in our factory there are 2000 workers,two thirds of____are women.中间为什么不能写them?
问题描述：
in our factory there are 2000 workers,two thirds of____are women.中间为什么不能写them?
答
in our factory there are 2000 workers,two thirds of__whom__are women.
这前后均为独立的句子,所以不能用them