如果选them,那句子就成了两个句子了.in our factory there are 2000 workers.是一句.Two thirds (of them) are women.又是一句.一个句号不能出现两个句子.
whom 是指示代词,指代2,000 workers
如果选them,那句子就成了两个句子了.in our factory there are 2000 workers.是一句.Two thirds (of them) are women.又是一句.一个句号不能出现两个句子.
whom 是指示代词,指代2,000 workers