这句句子中的of是什么语法功能?We know of wood having been used as building material since ancient times.

分类: 作业答案 • 2022-07-22 10:45:56

问题描述：

这句句子中的of是什么语法功能?
We know of wood having been used as building material since ancient times.

答

know of 了解，通晓= know about

答

没什么功能吧...是个固定搭配
know of知道有...