Which of the following best states the relationship that Olmsted and Riis had to the study
A. Their goals were supported by the research conducted later by sociologists.
B. Their approach led them to oppose empirical sociological studies.
C. They had difficulty establishing that their work was as important as sociological research.
D. They used evidence from sociological research to urge national leaders to invest in urban development.
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注蜡时蜡料的温度过()，则流动性差，压出的熔模形状不完整，或尺寸不正确。
A. 高
B. 低
C. 不影响蜡模质量
Which of the following can be inferred from paragraph 4 about the third zone？
A. It is the most expensive area in which to live.
B. It does not have factories and businesses.
C. People who live there travel long distances to work.
D. Most of the residents there work and live in the same zone.
What has happened to Israels currency？
A. It has been influenced by war.
B. It is devalued by its government.
C. It is more competitive than before.
D. It has turned into a global currency.
合理用药的经济性是指
A. 针对所用药物或出现意外情况采取相应措施
B. 使患者用药后迅速达到用药目的
C. 药物使用时间应尽量缩短
D. 控制医药保健费用的过度增长
E. 药物使用方法易被医生和患者掌握
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