According to the passage it is inferred that the evolution of living things may be charac

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According to the passage, it is inferred that the evolution of living things may be characterized by ______.

A.its being a cumulative process

B.its control over the external world

C.the lasting limitations imposed upon them

D.its contribution the the safe survivability of life

热搜:medline数据库中to字段是表示非英文文献的原文题名