The paper is made of wood.一般纸不是看不见原材料吗?为什么用of?还是这是特殊用法?

The paper is made of wood.一般纸不是看不见原材料吗?为什么用of?还是这是特殊用法? The paper is made of wood.为什么? The paper is made of wood 这句话怎样改正? The table is made _ wood and the paper is made _ wood A.of,o a lot of paper is made from wood这里使用is吗为什么呀 paper is made of wood 为什么用is,are不行么 the newspaper is made of paper 还是made from The desk by made from wood.The desk is made up of wood.这两个句子 ]the table is made of/from wood The chair is made of wood. Books are made of paper and paper is made from wood.书是纸制成的,而 the model plane is made of used wood and glass 为什么要用used捏?去掉