I have two sons,and both of them are doctors.这里and连接两个简单句
I have two sons,both of whom are doctors.这里是非限制性定语从句
I have two sons.Both of them are doctors.这里分成了两个句子.
都是正确的.但是I have two sons,both of them are doctors.是错误的,两个简单句不可以没有连接词就写成一个句子.
I have two sons,and both of them are doctors.这里and连接两个简单句
I have two sons,both of whom are doctors.这里是非限制性定语从句
I have two sons.Both of them are doctors.这里分成了两个句子.
都是正确的.但是I have two sons,both of them are doctors.是错误的,两个简单句不可以没有连接词就写成一个句子.