钳工燕尾配合图片:CHRIST JASUS! SO DIFFICULT A QUESTION!

来源:百度文库 编辑:神马品牌网 时间:2024/05/13 07:28:36
He has two sons,both of_____ are college student. Key: B
A. them B. whom C. that D. where
I’M VERY PUZZLED , WHY NOT CHOOSE A.?

非限定性定语从句选B
如果选A,逗号去掉,在原处加and即可

B. whom

表示从句

如果选A的话前后两个句子是并列的,需要一个连词,比如and

非限定性定语从句

还是没说清啊