A-A+ Canning (is) the (most wide) used (method) of 2022-08-05 17:32:00 问答库 阅读 170 次 问题详情 Canning (is) the (most wide) used (method) of food (preservation).A．isB．most wideC．methodD．preservation 参考答案 正确答案：B解析：改为most widely，要用副词修饰过去分词used。
