— I think saving water is more important than recycling paper in our daily life.— I disagr

— I think saving water is more important than recycling paper in our daily life.
— I disagree. Recycling paper is saving water.
A. the same as
B. so important as
C. as important as
D. the most important

A. the same as B. so important as(答案→)C. as important asD. the most important解析：the same as和……一样；so important as像……一样重要，一般用于否定句；as important as和……一样重要；the most important最重要的。句意：在我们的日常生活中，我认为节约用水笔回收废纸更重要。——我不同意。回收废纸盒节约用水一样重要。结合语境可知选C。

就是这个解释