Some farmers are still using tools and methods ___ back to hundreds of years ago.

分类: 作业答案 • 2021-12-29 14:29:20

问题描述：

Some farmers are still using tools and methods ___ back to hundreds of years ago.
A.dated B.to date C.dating D.to be dated
Why C not

答

C,date back to常用主动语态,不用被动语态.
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