In our class there are 46 students,_half wear glasses.A.in whom B.in them C.of whom D.of them为什么不选A?

问题描述:

In our class there are 46 students,_half wear glasses.
A.in whom B.in them C.of whom D.of them
为什么不选A?

什么中的一半,用of ,如half of an hour