题目内容：

完形填空

阅读下面短文，从短文后所给的A、B、C三个选项中选出能填入相应空白处的最佳选项。

Air pollution(污染) is a big problem. It's bad for all    ________  things on Earth，and it is not the only one kind of     ________  .Water pollution makes fish ________    and pollutes our drinking water. Noise pollution makes us get   ________   more easily.

Many countries are making rules(规定) to fight against pollution. They try to stop people     ________ burning coal(煤)in the city and releasing(排放) dirty smoke into the ________ .And if people use         fewer cars，the air will get ________   .

________  earth is our home. We must protect it and not destroy it. That is to say, we should keep the land, water and air   ________  .At the same time, we had better plant more trees  ________  they can provide a lot of things for us and make our earth beautiful.

1.A. living              B. good               C. dead

2.A. problem             B. pollution           C. air

3.A. die                B. live                C. run

4.A. happy              B. angry               C. excited

5.A. for                B. against            C. from

6.A. air                 B. ground              C. trees

7.A. more dangerous     B. worse              C. better

8.A. An                 B. The                 C. /

9.A. clean               B. dangerous          C. healthy

10.A. so                 B. but               C. because