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

来源：焚题库 2019-08-09

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Part 3 Error Correction

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

A.of <br/>
B.in <br/>
C.for <br/>
D.on <br/>

正确答案：A

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