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English 6, О.В. Афанасьева, И.В. Михеева
Lesson 4 Задание №34
34. As for me I think the water pollution is the most important ecological problem. Different cars and buses, plants and factories pollute the air we breathe in. If we don't solve this problem quickly we won't survive. The polluted air can also cause acid rains and ozone holes.
Все ГДЗ по учебнику Английский язык, 6 класс, О.В. Афанасьева, И.В. Михеева