问题 选择题

Many _______ of years later, the first extremely small plants began to appear on the surface of the water.

A.millions

B.million

C.million of

D.millions of

答案

答案:A

本题考查数词。Millions of上百万的,许许多多的;因为横线后面有of,排除D项。句意:上百万年之前,第一个极其小的植物开始出现在水面上。

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