the book he is looking is very thick.这里可以用2个is吗?这个是什么语法?
问题描述：
the book he is looking is very thick.这里可以用2个is吗?这个是什么语法?
答
可以,因为heislooking是定语从句,省略了which或that,形容the book主句是thebookis very thick