we should buy things produced by recycled materials这个句子书本上用made　　from

分类: 作业答案 • 2021-12-18 12:04:57

问题描述：

we should buy things produced by recycled materials这个句子书本上用made　　from
我这样行吗?意思好像有些改变.求解

答

语法上用过去分词对
=we should buy things which were made from recycled materials
但是,produced 是制造,一般材料是不能去制造另一种材料的,后面一般跟国家,产地
所以,be made from是制成,精确