It is widely assumed that a museum is helped financially when a generous patron donates a
A. To keep patrons well disposed, a museum will find it advisable to put at least some donated objects on exhibit rather than merely in storage.
B. The people who are most likely to donate valuable objects to a museum are also the people who are most likely to make cash gifts to it.
C. A museum cannot save money by resorting to cheap storage under less than adequate conditions, because so doing would drive up the cost of conservation.
D. Patrons expect a museum to keep donated objects in its possession rather than to raise cash by selling them.
E. Objects donated by a patron to a museum are often of such importance that the museum would be obliged to add them to its collection through purchase if necessary.
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During the Second World War, about 375,000 civilians died in the United States and about 408,000 members of the United States armed forces died overseas. On the basis of those figures, it can be concluded that it was not much more dangerous to be overseas in the armed forces during the Second World War than it was to stay at home as a civilian. Which of the following would reveal most clearly the absurdity of the conclusion drawn above？
A. Counting deaths among members of the armed forces who served in the United States in addition to deaths among members of the armed forces serving overseas.
B. Expressing the difference between the numbers of deaths among civilians and members of the armed forces as a percentage of the total number of deaths.
C. Separating deaths caused by accidents during service in the armed forces from deaths caused by combat injuries.
D. Comparing death rates per thousand members of each group rather than comparing total numbers of deaths.
E. Comparing deaths caused by accidents in the United States to deaths caused by combat in the armed forces.
发展中国家对NOx排放的控制标准比发达国家要严。()
运输量计划编制的原则_______。
A. 以产定销
B. 以销定产
C. 内部能力
D. 政府计划
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