The upcoming presidential election in the West African republic of Ganelon is of grave concern to the U.S. State Department. Ganelon

34、 presently has strong political and military ties to the United States. However, the Socialist party is widely expected to win the election, leading to fears that Ganelon will soon break away from the pro-American bloc and adopt a nonaligned or openly anti-American stance.Which of the following is a

35、n assumption made in the passage above? (A) A Socialist party government in Ganelon is more likely to oppose the United States than is a non-Socialist party government. (B) The people of the United States recognize their nations interest in the political stability of West Africa. (C) A weakening of

36、U.S. political ties with Ganelon could have serious consequences for U.S. relations with other African nations. (D) The Socialist party leaders in Ganelon believe that their nations interests would best be served by an alliance with anti-American forces. (E) The Socialist party will win the upcoming

37、 election in Ganelon. 13. No nation can long survive unless its people are united by a common tongue. For proof, we need only consider Canada, which is being torn asunder by conflicts between French-speaking Quebec and the other provinces, which are dominated by English speakers.Which of the followi

38、ng, if true, most effectively challenges the authors conclusion? (A) Conflicts over language have led to violent clashes between the Basque-speaking minority in Spain and the Spanish-speaking majority. (B) Proposals to declare English the official language of the United States have met with resistan

39、ce from members of Hispanic and other minority groups. (C) Economic and political differences, along with linguistic ones, have contributed to the provincial conflicts in Canada. (D) The public of India, in existence sine 1948, has a population that speaks hundreds of different, though related, lang

40、uages. (E) Switzerland has survived for nearly a thousand years as a home for speakers of three different languages. 14. As an experienced labor organizer and the former head of one of the nations most powerful labor unions, Grayson is an excellent choice to chair the new council on business-labor r

41、elations.Which of the following, if true, would most strengthen the conclusion above? (A) The new council must have the support of the nations labor leaders if it is to succeed. (B) During his years as a labor leader, Grayson established a record of good relations with business leaders. (C) The chai

42、r of the new council must be a person who can communicate directly with the leaders of the nations largest labor unions. (D) Most of the other members of the new council will be representatives of business management interests. (E) An understanding of the needs and problems of labor is the only qual

43、ification necessary for the job of chairing the new council. 15. In the effort to fire a Civil Service employee, his or her manager may have to spend up to $100,000 of tax money. Since Civil Service employees know how hard it is to fire them, they tend to loaf. This explains in large part why the go

44、vernment is so inefficient.It can be properly inferred on the basis of the statements above that the author believes which of the following? I. Too much job security can have a negative influence on workers. II. More government workers should be fired. III. Most government workers are Civil Service

45、employees. (A) I only (B) I and III only (C) II only (D) I, II, and III (E) III only 16. Some commentators complain that a “litigation explosion” in the past decade has led to unreasonably high costs for U.S. businesses by encouraging more product liability suits against manufacturers. However, thes

46、e complaints are based mainly on myth. Statistics show that the number of successful product liability suits has remained almost the same, and the average sum awarded in damages has grown no faster than the inflation rate.Which of the following, if true, would most weaken the argument above? (A) The

47、 number of unsuccessful suits has skyrocketed, imposing huge new legal expenses on businesses. (B) Several of the largest awards ever made in product liability cases occurred within the last two years. (C) The rise of the consumer movement has encouraged citizens to seek legal redress for product flaws. (D) Lawyers often undertake product liability cases on a contingency basis, so their payment is based on the size of the damages awarded. (E) Juries often award