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单选题
The primary function of the first paragraph of the passage is to _____.
A
present a historical context for the author’s observations
B
anticipate challenges to the prescriptions that follow
C
clarify some disputed definitions of economic terms
D
summarize a number of long—accepted explanations
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参考解析
解析：
第一段是通过提供历史数据说明cost-cutting并不能improve productivity，所以A为正确选项。
第一段是通过提供历史数据说明cost-cutting并不能improve productivity，所以A为正确选项。
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