2. 外语
  3. The authority claims that the new pills can dramatically increase life expectancy, but there’s no evidence to support this.

The authority claims that the new pills can dramatically increase life expectancy, but there’s no evidence to support this.

admin2010-03-19  101
问题 The authority claims that the new pills can dramatically increase life expectancy, but there’s no evidence to support this.
选项 A、empirical
B、actual
C、concrete
D、imperial
答案A
解析 形容词辨析题。empirical意为“依赖经验的，依赖实践经验而非理论所指导的”，尤指医学方面。actual“实际的，真实的，现行的”；concrete意为“具体的，有形的”；imperial意为“皇家的；庄严的”。
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