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2013年职称英语理工类的c级阅读理解练习题2

发布时间：2016-03-01 编辑：查字典英语网小编

　　Adaptation of Living Things

　　Certain animals and plants develop characteristics that help them cope with their environment better than others of their kind. This natural biological process is called adaptation. Among the superior characteristics developed through adaptation are those that may help in getting food or shelter, in providing protection, and in producing and protecting the young. That results in the evolution of more and more organisms that are better fitted to their environments.

　　Many animals have adaptations that help them escape from their enemies. Some insects are hidden by their body color or shape, and many look like a leaf or a little branch. The coats of deer are colored to mix with the surroundings. Many animals have the ability to remain completely still when an enemy is near.

　　1. Some plants and animals develop superior characteristics so that they may

　　B) survive even in extremely severe conditions.

　　D) result in the evolution and production of more intelligent organisms.

　　A) contexts.

　　C) neighbors.

　　3. It can be inferred from this passage that the feathers of a bird are colored

　　B) to attract its enemies.

　　D) to match its environment

　　A) A living thing way adapt in its structure.

　　C) A living creature may adapt in its genetic makeup.

　　5. The author cites the behavior of warm-blooded mammals in order to that a living thing may have the ability

　　B) to remain still when an enemy is near.

　　D) to change the color of its skin.

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