The rhinoceros, whose numbers have dropped alarmingly recently, has been declared a/an species.

Câu hỏi :

The rhinoceros, whose numbers have dropped alarmingly recently, has been declared a/an species.

A danger  

B endanger

C endangered

D dangerous

* Đáp án

C

* Hướng dẫn giải

Phương pháp giải:

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