GMAT习题练习

GMAT考试易错题(2019/4/10)
1题:Duringthefirstninemonthsof1979,textbookpublishersincurredsubstantialcostsforcreatingproductsthat,duetoadeclineinpublicfundingforinstructionalmaterial,neverweresold.()
(A)fundingforinstructionalmaterial,neverwere
(B)fundingforinstructionalmaterial,neverwas
(C)funding,theinstructionalmaterial,wasnever
(D)fundingforinstructionalmaterial,theproductswerenever
(E)funding,theywerenever
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2题:The following data sufficiency problems consist of a question and two statements, labeled (1) and (2), in which certain data are given. You have to decide whether the data given in the statements are sufficient for answering the question. Using the data given in the statements plus your knowledge of mathematics and everyday facts (such as the number of days in July or the meaning of counterclockwise), you must indicate whether
A、Statement (1)ALONE、is sufficient, but statement (2) alone is not sufficient.
B、Statement (2)ALONE、is sufficient, but statement (1) alone is not sufficient.
C、BOTH statements TOGETHER are sufficient, but NEITHER statementALONE、is sufficient.
D、EACH statementALONE、is sufficient.
E. Statements (1) and (2) TOGETHER are NOT sufficient.
Is integer y>0
(1) -(2+y)>0
(2) (2+y)2>0
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3题:The questions in this group are based on the content of a passage.After reading the passage, choose the best answer to each question.Answer all questions following the passage on the basis of what is stated or implied in the passage.
Since the 1970s, a multitude of scientists from the fields of climatology, oceanography, and biology have been warning the governments of the world that unless human societies reduce their emissions of "greenhouse gases"--gases such as carbon dioxide and methane that increase the capacity of the atmosphere to retain heat--world-wide global warming caused by these gases will result in catastrophic consequences for people and the environment. InDecember 1997, a group of delegates from over 100 nations gathered together in Kyoto, Japan, in order to work out the details of the Kyoto Protocol to the United Nations FrameworkConvention onClimateChange, the most comprehensive international effort to date to combat the rise of greenhouse gas emissions.
The chief goal of the Kyoto Protocol is for industrialized nations to reduce their emissions of green-house gases by 5.2 percent compared to 1990 levels. The gases targeted by the protocol are carbon dioxide, methane, nitrous oxide, sulfur hexafluoride, HFCs, and PFCs. The protocol contains some provisions for developing nations, but as the per-capita emissions of greenhouse gases from these nations are much lower than those of industrialized nations, the majority of the reductions called for by the protocol come from theEuropean Union (8 percent reduction from 1990 levels), the United States (7 percent reduction), and Japan (6 percent reduction).
Proponents of the Kyoto Protocol maintain that although it is not sufficient by itself to halt global warming, it represents an important first step toward a sustainable global economy. These proponents argue that most of the reductions in green-house gases can be achieved through improvements in efficiency and the use of cleaner fuels. While they concede that the provisions of the protocol may slow economic growth in affected nations, they maintain that the potential economic costs are far outweighed by the benefits of avoiding the ravages of global warming, which they say could include rising sea levels, erratic weather patterns, and long-term reductions in biodiversity.
Critics of the Kyoto Protocol argue that it is unnecessary, unfair, and too costly to implement. It is unnecessary, they maintain, because the scientific community is still divided on the questions of whether global warming is happening and, if it is, whether human activity is the cause. They say it is unfair because the provisions primarily limit the emissions growth of industrialized nations while giving free rein to developing nations such as India, which actually emit more greenhouse gases than many industrialized nations, and that this situation will give the developing nations an economic edge in the global marketplace. Furthermore, they argue, the costs of switching fuels and limiting energy use will severely damage the economy, and the negative effects of this economic depression will outweigh any theoretical gains to be had by delaying global warming.
According to the information given in the passage, which of the following would be most likely to help a nation meet the reduction targets of the Kyoto Protocol
A、A、power plant switches its fuel source from bituminous to anthracite coal, thereby reducing the amount of sulfur dioxide that the plant releases into the air.
B、An aluminum processing plant alters the mix of the chemicals used in its smelting process so that the amount of nitrous disulfide emitted by the plant is increased and the amount of sulfur hexafluoride is decreaseD、
C、A、petrochemical plant that produces plastics adjusts its manufacturing process so that the ratio of HFCs to PFCs emitted by the plant is altered from 1:12 to 1:8.
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4题:The questions in this group are based on the content of a passage.After reading the passage, choose the best answer to each question.Answer all questions following the passage on the basis of what is stated or implied in the passage.
Of all aspects of Indian culture, the caste system is perhaps the most bewildering to outsiders. For visitors unaccustomed to this system of hereditary social divisions, the complex and mostly unwritten rules governing whom a person can marry, what kind of work she can do, and even what kind of food she can eat may seem puzzling and mysterious. One reason for this confusion is that the concept of caste is actually divided into two separate but related concepts in Indian culture: varna and jati.
Varna, which literally means "color," is the most basic social division. There are four varna: theBrahmans, the traditional priest class; the Kshatriya, the warrior class; the Vaishya, the skilled workers and merchants; and the Sudra, laborers whose role is to serve the three higher classes.Below the Sudra are a class known as the Untouchables, who technically fall outside of the varna system because they are supposedly "unclean" in a ritual sense. The Untouchables are the lowest class in India, but they make life possible for everyone else because they take care of the jobs that would "pollute" the higher classes, such as working with dead animals or cleaning sewage. The Indian statesman Mohandas Gandhi, in an effort to promote social equality, encouraged people to refer to Untouchables as the Harijan, which means "Children of Go
D、"
Each varna is then divided into hundreds or thousands of jati, a term that literally means "birth." The jati are kinship groups with hereditary roles and professions, such as leatherworker or brick-maker. Observant Hindus have traditionally married within their varna and jati.
The origins of the caste system are obscure. The prevailing theory among anthropologists is that the Varna system emerged shortly after the so-calledAryan Invasion of the second millenniumB、
C、According to this theory, a population of Indo-European invaders conquered northern India around 1500B、
C、The Indo-Europeans placed themselves in the three highest rungs of societyBrahman, Kshatriya, and Vaishya), corresponding to the traditional division of Indo-European societies into priests, warriors, and commoners, while placing the conquered local populations into the worker classes of the Sudra and the Untouchables. This theory does not account for the jati system, however, which has parallels in no other Indo-European society. Most anthropologists suggest that the jati system predates the varna system, and that it might have originated in the Harappan civilization that prevailed in northern India prior to theAryan Invasion.
The final paragraph plays what role in relation to the rest of the passage
A、It offers information that raises doubts about the conclusions expressed in the previous paragraph.
B、It discusses an alternative view to points stated as facts in the second paragraph.

C、It restates the question raised in the opening paragraph, using information offered in the second and third paragraphs.

D、It offers background information for the system described in the two preceding paragraphs.
E、It summarizes points raised elsewhere in the passage.
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5题:Suzie’sDiscount Footwear sells all pairs of shoes for one price and all pairs of boots for another price. On Monday the store sold 22 pairs of shoes and 16 pairs of boots for $650. On Tuesday the store sold 8 pairs of shoes and 32 pairs of boots for $760. How much more do pairs of boots cost than pairs of shoes at Suzie’sDiscount Footwear
A、$2.50
B、$5.00
C、$5.50
D、$7.50
E、$15.00
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