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

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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.(2013年10月中国科学院考博试题)

选项 A、range
B、verge
C、part
D、link

答案B

解析 A项“range”意为“山脉,排、行、走向”;B项“verge”意为“边,边沿,边缘”;C项“part”意为“一部分,组成部分”;D项“link”意为“连接,纽带”,句意是许多动物濒临灭绝,因此选择B项。
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