The animal is ; we must do something to save it.A. dangerousB. a dangerC. in dangerD. dang

问题补充：

The animal is ; we must do something to save it.

A. dangerous

B. a danger

C. in danger

D. dangerous one

答案：

A. dangerous

B. a danger

(答案→)C. in danger

D. dangerous one

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