This is not an economical way to get more water; _________,it is very expensive.

题型：不详难度：来源：

This is not an economical way to get more water; _________,it is very expensive.

A．on the contrary

B．on the other hand

C．in a word

D．rather than

答案

A

解析

本题的含义是这不是得到更多水的经济方式，相反，它的价格非常昂贵，on the contrary表示相反的意思，与题意较符合，故本题选A。