The medicine has many functions,__are unknown to us

问题描述:

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

A,some of whichThe medicine has many functions, some of which are unknown to us.医药功能很多,其中一些功能对我们来说是未知的.some of which引导定语从句some of which 等同 some of them因此,B多了thatC多了o...