Ответ:
1) In these expensive glasses, he began to look even more like a middle-aged personnel worker-machine operator from a machine-building plant.
2) Iron sulfate and its other compounds are often used for anemia, but studies have shown that they create toxic effects on the body. 3) Acid rain will destroy life hundreds of kilometers around the sea.
4) Our world because of cars and factories can become continuous contaminated clouds.
5) Some animals lose their natural habitat.
6) Many cities suffer from air, water and soil pollution.
7) People gathered in megalopolises, still holding afloat, but this also threatened the inevitable extinction.
Объяснение: