Wateristhecradleoflife.Sometimespeoplecanlivewithoutfoodforseveraldays.Butnobodycanlivewithoutwater.Plantsandanimalsalsoneedwater.Whenplantsinthefieldsdonotgetenoughwater,theydie.Whenanimalsintheforestcan'tfinewatertodrink,theyalsodie.Thereisalotofseawaterintheworld,butitcan'tbeusedfordrinking,becauseitismixedwithmuchsalt.Then,peopletrytokeepwater.Now,therearemoreandmorepeopleintheworld.So,moreandmorewaterisneeded.Whilesomepeopletrytokeepwaterandcontrolit,letallofustrytosavewater.
水是生命的摇篮.有时人们几天不吃饭还可以生存,可是没有水就不行了.植物和动物也需要水.田里的庄稼得不到足够的水就会死亡;森林里的动物要是找不到水喝也会死亡.世界上有大量的水,但海水不能饮用,因为里面混有许多盐分.于是,人们尽力储水.现在,世界上的人越来越多,这样就需要越来越多的水.在一些人尽力储存并控制水的同时,让我们大家更好地节约用水吧.