问题:单选题Although no proof yet exists of the electromagnetic disturbances observed being the results of nuclear weapons testing, diplomats are treating the situation with utmost delicacy.A of the electromagnetic disturbances observed being the results of nuclear weapons testingB regarding the observed electromagnetic disturbances having been the results of nuclear weapons testingC that the electromagnetic disturbances observed were the results of nuclear weapons testingD that nuclear weapons testing resulted in the electromagnetic disturbances having been observedE that the electromagnetic disturbance observed were resulting from nuclear weapons testing
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问题:单选题How many positive factors do 180 and 96 have in common?A 6B 12C 16D 18E 24
问题:单选题Rising tides of unemployment claims across the state has led the governor to declare the economy to be in a state of emergency.A Rising tidesB Because the rising tideC The tide is risingD The rising tideE The rising of the tide
问题:单选题The population of peregrine falcons declined rapidly during the 1950’s and 1960’s and reached an all-time low in the early 1970’s. The decline was attributed by scientists to the widespread use of the pesticide DDT in rural areas. Which of the following, if true, gives the strongest support to the scientists’ claim?A DDT was not generally in use in areas devoted to heavy industry.B In the time since the use of DDT was banned in 1972, the population of peregrine falcons has been steadily increasing.C Peregrine falcons, like other birds of prey, abandon eggs that have fallen out of the nest, even if the eggs remain intact.D Starlings, house sparrows, and blue jays-birds the peregrine falcon preys on were not adversely affected by DDT in their habitats.E Other birds of prey, such as the osprey, the bald eagle, and the brown pelican, are found in the same areas as is the peregrine falcon.
问题:单选题Joyce’s works helped introduce all except which of the following literary elements into modern English literature?A Narration through second-person addressB Novel structure based on real-time chronologyC Linguistic experimentationD Literary realism concerning physical realityE Stream of consciousness
问题:单选题Although many people would not believe it, the mosquito is actually the most dangerous animal in Africa. While the bite of the black mamba is invariably lethal when untreated, this dreaded snake kills only a few dozen people per year. Hippopotami, with their immense strength and foul dispositions, kill hundreds of people per year in rivers and lakes, but the mosquito is still more dangerous. Mosquitoes bite hundreds of millions of people in Africa every year, and they infect over a million each year with malaria, a disease that is often fatal. Which of the following questions would be most useful in evaluating the claim made above regarding the mosquito?A Could a person survive an attack by a black mamba if that person received prompt medical attention?B What criteria are used to determine which animal is the “most dangerous” animal?C Could the incidence of mosquito bites be decreased through the judicious use of pesticides and insect repellent?D Does malaria kill more people per year in Africa than tuberculosis?E How does the percentage of people who survive hippopotamus attacks in Africa each year compare with the percentage of people who survive mosquito bites?
问题:问答题Is y between 1 and 2, exclusive? (1) y2 is less than y (2) y2+y is between 1 and 2, exclusive
问题:单选题Approximately $120 billion in venture capital is estimated as having poured into technology stocks during the late 1990s, creating a valuation bubble that burst in 2000.A Approximately $120 billion in venture capital is estimated as having poured into technology stocks during the late 1990s, creatingB During the late 1990s approximately $120 billion in venture capital is estimated to have poured into technology stocks and createdC During the late 1990s it is estimated that there was approximately $120 billion in venture capital that was poured into technology stocks, creatingD It is estimated that during the late 1990s approximately $120 billion in venture capital poured into technology stocks, creatingE It is estimated that there was approximately $120 billion in venture capital that poured into technology stocks during the late 1990s and created
问题:问答题Is 34x5? (1) x20 (2) x5
问题:单选题The author most likely mentions James Joyce’s childhood, family, and education to serve what purpose?A To suggest that he had to write in order to make a livingB To suggest that he became a writer because of his father’s influenceC To provide the background and cultural context for his literary workD To provide evidence that his literary genius was present when he was a childE To explain his opposition to Catholicism and socialism in his later life
问题:单选题If 7/x+2/y=7 and xy=4, then 7y+2x= ______.A 28B 14C 7/4D 4/77E 2/7
问题:问答题Two cyclists are racing up a mountain at different constant rates. Cyclist A is now 50 meters ahead of cyclist B. How many minutes from now will cyclist A be 150 meters ahead of cyclist B? (1) 5 minutes ago, cyclist A was 200 meters behind cyclist B. (2) Cyclist A is moving 25% faster than cyclist B.
问题:单选题In the passage, the author is primarily interested in ______.A suggesting an alternative to an out-dated research methodB introducing a new research method that calls an accepted theory into questionC emphasizing the instability of data gathered from the application of a new scientific methodD presenting a theory and describing a new method to test that theoryE initiating a debate about a widely accepted theory
问题:单选题The last sentence of the first paragraph serves to illustrate which of the following about tea?A The mistake that led to tea drinking’s ultimate elevation as a social graceB The accidental and fortunate nature of how tea was discoveredC The spreading seeds of the habit of drinking teaD The link between tea and Zen Buddhist practice of pilgrimageE The unusually rapid way that tea was developed into a beverage
问题:单选题The only lucid arguments printed in the newspaper concerning the new bond proposal was put forth by the high school principal who wrote a series of letters to the newspaper’s editor.A The only lucid arguments printed in the newspaper concerning the new bond proposal was put forth by the high school principal in a series of letters to the newspaper’s editor.B The principal of the high school wrote a series of letters to the newspaper’s editor that put forth the only lucid argument concerning the new bond proposal that was printed in the newspaper.C In a series of letters to the newspaper’s editor, the principal of the high school put forth the only lucid argument concerning the new bond proposal to be printed in the newspaper.D The high schoolh principal’s series of letters to the newspaper’s editor lucidly put forth the only arguments concerning the new bond proposal to be printed in the newspaper.E Putting forth the only lucid arguments concerning the new bond proposal to be printed in the newspaper, the series of letters to the newspaper’s editor were written by the high school’s principal.
问题:单选题The main purpose of this passage is to ______.A Trace the historical progression of tea from its origins to the present day.B Give brief highlights from the history of the cultivation of tea.C Provide an anecdotal account how tea became a drink.D Highlight some important elements of the history of preparing and drinking tea.E Argue against the notion of tea drinking as a valid social art.
问题:单选题The police chief argued that first-time offenders who have no high school diploma but who have families with a record of crime will probably break the law again.A who have no high school diploma but who have families with a record of crimeB without a high school diploma and families having a criminal recordC without a high school diploma whose families have a record of crimeD whose families have criminal records and lacking high school diplomasE lacking high school diplomas and also having families having criminal records
问题:单选题The passage is primarily concerned with which of the following?A Describing the life cycle of the Plasmodium protozoan as it relates to the disease malariaB Comparing and contrasting the life cycles of the six variants of the Plasmodium protozoan known to cause malariaC Addressing the public health implications of the life cycle of the Plasmodium parasiteD Providing information on how a person can avoid infection with malariaE Describing the life cycle of the Anopheles mosquito as it relates to the transmission of the Plasmodium protozoan to humans
问题:单选题Which of the following best describes the structure of the passage?A It mentions a puzzling situation, and then describes three approaches people have taken to help understand that situation.B It presents an argument for why something took place, and then offers a refutation of that argument.C It introduces a past phenomenon and then presents three explanations for why the phenomenon took place.D It describes a problem, offers a solution to the problem, and then ofiers reasons why the solution could not work.E It offers three explanations for a phenomenon and then summarizes what all three have in common.
问题:单选题A study by a group of dentists has concluded that regular use of a certain brand of mouthwash is as effective as flossing in preventing gum disease. The mouthwash company has released a television ad suggesting that people who do not like flossing can now rely solely on mouthwash and brushing to maintain good dental health. A leading manufacturer of dental floss brought a lawsuit against the mouthwash company demanding that the advertisement be discontinued on the grounds that it is misleading. Which of the following, if true, provides the strongest support for the dental floss company’s claim that the advertisement is misleading?A The dental floss manufacturer is concerned that it will lose market share in the dental health market because the advertisement encourages people to switch from dental floss to mouthwash.B The dental floss company claims in its own advertisements that brushing and flossing after every meal is the most effective way to maintain good dental health.C Although mouthwash is an effective deterrent to gum disease, it is less effective than dental floss at removing plaque and preventing cavities between teeth.D Per usage, mouthwash is three times more expensive than dental floss, if the recommended amounts of both products are used.E The dentists who conducted the study on the effectiveness of mouthwash in preventing gum disease obtained their funding for the study from a company that manufactures mouthwash.