не очень понимаю эту тему
Put the verb in brackets into the correct form of the passive
1 These books … very quickly if there's an advertisement (sell out)
2 My sister … by a dog last month (bite)
3 How much … water …? (pollute)
4 The play … by Shakespeare (write)
5 The table … (just lay)
6 Polar bears … for their fur (hunt)
7 The cups can..., be careful (break)
1)The environment is a set of conditions that surround us at a given moment in time and space.
2)Deforestation, dumping of industrial residues into ponds, Global warming and etc/
3)The number of vehicles is constantly growing.
Emissions of hydrocarbon combustion products harmful to humans into the atmosphere are increasing. the number of factories,factories that are an important source of harmful fumes and a source of atmospheric pollution are increasing.
4)The climate is changing.The ecological situation in the world is getting worse every day.If we do not act, then by 2035 we will expect an increase in precipitation in some areas and droughts in other places. Habitat change and extinction of many species of flora and fauna. The growth of poverty and hunger, the strengthening of economic inequality between nations. Mass migration