These are the main causes for the accumulation of .... gasses in the atmosphere and global warming.
to promote .... electricity production.
to promote .... electricity production.
Water and air .... are spreading.
Provider(постачальник) who sell us ........ .
Plant and animal species could ....
fossil fuels
surface
renewable energy
There was no smoke from the .... at the factory.
I never thought ..... could happen so fast.
The air we .... consists of oxygen and nitrogen.
Coal is what is causing the ....
Створюйте онлайн-тести
для контролю знань і залучення учнів
до активної роботи у класі та вдома