GRE考试

【单选题】To survive, a non-human species must be too______to be thoroughly captured, too ______to be noticed, or too immutable to be changeD、
A、resilient… aggressive
B、diffuse … trivial
C、intractable… conspicuous
D、concentrated … camouflaged
E、mercurial … minute
网考网参考答案：B
网考网解析：
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