1.  And laws must be passed to oblidge the factories from wasting and polluting water.

2.  Meanwhile, we should establish laws to stop pollution, otherwise the shortage of fresh water will prevent us from developing quickly.

3.  Finally, government should pass laws to punish the industrys which have polluted the fresh water.

4.  In the other hand, the government should establish law to control the birth of people and pollution, it can protect the rosure of fresh water .

5.  It must be prohibited by law that the waste water of industy should not be poured into river.

6.  We must make a law to prevent the behaviors in polluting fresh water.

7.  Second, laws should be made to forbid pollution.

8.  For example, a law which forbids factories and plants to pour tongs of water into rivers should be released .

9.  Secondly, we're to make laws and rules to punnish those persons who pollute water without thinking about the others.

10.  Second, the genverment should set up a law to project fresh water, forbidden to waste fresh water.