_________(48)A.Humans have no direct perception o
已帮助 人
_________(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.
-
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。
