Of the 500 million different species from living creatures that have appeared on earth, nearly 99 percent have vanished. -焚题库

Of the 500 million dif

单选题 Of the 500 million different species from living creatures that have appeared on earth, nearly 99 percent have vanished.

A.of

B.in

C.for

D.on

正确答案： A

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答案解析: 本题重点考查常见介词的用法。画线部分的介词from表示“从……中”，但是从语义所属上来看，species应该是living creatures中的一部分，这里表示的是所属关系，因此使用from不如of准确。四个选项中从语义上首先可以排除C和D。B和画线部分是同样的错误，故选A,用of表示所属关系。

相关知识：一、词汇和语法

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