Many animals are on the ______ of disappearing from the face of the earth and zoos can provide them with a safe place to live an

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问题 Many animals are on the ______ of disappearing from the face of the earth and zoos can provide them with a safe place to live and breed.

选项 A、range
B、verge
C、part
D、link

答案B

解析 本题考查介词与名词的搭配。A山脉,排、行、走向;B边,边沿,边缘;C一部分,组成部分;D连接,纽带。该句的大意为:许多动物濒临灭绝,动物园可以为它们提供一个安全的地方生存、繁衍。
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