4.(　 ) A in the factories　 B in the streets　 C　 in the fields

(　 )5 A　 Soil　 B Noise　 C Light

3.(　 )A　 many　 B　 a lot　 C　 lots of

2.(　 ) A　 That　 B They　 C　 It

1.(　 ) A　 for　 B　 of　 C to

10.(　　 )　 A. mountains　　　 B lakes　　　　 C cities

　Keys : 1---5 A B C B C　 6-10 A C B A B

( E )

There are many kinds of pollution around us ,such as air pollution, soil pollution , noise pollution and light pollution. They are bad ___1___ our health in many ways.

　Burning gas ,oil and coal creates air pollution . It can cause sore eyes and breathing problems.

　With the increase of pollution and the development of industry, litter is everywhere .____2__ makes our environment dirty. People put ___3__ rubbish into the land. Farmers use too many chemicals __4___. They destroy the soil. So soil pollution has become serious.

__5_ pollution people deaf. Foe example, people may lose their hearing___6

they work in a noisy place for a long time. Too much noise may cause high blood pressure_____7___.

_____8__ for a long time in strong, changeable light may cause some kinds of diseases. It makes people __9____ terrible.

　With less pollution, our planet will become greener and our health will be __10_. Let’s be greener people.

1.(　　 )　　 A. sports　　　　 B.　 work　　　 C. movies

(　　 )2　　 A. weeks　　　　 B hours　　　　 　C　 years

(　　 )3　　 A busily　　　　　 B lonely　　　　 C happily

(　　 )4　　 A think　　　　　 B move　　　　 C　 speak

(　　 )5　　 A to feel happy　　 B felt happy　　 C feel happy

(　　 )6　 A. play　　　　　 B　 walk　　　　 C jump

(　　 )7　 A. take turns　　 　B. read newspapers　 C buy tickets　

(　　 )8　 A. Cool　　　　　 B　 hot　　　　　 C　 wet

(　　 )9　 A. swimming　　　 B　 race　　　 C ski

50.(　　 ) A. our　　　　 B. we　　　　　　 C. ourselves

41-45BABCA　 46-50CABBC

( D )

　 　　It seems that not all people like to work, but everyone likes to play .All over the world ,men and women ,boys and girls like____1____.Since the days of long ago, adults and children have called their friends together to spend___2___, even days playing games. Sports help people to live__3___. They help people healthy and feeling good. When they are playing games, people____4____ a lot. This is good for their health. Having fun with their friends makes them _____5____.

　　 Many people enjoy sports by watching others ______6____. In small towns ,crowds meet to watch the bicycle races or the soccer games. In the cities, thousands of people _____7___ to see an ice skating show or a baseball game.

　　 What are your favorite sports? Is the weather ____8____ where you live ? Then swimming is probably one of your sports. Boys and girls in China love to _____9___. There are wonderful beaches and there are beautiful rivers and ____10____across the country. The weather is also good for swimming.

49.(　　 ) A. talk　　　　 B. say　　　　　 C. speak

48.(　　 )A. much　　　　 B. many　　　　　 C. few

47.(　　 ) A. rains　　 B. rain　　　　 C. raining