I bought the books which are on the counter.

问题描述:

I bought the books which are on the counter.
这里 are 是动词?所以which不能省略是吗?能说多详细就说多详细

这是定语从句books 是 which 的先行词从句来修饰books从句中which是主语,are是系动词,主语不能省.如果引导词〔象which、who、whom(whom不能做主语)]在从句中做宾语就可以省略eg:I know the girl whom (或者用who或...