A-A+
These national parks are very important for pr
问题详情
These national parks are very important for preserving many animals, who would otherwise nm the risk of becoming______.
A．abolished
B．extinct
C．distinct
D．distinctive
参考答案
正确答案：B
解析：句意：在保护濒临绝种危险的动物方面，国家公园起着非常重要的作用。extinct绝种的，耗尽的。abolished废除的，取消的。distinct明显的，独特的。distinctive有特色的，出众的。
