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Man has been polluting the Earth from the time he lit his first fire and washed his clothes in the river. _____ This is no longer true. The increase in population and the spread of industry has changed all this. A) Now motorways and super highways have reduced the amount of good farming land. B) At first, the Earth could handle this problem because there was plenty of space, fresh air and water. C) Crops have to be treated with chemicals and these are often poisonous. D) In large cities, cars are responsible for about 80 per cent of the air pollution. E) There are two main causes of air pollution: fumes from vehicles and chimneys. |
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Answer» Correct option is B) At first, the Earth could handle this problem because there was plenty of space, fresh air and water. |
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