LSAT考试全真试题一 含答案（3部分） .doc

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1、LSAT考试全真试题一SECTION 1Time-35 minutes23 QuestionsDirections: Each group of questions in this section is based on a set of conditions. In answering some of the questions, it may be useful to draw a rough diagram. Choose the response that most accurately and completely answers each question and blacken

2、the corresponding space on your answer sheet.Questoins 1-6A man buys three outfits-X, Y, and Z-each of which consists of two articles of clothing.Each of the articles of clothing is either brown gray or navy.At least one of the outfits is made up of two articles different in color from one another.N

3、o more than two of the outfits contain the same combination of colors.Outfit X contains at least one navy article of clothing.Outfit X contains at least one brown article of clothing and does not contain a gray article.1. Which one of the following can be the colors of the mans outfits?(A) X: gray a

4、nd navy; Y: brown and gray; Z: gray and gray(B) X: brown and gray; Y: brown and navy; Z: gray and gray(C) X: navy and navy; Y: brown and brown; Z: brown and navy(D) X: brown and navy; Y: brown and navy; Z: brown and navy(E) X: navy and navy; Y: brown and brown; Z: navy and navy2. If outfits X and Y

5、each consist of one brown article and one navy article of clothing, what combinations for outfit Z?(A) 2(B) 3(C) 4(D) 5(E) 63. If outfit Z does not contain two brown items of clothing, what is the maximum number of items of clothing in the three outfits that can be navy?(A) 1(B) 2(C) 3(D) 4(E) 54. I

6、f outfit Y consists of two brown articles of clothing and outfit Z consists of two navy items, what is the total number of possible color combinations for outfit X?(A) 1(B) 2(C) 3(D) 4(E) 55. Which one of the following color combinations for outfit Z would be acceptable under any of the acceptable c

7、olor combinations for outfits X and Y?(A) gray and gray(B) brown and gray(C) brown and brown(D) brown and navy(E) navy and navy6. If no two outfits contain the same color combination but each contains at least one navy item, which one of the following is a complete and accurate list of the possible

8、combinations for outfit X?(A) gray and navy(B) brown and navy(C) navy and navy(D) gray and navy; brown and navy(E) gray and navy; navy and navyQuestion 7-11Five seats on a train are arranged in two rows that face each other. The seats in row 1 are seat 1 and seat 2. The seats in row 2 are seat 3, se

9、at 4, and seat 5 in that order. Seat 1 is directly across from seat 3. Seat 2 is directly across from seat 4. Seat 5 is not directly across from any other seat. Three women-, Betty, and Carol-and two men-David Edmund-each must be seated in one of me five seats, one person to a seat.Betty sits in sea

10、t 4.Carol sits next to neither Betty nor David.Alice does not sit directly across from Carol.7. If Edmund sits directly across from Betty, which one of the following must be true?(A) Alice does not sit directly across from anyone.(B) Alice sits directly across from David.(C) Alice sits next to Edmun

11、d.(D) David sits next to Alice.(E) David sits next to Edmund.8. If Edmund does not sit directly across from anyone, which one of the following is a complete and accurate list of those (other than Edmund) who cannot sit in seat 1?(A) Betty(B) Carol(C) David(D) Betty and Carol(E) Betty and David9. If

12、none of the five passengers sits directly across from a passenger of the same sex, how many seating arrangements of the five passengers are possible?(A) exactly 0(B) exactly 1(C) exactly 2(D) exactly 3(E) exactly 410. How many of the seats could be the one Alice selects as her seat?(A) 1 only(B) 2 o

13、nly(C) 3 only(D) 4 only(E) 5 only11. How many different seating arrangements of the passengers might there be for row 2?(A) 2(B) 3(C) 4(D) 5(E) 6SECTION Time-35 minutes26 QuestionsDirections: The questions in this section are based on the reasoning contained in brief statements or passages. For some

14、 questions, more than one of the choices could conceivably answer the question. However, you are to choose the best answer, that is the response that most accurately and completely answers the question. You should not make assumptions that are by commonsense standards implausible, superfluous, or in

15、compatible with the passage. After you have chosen the best answer, blacken the corresponding space on your answer sheet.1.An office building at State University contains a concrete stairway, the carpet on which has become worn and frayed. Despite numerous warnings by the Occupational Safety and Hea

16、lth Administration, the university has not replaced a burned-out light in the stairway. Fred, a student, recently caught his heel in the torn carpet, tripped, and fell down the stairway. He was hospitalized for a severe concussion and other injuries. After his release from the hospital, he required

17、much more medical attention and medication and had to withdraw from the university for a semester. Hebrings suit against the university.Which one of the following is the best ling of causal analysis for Freds attorney to pursue in the personal injury case?(A) The concrete steps, because they were ha

18、rd, worsened Freds injuries.(B) The university is responsible for the condition of the carpet.(C) The burned-out light constitutes negligence.(D) The distance Fred fell worsened his injuries.(E) The Occupational Safety and Health Administration has no jurisdiction over the university.2.Research show

19、s that exercise has a beneficial effect on health. After much testing with many different types of persons, it has been shown that, in most cases, exercise definitely helps to prevent illnesses caused by viruses. The common cold is caused by a virus. Therefore._Which one of the following is the best

20、 completion of the argument above?(A) exercise alone will not prevent the common cold(B) exercise is no more effective than antibiotics in preventing the common cold(C) exercise is probably not effective in preventing colds caused by bacteria(D) exercise helps the body to destroy invading viruses(E)

21、 exercise may help to prevent the common cold3.Just a few years ago salmon could not survive in the oxygen-starved and polluted Thames. Nor could many other species. But now, after years of determined effort, the salmon have returned, and that is a sure sign that the river is pollution-free.Each of

22、the following indicates a possible flaw in the reasoning in the passage above EEXCEPT:(A) The salmon that have returned may be of a strain that is unaffected by the pollutants.(B) The pollution may have been reduced to a level at which the salmon can survive.(C) Oxygen starvation is often a conseque

23、nce of pollution, and this may have killed the salmon.(D) The salmon may have been killed by one particular pollutant, which has now been removed while others remain.(E) There may still be pollution, but its nature may have changed to a form that saimon can tolerate.4.The states licensing procedures

24、 for day-care providers are inadequate.used to leave my son with a wonderful woman who kept a group of neighborhood children, but she quit rather than put up with the licensing paperwork. And a friend of mine tells me that he cannot recommend the day-care center that he uses, even though it is licen

25、sed, because the care providers are not interested in doing anything beyond meeting the minimumrequirments of health and safety.The author of the passage argues by(A) providing examples to support two opposing positions(B) basing a conciusion on specific cases(C) disputing evidence cited by those wi

26、th an opposing point of view(D) predicting personal experience from a general principle(E) using a generalization based on observation to undermine a theoretical Principle5.All 250 of the citys Democratic ward leaders were polled about the number of registered Republicans who became registered Democ

27、rats during the year. From the reports of the 20 leaders who replied to the questionnaire, we know that altogether they received a total of 500 former Republicans into the Democratic party within the year. Projecting from this sample, we conclude that at least 6,000 Republicans became Democratsdurin

28、g the year.Which one of the following statements, if true, most clearly undermines the conclusion?(A) Several years ago, 5,000 members of the Republican party registered as Democrats.(B) The more than 90 percent of ward leaders not replying had no former Republicans registering as Democrats.(C) Beca

29、use they were too busy, more than 90 percent of the ward leaders did not reply percent of the ward leaders did not reply(D) A number of the newly registered Democrats returned to the Republican party at a later date.(E) Similar figures can be produced from past years for registrationchanges from the

30、 Democratic party to the Republican party6.A linguist recently argued that all human languages must have a common origin because some concepts are universal; that is they appear in all languages. For example, all languages are capable of describing lightness and darkness.Which one of the following,

31、if true would most senously weaken the argument?A) The Bernese language does not contain basic nouns like automobile and airplane.(B) No one linguist could possibly speak all known languages.(C) All speakers, regardless of their languages are confronted with similar stimuli like lightness and darkne

32、ss.(D) The similarity between human language and dolphin language has not been attributed to a common origin.(E) Some languages include concepts of which speakers of other languages are not even aware.7.All psychiatrists are doctors. Only psychiatrists were invited to the conference. All who were in

33、vited to the conference stayed at the Hefford Hote. Therefore, only psychiatrists stayed at the Hefford Hotel.Which one of the following statements, if added as a premise to the argument, would make the conclusion valid?(A) Only those who were invited to the conference stayed at the Hefford Hotel.(B

34、) All who were invited to the conference were psychiatrists.(C) All psychiatrists were invited to the conference.(D) No one who was invited to the conference failed to stay at the Hefford Hotel.(E) Only doctors stayed at the Hefford Hotel.Question 8-9A thing is nauseous if it makes one sick to the s

35、tomach; the unfortunate victim of this malaise is nauseated . the common misuse of nauseous can be illustrated with the following sentence: When he sits too long, turns his head too abruptly, or walks any distance, he gets dizzy, loses balance, and becomes nauseous. He doesnt become nauseous unless

36、he turns other peoples stomachs; he becomes nauseated. A person who is nauseated is no more nauseous than a person who has been poisoned is poisonous.8.Based on the passage above, which phrase does NOT provide a logical completion to the following sentence?A person who is nauseated is no more nauseo

37、us than a person who has been_.(A) murdered is murderous(B) corrupted is corruptible(C) awed is awesome(D) irritated is irritating(E) scared is scary9.The authors approach in the passage includes all of the following EXCEPT(A) explaining how a word is misused(B) drawing an analogy(C) providing an ex

38、ample(D) relying on a words ambiguous meaning(E) defining key terms10. Therapy, whether physical or social, is a counterirritant that aids inthat equilibrium of the physical organs that protects the central nervous system. Whereas pleasure is a counterirritant (for example, sports, entertainment, an

39、d alcohol), comfort is the removal of irritants. Both pleasure and comfort are strategies of equilibrium for the central nervous system.It can be concluded from the statements above that the exile of a deviant member of a group can be(A) therapeutic for the rest of the group(B) irritating for the re

40、st of the group(C) pleasurable for the rest of the group(D) comforting for the rest of the group(E) counterirritating for the rest of the group11. The situation has gotten worse. Unless Elizabeth goes I must go. But she will not to if I stay So we will both have to go.What is the flaw in the reasoni

41、ng above?(A) The first claim, that the situation has gotten worse, is irrelevant.(B) A possible course of action is overlooked(C) It is assumed that staying is the same as not going.(D) The conclusion refers to a possibility that is not explicitly referred to in any of the premises.(E) Insufficienti

42、nformationis given about the circumstances.12. Student X: Im worried about failing the course.Student Y: Dont worry. As the professor said, any student who fails to submit a term paper will fail the course. So just make sure that you submit a term paper, and you will not fail the course.Which one of

43、 the following exhibits the same logical flaw as that exhibited in student Ys remark?(A) Any restaurant that serves paella without saffron is not authenticSo if the restaurant serves paella with turmeric instead of saffron, it is authentic.(B) Any native fishers who earn their livings by fishing the

44、 local rivers and lakes are worth hiring as guides. So a person who is a native fisher is worth hiring as a guide.(C) Anyone who can consistently bowl over 200 points per game should become a professional bowler. If you can consistently bowl over 200 points per game, you should become a professional

45、 bowler.(D) Any engineer who cannot solve the equation in a reasonable amount of time will not get a license. So if you are an engineer who can solve the equation in a reasonable amount of time, you will get a license.(E) Any cook who is in a hot kitchen will have the kitchen. If you are a cook in a

46、 kitchen that is hot, you will be forced to leave the kitchen.13. Trade protection is bad policy. Take the case of the microcomputer industry. The United States government attempted to restore the computer chip market to United States manufacturers, who had ceased production in the face of an abunda

47、nt supply of cheap chips from foreign manufacturers. Under trade protection, it was expected that, as government-imposed quotas and excise taxes forced the price of foreign chips to rise, United States manufactures would reenter the market. They did, but at only slightly lower prices that the now-high prices of foreign firms. The lesso