[单项选择]
Shrinking Water Supply Poses Threat to Peace
"Water, which is essential for life, costs nothing. On the other hand, diamonds, which are essential for nothing, cost a lot. " Unfortunately, the world has changed considerably since an 18th century economist made this remark.
What was true over 200 years ago is certainly no longer true now. In a number of countries people pay as much for water in their homes as they do for electricity.
Like health, we ignore water when we have it-unless there are floods, of course. Once there is a threat to our water supply, however, water can quickly become the only thing that matters. We know only too well that, without water, there can be no life.
The situation is now becoming so bad that environmentalists feel it many be necessary to shock the world into saving water in a similar way to the shock caused by the oil crises in the 1970’s.
At that time, the oil crisis became such
A. People now pay as much for water as they did 200 years ago.
B. People now pay as little for water as they did 200 years ago.
C. Water now costs as much as it used to.
D. Water now has become more expensive than it was.