:2019中考英语一轮复习阅读理解训练（共13套人教新目标版）

:2019中考英语阅读理解选习题（1）及答案
Passage A
（2019中考科普环保类选练）
The World’s Water Shortage
    The world is not only hungry, but it is also thirsty for water. This may seem strange to you, since nearly 70 percent（百分比）of the earth’s surface is covered with water. But about 97 percent of this huge amount is sea water, or salt water. Man can only drink and use the other 3 percent－the fresh water from rivers, lakes, underground, and other s ources（资源）. And we cannot even use all of  that, because some of it is in the form of icebergs and glaciers（冰川）. Even worse, some of it has been polluted.
    However, as things stand today, this small amount of fresh water is still enough for us. But our need for water is increasing（增加）rapidly－almost day by day. Only if we take steps to deal with this problem now can we avoid（避免）a severe（严重的）worldwide water shortage later on.
    We all have to learn how to stop wasting our val