The population of the world has grown very fast（）four hundred years. -焚题库

The population of the

单选题 The population of the world has grown very fast（）four hundred years.

A.for pass

B.in the pass

C.in the past

D.for past

正确答案： C

答案解析: in the past意为“在过去的大约某一段时间内”。for表示的是现在完成时态中的时间，强调的是完成时态。因此，此句用for the past也是正确的。但选项中没有。

相关知识：第二章、语法与词汇

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