They have three daughters,all___are doctors.A.of whom B.of them C.of which D.who这里应该选A,但是B为什么错?谢谢!

分类: 作业答案 • 2022-04-14 15:51:53

问题描述：

They have three daughters,all___are doctors.
A.of whom B.of them C.of which D.who
这里应该选A,但是B为什么错?谢谢!

答

A是定语从句,这样的话这句就是个复合句.B的话你这句话就有两个主谓结构了.选B的话要么把它分开成为两个句子,要么当中加and...