_________(48)A.Humans have no direct perception o

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_________(48)

A.Humans have no direct perception of infrared rays.

B.In the dense complex world of a tropical forest,it is more important to see well than to develop an acute sense of smell.

C.That gives the eye a wilder view.

D.The red flag is black to the bull.

E.There are different mammals in tropical forest.

F. In this world,objects glowed with varying degrees of intensity.

热搜:关于氨基酸代谢错误的论述是_________。

答案解析

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  • 答案:D

    空格的前一句说,在哺乳类动物中,只有人和一些灵长目动物能够分辫颜色,后一句说马生活在一个单色的世界里。选项D和Horses live in a single-color world并列,是另一个说明只有人和一些灵长类动物才能分辫颜色的例子。