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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...
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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 ...
问题：单选题Though dentists recommend brushing one’s teeth three times a day, many adult Americans brush just twice a day and floss hardly never.A brush iust twice a day and floss hardly neverB brush your teethtwice and never flossC brush just twice but rarely flo...
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 t...
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 followi...
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 ...
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 structures designed by Ralph C. Harris were fifteen-and seventeen-story buildings, and for their time, were some of the larger and more luxurious hotels and residences in existence.A time, were some of the larger and more luxurious hotels and resid...
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 nuclea...
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. ...
问题：问答题If a is an integer, is b an integer? (1) The average (arithmetic mean) of a and b is an integer. (2) The average (arithmetic mean) of a, b, and b+4 is a....
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 backg...
问题：问答题If x+y=36, what is the value of xy? (1) y-x=14 (2) y=2x+3...
问题：单选题Covington College has four full-time Classics professors, but only 12 Classics majors. This three-to-one student-to-professor ratio is the lowest in the college. Since the college is facing financial difficulties, and since the tuition fees from just 1...
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 ...
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：问答题In isosceles triangle ABC what is the value of∠C? (1) The measure of∠B is 47. (2) The measure of∠A is 96....
问题：问答题Is s=r? (1) s2=r2 (2) s is positive....
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 Highl...
问题：问答题Is 34x5? (1) x20 (2) x5...
