She bought some cloth,with which to make the dress.这句话里面后半部分是定语从句吗?但是它却主语和谓语啊,如果不是,那是做什么成分呢?

题目

She bought some cloth,with which to make the dress.这句话里面后半部分是定语从句吗?但是它却主语和谓语啊,如果不是,那是做什么成分呢?

答案

是省略后的定语从句.补全了应该是
She bought some cloth, with which she was going to make the dress.
因为定语从句和主句的主语一致,后面的谓语又是系动词,没有实际含义,
这时候就可以省略.