问题:单选题If verhofen’s arguments and statements are all correct, which of the following statements can accurately be inferred?A Biotechnology executives who aggressively raise investment capital for bioengineered products with no conceivable market should be held responsible if biotechnology stocks crash.B Investors should make financial decisions only with the advice of qualified financial advisors, such as investment bankers or fund managers.C If people lose money on investments that they inadequately researched, they have only themselves to blame.D If insurance companies provide home insurance for homes built in a hurricane zone and those homes are subsequently all destroyed by a major hurricane, the insurance company should be blamed for any investment losses suffered by its shareholders.E The collapse of Internet stocks would not have occurred if companies had not attempted to sell bulky items, like dog food, over the Internet.
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问题:单选题According to the passage, which of the following is true of the ratios of oxygen isotopes in ocean sediments?A They indicate that sediments found during an ice age contain more calcium carbonate than sediments formed at other times.B They are less reliable than the evidence from rocks on land in determining the volume of land ice.C They can be used to deduce the relative volume of land ice that was present when the sediment was laid down.D They are more unpredictable during an ice age than in other climatic conditions.E They can be used to determine atmospheric conditions at various times in the past.
问题:单选题A community college is experiencing high turnover rates among its computer science faculty members. To rectify this problem, the computer science department head has proposed to the dean that beginning next year starting salaries for computer science instructors be increased by 10 percent to provide a more competitive pay package. Which of the following indicates a flaw in the department head’s plan?A Computer science faculty members generally indicate satisfaction with the number and type of classes they are given to teach.B The community college is in a relatively safe area of town with affordable housing.C Local technology companies provide good supplemental consulting work to many faculty members.D Yearly pay increases for instructors in all departments are set at a level below the current inflation rate.E There are several academic institutions nearby with similar pay structures to the department head’s proposal.
问题:问答题Is city A closer to city B than it is to city C? (1) City C is 197 miles from city A. (2) City C is 163 miles from city B.
问题:问答题A certain salad dressing made only of oil and vinegar is premixed and sold in the grocery store. What is the ratio of oil to vinegar in the mix? (1) An 18.6-ounce bottle of the salad dressing contains 12.4 ounces of vinegar. (2) In a 32-ounce bottle of the salad dressing, there is half as much oil as there is vinegar.
问题:单选题The greatest chance for the existence of extraterrestrial life is on a planet beyond our solar system. The Milky Way galaxy alone contains 100 billion other suns, many of which could be accompanied by planets similar enough to Earth to make them suitable abodes of life. The statement above assumes which of the following?A Living creatures on another planet would probably have the same appearance as those on Earth.B Life cannot exist on other planets in our solar system.C If the appropriate physical conditions exist, life is an inevitable consequence.D More than one of the suns in the galaxy is accompanied by an Earth-like planet.E It is likely that life on another planet would require conditions similar to those on Earth.
问题:单选题Adam’s dog, a golden retriever named Hans, can respond to over 150 different commands. Adam cites this fact as evidence for his claim that Hans can understand the English language. Which of the following, if true, casts the most doubt on Adam’s claim that Hans can understand the English language?A Each of the 150 commands to which Hans responds involves both a spoken word in English and a distinctive hand sign.B Hans does not respond to the same commands when spoken to him by Adam’s French and Italian friends in their own languages.C Scientists have demonstrated conclusively that canine vocal chords are incapable of replicating many of the sounds used in the English language.D Animal behaviorists have demonstrated that even very young dogs surpass both wolves and chimpanzees—animals that are thought to be more intelligent than dogs—in the ability to understand human nonverbal communication.E The golden retriever is widely considered to be less intelligent than the border collie, and no border collie has ever been shown to truly understand the English language.
问题:单选题The author of the passage most likely mentions “Little Green Men” in the first paragraph for what purpose?A To poke fun at the ignorance of most science fiction readersB To introduce a daunting challenge that will have to be addressed before human interstellar space travel can become possibleC To draw a comparison between the attempts of humans to voyage in space and the more successful attempts of other civilizationsD To draw an amusing distinction between a supposed danger of space travel, as presented in the popular media, and the actual challenges posed by interstellar space travel, as perceived by scienfistsE To suggest that the concept of human interstellar space travel is as much of a myth as the “Little Green Men” that appears in science fiction movies and television programs
问题:问答题Is the value of x3y-x2y2+xy3 equal to 0? (1) x=0 (2) y=0
问题:单选题The author’s tone can best be described as which of the following?A Angry and subjectiveB Calm and objectiveC Analytic and ambivalentD Grim and self-satisfiedE Tentative and biased
问题:单选题If x= a/3+b/32+c/33, when a, b, and c are each equal to 0 or 1, then x could be each of the following EXCEPT ______.A 1/27B 1/9C 4/27D 2/9E 4/9
问题:单选题His opponent having sprained his wrist, Andrew could have won by exploiting this weakness, but he chose not to do it.A His opponent having sprained his wrist, Andrew could have won by exploiting this weakness, but he chose not to do it.B Andrew could have won by exploiting this weakness after his opponent sprained his wrist, but he chose not to do so.C Choosing not to do so, Andrew could have won after his opponent sprained his wrist by exploiting this weakness.D After his opponent sprained his wrist, Andrew could have won by exploiting this weakness, but he chose not to do so.E After his opponent sprained his wrist, Andrew could have, but chose not to do it, won by exploiting this weakness.
问题:问答题A rectangle is equal in area to a square with sides of length 12. Is the diagonal of the rectangle greater in length than 20? (1) The rectangle has a length of 16. (2) The rectangle has a width of 9.
问题:单选题One of the biggest threats to a company’s productivity is absenteeism. Studies have shown that companieswith in-house childcare programs see fewer absences among their employees who are parents than companies without such programs. Therefore, many companies could boost their productivity by starting in-house childcare programs. Which of the following, if true, most weakens the above argument?A Companies that reimburse outside childcare programs actually see less absenteeism among working parents than companies within·house programs.B In-house childcare programs create distractions for nonparents that cart harm their productivity.C Absenteeism is not a serious problem for companies that impose harsh penalties on employees who miss work.D Studies have shown that employees with children are more likely than those without children to remain in the same job for more than five years.E Potential employees generally view companies with in-house childcare programs as more desirable places to work than companies without such programs.
问题:单选题In an effort to plan out expenses, the Roberts family is representing its annual budget as a circle graph. Each sector of the graph is proportional to the amount of the budget it represents. If “clothes and shoes” takes up 54°of the chart, how much of the Roberts’s $20, 000 annual budget is dedicated to clothes and shoes?A $1,500B $3,000C $4,500D $5,000E $5,400
问题:单选题Charlie’s Chainsaw Company has reason to believe that one of its models of saw is defective. A recall of all of the saws would cost more than $5 million, and would probably result in a loss in market share over the next quarter because of bad publicity. Still, a recall is the right economic decision. Which of the following, if true, most supports the conclusion above?A Defective chainsaws can seriously injure or even kill the people who use them.B Charlie’s chief rival has recalled two of its products within the past year.C Product recalls often result in a perception by customers that a given product is permanently defective, even after the defect has been remedied.D The stocks of publicly traded companies that announce product recalls often drop upon the announcement, but they generally return to the pre-announcement level within 12 months.E Three years ago a rival company went out of business because of large punitive damages awarded to a plaintiff who had been injured by a defective chainsaw.
问题:单选题A group of hikers is planning a trip that will take them up a mountain using one route and back down using another route. They plan to travel down the mountain at a rate of one and a half times the rate they will use on the way up, but the time each route will take is the same. If they will go up the mountain at a rate of 4 miles per day and it will take them two days, how many miles long is the route down the mountain?A 4B 6C 8D 12E 16
问题:单选题In a physical education class, 20 students were tested on archery target shooting. These students were then given a two-day training course in archery technique. The students were tested again and showed a 30 percent increase in accuracy. This result proves that the course was effective in increasing people’s target-shooting accuracy. Which of the following, if true, gives the strongest support to the argument above?A The students were all excellent athletes, and excellent athletes tend to be good at target shooting.B The first testing session functioned as a practice ,session for the second testing session.C The accuracy with which people can shoot arrows is strongly related to the sharpness of their vision.D A similar group of students who were also tested on archery target shooting but were not given the course did not show an increase in accuracy.E Excellence in archery target shooting is an accomplishment achieved by relatively few of the people who take up the sport.
问题:单选题Advertisement: The most flavorful olives in the world are kalamata olives. The more kalamata olives used to make a bottle of olive oil, the more flavorful the oil, and no company buys more kalamata olives than Zorba’s Olive Oil. Therefore, when you buy Zorba’s Olive Oil, you’re buying the most flavorful olive oil available today. The reasoning presented in the advertisement is flawed because it overlooks the possibility that:A Not all of Zorba’s competitors use kalamata olives in their oil.B Zorba’s sells more olive oil than any other company.C The most flavorful olive oil is not necessarily the best olive oil.D Because of bulk discounts, Zorba’s pays less per kilogram of kalamata olives than does its competitors.E The number of kalamata olives harvested every year is far less than the number of Spanish olives harvested every year.
问题:单选题Which of the following would make the most appropriate title for this passage?A The Long Way Home: Ulysses and Finnegan’s WakeB James Joyce, Ulysses, and the Battle against CensorshipC The Works of James Joyce, Ireland’s Literary GeniusD The Hidden Value of James Joyce’s Great NovelsE A Portrait of James Joyce as a Young Man