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单选题
The insects of this kind can ______ the color of their background so that enemies cannot see them.
A

turn on

B

put on

C

take on

D

hold on

参考答案

参考解析
解析：
句意：这种昆虫可以伪装出与背景一样的颜色，以便使得敌人发现不了它们。put on假装，上演，穿上。take on表现，采纳，承担。turn on打开（灯等）。hold on坚持住。
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