Some plants and animals develop superior characteristics so that they may It can be inferred from this passage that the feather

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问题 Some plants and animals develop superior characteristics so that they may
It can be inferred from this passage that the feathers of a bird care colored?

选项 A、to frightened its enemies.
B、to attract its enemies.
C、to adjust its body heat.
D、to match its environment.

答案D

解析

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本试题收录于：职称英语卫生类B级题库职称英语分类

职称英语卫生类B级

职称英语

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Some plants and animals develop superior characteristics so that they may It can be inferred from this passage that the feather

职称英语卫生类B级

职称英语

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