It is _____ to run into danger for nothing.

It is _____ to run into danger for nothing.
A、childlike
B、childhood
C、childish
D、childishly
【正确答案】：C
【题目解析】：childlike 天真的；childhood 童年时代；childish 幼稚的；childishly 幼稚地；句意：白白陷入危险是____的；判断此处缺少形容词，因此排除BD，根据句意C正确；句意：白白陷入危险是幼稚的。