完形填空。
Hundreds of years ago, life was much
1 than it is today. People didn't have modern machines.
There was
2 modern medicine, either. Life today has brought new
3 .One of the biggest is
pollution(污染).Water pollution has made our rivers and lakes
4 . It kills our fish and pollutes our drinking water. Noise pollution makes us talk
5 and become angry more easily. Air pollution is the
6 kind of pollution. It's bad to all living things in the world. Many countries are making rules to fight
pollution. Factories must now clean their water before it
7 away, and they mustn't blow dirty smoke
into the air. We need to do many other things. We can put
8 things in the dustbin and not throw it on
the ground. We can go to work by bus or with our friends in
9 car. If there are
10 people driving,
there will be less pollution. Rules are not enough. Every person must help to fight pollution.
( )1. A. easier ( )2. A. no ( )3. A. hopes ( )4. A. clean ( )5. A. loudly ( )6. A. best ( )7. A. is thrown ( )8. A. used ( )9. A. different ( )10. A.little |
B. harder B. riot B. ways B. dirty B. loud B. smallest B. is throwing B. good B. the same B. fewer |
C. better C. any C. problems C. beautiful C. quietly C. most serious C. threw C. waste C. difference C. less |