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The world itself is becoming much smaller by using modem traffic and modem communication means. Life today is much easier than it was hundreds of years ago, but it has brought new problems, 1. Pollution means making things dirty. It comes in many ways. We see it, smell it, drink it and even hear it.

Man has been polluting the earth. 2. Many years ago, the problem was not so serious because there were not so many people. When the land was used up or the river was dirty in one place,Man moved to another place. But this is no longer true. Man is now slowly polluting the whole world.

3.It’s bad for all living things in the world, but it is not the only one kind of pollution. Water pollution kills our fish and pollutes our drinking water. Noise pollution makes us angry more easily.

4. They stop people from burning coal in houses and factories in the city, and from putting dirty smoke into the air.

The earth is our home. We must take care of it.   5.   And we must take care of the rise in population at the same time.

A. The more people,the more pollution.

B. One of the biggest is pollution.

C. Air pollution is still the most serious.

D. Many countries are making rules to fight pollution.

E. That means keeping the land,water and air clean.

F. I hope scientists can find ways to solve the serious problem.

G. Strange diseases have appeared in some places because of pollution.

高三英语七选五中等难度题

少年,再来一题如何?
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