自学考试
The passage is mainly a discussion of______.A. the adaptations of organisms to their environmentsB. the reasons why organisms have their particular shapes and colorsC. the special way of life of each living thingD. the hows and whys of the structures of o
题目
The passage is mainly a discussion of______.
A. the adaptations of organisms to their environments
B. the reasons why organisms have their particular shapes and colors
C. the special way of life of each living thing
D. the hows and whys of the structures of organisms
参考答案和解析
正确答案：A
[解析] 本文前两句开篇点题，主要讨论生物怎样适应环境。
[解析] 本文前两句开篇点题，主要讨论生物怎样适应环境。
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