Ответ: 1. Factories have been emitting toxic fumes, 2. Rivers have been polluted by waste, 3. Scientists have been studying the problems, 4. The government has been trying to reduce pollution
Ответ: 1. Factories have been emitting toxic fumes, 2. Rivers have been polluted by waste, 3. Scientists have been studying the problems, 4. The government has been trying to reduce pollution
Твой статус: Grammar Ninja
Минус 15 минут нудной домашки. Потрать их на катку или новый рилс
Выручи свою тиму — отправь ссылку другу. Карма +100 обеспечена