GRE考试阅读模拟练习题.docx

1、GRE考试阅读模拟练习题GRE考试阅读模拟练习题（7）1. Census data for Prenland show that unmarried Prenlandic men in their thirties outnumber unmarried Prenlandic women in that age group by about ten to One. Most of these men do wish to marry. Clearly，however， unless many of them marry women who are not Prenlandic， all but

2、 a minority will remain unmarried.The argument makes which of the following assump-tions?(A) Emigration from Preland is more common among women than among men.(B) A greater proportion of Prelandic women in their thirties than of Prenlandic men of the same age would prefer to remain unmarried.(C) It

3、is unlikely that many of these unmarried Prenlandic men will marry women more than a few years older than themselves.(D) Prenland has a high rate of divorce.(E) Most of the unmarried Prenlandic men are unwilling to marry women who are not Prenlandic.2.Certain extremely harmful bacteria found only in

4、 sewage are difficult to detect directly. Testing for E. coli， an easily detected and less harmful type of bacteria， in ocean water would be a reliable way of determining whether or not these more harmful bac-teria are present， since ocean water contains E. Coli only if the water is contaminated wit

5、h sewage that contains the harmful bacteria.Which of the following， if true， most seriously weakens the argument?(A) There are many different strains of the E. coli bacteria， and only some of these strains are harmful.(B) Some types of bacteria found in sewage are neither disease-causing nor difficu

6、lt to detect directly.(C) Some of the types of bacteria found in sewage along with E. coli are not harmful to people unless the bacteria are ingested in large quantities.(D) E. coli dies out much more quickly than some of the more harmful bacteria found in sewage and then can no longer be easily det

7、ected.(E) Some of the types of bacteria found in sewage along with E. coli reproduce at a slower rate than E. coli.3.The organizers of tomorrows outdoor concert announced that it will go on tomorrow on schedule unless bad weather is forecast or too few advance tickets are sold. If the concert is can

8、celed， refunds will be made to ticket holders. Since some ticket holders have already been issued refunds even though more than enough advance tickets were sold， it must be the case that bad weather is forecast.Which of the following is an error of reasoning con-tained in the argument?(A) It proceed

9、s as if a condition， which by itself is enough to guarantee a certain result， is the only condition under which that result would occur.(B) It bases a conclusion that is known to require two conditions on evidence that bears on only one of those conditions.(C) It explains one event as being caused b

10、y another event， even though both events must actually have been caused by some third， unidentified event.(D) It treats evidence for the absence of one condi-tion under which a circumstance would occur as conclusive evidence that that circumstance will not occur.(E) Evidence given to support the con

11、clusion actually undermines it.参考答案：CDAGRE考试阅读模拟练习题（8）1.In Bassaria a group of that countrys most senior judges has criticized the uniform mandatory sentences recently introduced for certain specific crimes.The judges argue that such sentences， by depriving them of all discretion in setting sentence

12、s， make it impos-sible for them to consider either aggravating or exten-uating circumstances and so make it impossible to achieve true justicethe fitting of the severity of the punishment to the gravity of the particular crime.Which of the following， if true， provides the strongest evidence for the

13、claim that in Bassaria the newly introduced mandatory sentences are not necessarily a change for the worse with respect to achieving true justice as defined in the argument?(A)Before mandatory sentencing， judges in eastern Bassaria imposed strikingly different sentences from those in western Bassari

14、a for equally grave instances of the same kind of offense.(B)In Bassaria the frequency of crimes that have been made subject to mandatory sentences is lower now than it was just prior to the intro-duction of mandatory sentencing.(C)The law introducing mandatory sentences was passed in the legislatur

15、e of Bassaria by a large majority and is unlikely to be repealed in the foreseeable future.(D)There used to be a wide difference between the minimum and the maximum sentences allowed by law in cases of crimes now subject to man-datory sentences.(E)In Bassaria judges are appointed for life and are th

16、us not easily influenced by political pressure groups.2.Each of two particular inspection systems that are based on different principles would detect all product flaws but would also erroneously reject three percent of flawless products.Assuming there is no overlap between the products erroneously r

17、ejected by the two systems and also no interference between the systems if both operate，using both systems and rejecting only those products found flawed by both would be a way of avoiding all erroneous rejections.Which of the following most precisely characterizes the reasoning in the argument?(A)T

18、he reasoning is conclusive， that is， the conclusion cannot be false if the statements offered in its support are true.(B)The reasoning is strong but not conclusive， if the statements offered in support of the conclusion are true， they provide good grounds for that conclu-sion， though it is possible

19、that additional infor-mation might weaken the argument.(C)The reasoning is weak; the statements offered in support of the conclusion， though relevant to it，by themselves provide at best inadequate grounds for the conclusion.(D)The reasoning is flawed in that the conclusion is no more than a paraphra

20、se of one of the pieces of evidence offered in its support.(E)The reasoning is flawed in that the argument treats evidence that a factor is necessary to bring about an event as if it were evidence that the factor is sufficient to bring about that event.3. In recent years， there has been a dramatic d

21、ecline in the population of the shrike， a predatory bird that inhabits flat land， such as farms and pastures. Some ornithologists hypothesize that this decline is due to the introduction of new， more effective pesticides to control the insect species on which shrikes prey.The answer to which of the

22、following questions is NOT relevant to evaluating the ornithologists hypothesis?(A) Was there a decline in the shrike population before the new pesticides were first used?(B) Have shrike populations declined significantly in those habitats where the new pesticides have not been used?(C) Have the new

23、 pesticides more significantly reduced the population of insect species on which shrikes prey than did the pesticides previously used?(D) Are insects that have consumed the new pesti-cides more toxic to the shrikes that eat those insects than were insects that consumed the less effective pesticides?

24、(E) Are the new pesticides considered by most people to be less harmful to the environment than the old pesticides were considered to be?参考答案：AAEGRE考试阅读模拟练习题（9）1.It has long been thought that high levels of the hor-mone testosterone contribute to the onset of heart disease in men.However， this view

25、cannot be correct，since men who have heart disease typically show significantly lower levels of testosterone than do men who have not had heart disease.The argument above assumes which of the following?(A)Many men who have never had heart disease have unusually low levels of testosterone.(B)Having h

26、eart disease does not significantly lower the level of testosterone in men.(C)Levels of hormones other than testosterone significantly affect the likelihood that a man will develop heart disease.(D)Heart disease and lowered testosterone levels in men are the effects of a single common cause.(E)High

27、levels of testosterone have never been thought to contribute to a serious disease other than heart disease.2.People who engage in scuba diving are healthier， on average， than people who do not engage in this activity.Therefore， scuba diving tends to promote improved health.The argument is most vulne

28、rable to criticism on the grounds that it(A)presupposes that everyone who takes up scuba diving does so solely for health reasons(B)leads to a further and falsifiable conclusion that no one can achieve good health without engaging in scuba diving(C)fails to point out that a small number of people ar

29、e seriously injured in scuba diving accidents each year(D)treats a precondition for improving ones health as though it were something that by itself could ensure good health(E)overlooks the possibility that people generally do not take up scuba diving unless they are in good health3.Which of the fol

30、lowing most logically completes the argument below?In recent years， the proportion of car buyers who buy new cars rather than used cars has declined.Some consumers have attributed this change to an increase in new-car prices.As evidence of the price increase，they cite figures that show that， even ad

31、justing for inflation， the price that the buyer of a new car pays，on average， is far higher now than a few years ago.This evidence is unpersuasive， however， because(A)the value of a car that is bought new declines much more rapidly than does the value of a car that is bought used(B)after someone has

32、 bought a car， it might be several years before that person next buys a car(C)a decline in the proportion of car buyers who buy new cars must necessarily mean that the proportion who buy used cars has increased(D)the relative increase in used-car sales might be explained by the decisions of only a small proportion of all car buyers(E)the change in the average price paid for a new car could result solely from more peoples r