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—Americans spend more on health care than most other people .
— You’re right . But a new study shows that life      in the United States is falling .

A.development B.position C.experience D.expectancy

D

解析试题分析:句意:--美国人花费在医疗保健的费用比其他的人要多得多。--你是对的。但是新的研究表明人的平均寿命在下降。development 发展; position位置; experience经历;life expectancy平均寿命。根据句意故选D。
考点:考查名词辨析。
点评:本题难度适中。名词辨析是近几年高考的热点,本题是对已学知识点的回顾,需要考生能够理解该题的语言环境,牢记它们的用法及意义。
即学即练:    is the father of wisdom.
A. Development    B. Position     C. Experience    D. Expectancy
解析:C。句意: 经验是智慧之父。

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