问题描述： be made of 和be made up of和 be made form 的区别 1个回答 分类：英语 2014-10-27 问题解答： 我来补答 e made of,由.制成且材料不发生化学变化 Chair is made of wood椅子是木做的（没发生化学变化） be made up of,由.组成 China is made up of many provinces中国由很多省组成be made from,由.制成,材料发生了化学变化 Paper is made of wood纸是木做的（发生了化学变化） 展开全文阅读
