介词用法口诀里有这样一句话“of,from物,化分.

分类: 作业答案 • 2022-02-09 10:18:40

问题描述：

答

be made of(物理变化,能看出原材料）be made from wood
be made from(化学变化,不能看出原材料）be made from grapes