Today there are many types of pollution and they have different scales. And one of the largest is radioactive contamination. One of the main reasons for its appearance is the testing of nuclear weapons and explosions at power plants, due to which the spread of radioactive substances. As a result, these substances get into the air, water, land, they infect wildlife, and at the same time harm human health, plants and animals. In addition, radioactive contamination increases the number of fatal diseases.
1. она своей матери два дня назад.
2. он купил новую машину вчера.
3. они любят кушать сладости.
4. мы пошли в парк в воскресенье.