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Test 20:
Read the following paragraph and answer the questions below :
We are destroying the earth . The seas and the rivers are too dirty to swim
in . There is so much smoke in the air that it is unhealthy to live in many of the
word’s cities . In one well-unknown city, for example, poisonous gases from caes
pollute the air so much that traffic policeman have to wear oxygen masks .
1 .
What are we doing to the earth?
………………………………………………………………………………………
2 .
Are the seas and rivers clean enough to swim in?
………………………………………………………………………………………
3 .
Is it healthy or unhealthy to live in many cities in the world?
………………………………………………………………………………………
4 .
What pollute the air?
………………………………………………………………………………………
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