your personal water use的中文意思是你的个人用水量，所以这篇文章可以从用水的角度来写。

Water is very important to us.If you don’t have water for three days,you will die.We can use water for flowers,swimming,washing and many different things.We use it to cook,make electricity,put out fires and so on.We use millions of liters of water every day.

Do you know how does the water come to your home?It travels through water pipes.Some are long and wide but some are short and narrow.When the water is purified,we can drink it.Please don’t leave garbage in the water on which we line,and keep the water clean.

水对我们是非常重要的。如果你三天没有（喝）水（可能）会致死。我们可以使用水来浇花，游泳、洗许多东西或者用在其他很多不同的方面。我们可以用它来做饭，发电，灭火等。我们每天都会用掉数百万公升的水。

你知道自来水如何来到你的家吗？它通过水管（来到你的家）。有些水管又长又宽，但有些既短又窄。净化后的水可以供我们饮用。请不要扔垃圾在我们赖以生存的水里，并注意保持水的清洁。