单项选择,渴望有解释的回答

来源:百度知道 编辑:UC知道 时间:2024/06/18 14:54:58
The medicine has many functions, __are unknown to us
A SOME OF WHICH
B that some of them
C of which some of them
d whcih of them
选哪个,别的为什么不行,这是关系从句吗?
谢谢

答案A. some of which

The medicine has many functions, (some of which) are unknown to us.
翻译:药有许多功能,鞭中一些我们尚未得而知。

改写
The medicine has many functions. Some of the functions are unknown to us.

解释:some of which引导的是一个定语从句,修饰前面的functions
其他几个无论从语法还是意思上都不合理

a