The coat (is made of ) used newspapersof 后面能接used吗？能呀, used(用过的,即旧的)是过去分词作定语,修饰 newspapers. 因此of 实际上是接的名词newspapers.谢谢！我能再问一个么？三天的假期用holiday怎么说？三天的假期; a three-day holiday 或: a three days' holiday