Question

______ trees are cut down in the forests every year.

A.Thousand B.Thousands

C.Thousands of D.Thousand of

 

Answer 1

C

【解析】

试题分析：句意：每年森林里都有成千上万的树木被砍伐。Thousands of“成千上万的”。故选C。

考点：考查固定短语的用法。