填空题
Water is essential for life. Yet many millions of people around the world face a water 1 (short). Many millions of children die every year from water-borne di 2 and drought regularly afflicts some of the world"s poorest countries. The world needs to respond 3 more effectively.
Water for Life
Water is essential for life. Yet many millions of people around the world face a water 1 (short). Many millions of children die every year from water-borne di 2 and drought regularly afflicts some of the world"s poorest countries. The world needs to respond 3 more effectively.