UNIT 6. Natural Disasters » Стр.62 (1)

Match to make sentences on what can be done to make the Earth a safer and batter place. We should change people’s attitudes toward the environment. We should use more solar energy. We shouldn’t use products which damage the ozone layer. We must save more energy and water. We must protect animals in danger. We mustn’t put waste into the seas and rivers. We could clean up the air. We mustn’t treat food with chemicals. We can find ways of preventing oil spills. We ought to stop cigarette advertising. We ought to make tough laws against litter.