Changbai Mountain is one of China’s largest nature reserves and has many plants and anim

问题补充：

Changbai Mountain is one of China’s largest nature reserves, and has many plants and animals.

A. various

B. rare

C. major

D. common

答案：

A. various

(答案→)B. rare

C. major

D. common

解析：形容词辨析。因为前面有many修饰，故A排除；rare plants and animals稀有动植物；major 主要的 common普遍的，共同的；根据意思，应选B.