Air pollution is a cause of ill-health in human beings. In a lot of countries there are laws limiting the amount of smoke which factories can produce. Although there isn't enough information on the effects of smoke in the atmosphere, doctors have proved that air pollution causes lung diseases. The gases from the exhausts of cars have also increased air pollution in most cities. The lead in pertrol produces a poisonous gas which often collects in busy streets surrounded by high buildings. Children who live in areas where there is a lot of lead in the atmosphere can't think as quickly as other children and are clumsy when they use their hands. *Questions: 1/Who have proved that air pollution causes lung diseases? 2/Does air pollution cause ill health in human beings? 3/What happens to the children who live in areas where there is a lot of lead in the atmosphere?
2 câu trả lời
1. Doctors have proved that air pollution causes lung diseases.
2. Yes, it does (Air pollution is a cause of ill-health in human beings.)
3. Children who live in areas where there is a lot of lead in the atmosphere can't think as quickly as other children and are clumsy when they use their hands.
1. Doctors
2. Yes, it does
3. They can't think as quickly as other children and are clumsy when they use their hands
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