Some insects the colour of their surroundings (环境) to protect themselves.
A. take up
B. take off
C. take on
D. take out
网友回答
A. take up
B. take off
(答案→)C. take on
D. take out
解析：考察词组。Take up占据，开始从事 take off起飞，事业腾飞 take on承担，呈现 take out拿出
一些昆虫为了保护他们自己呈现出环境的颜色。