Final test on the theme "Nature and the Environment"

reunion, revolution, repetition

recapture, reclaim, readjust

recycle, reuse, reduce

reactive, receptive, radioactive

pollution

overpopulation

deforestation

global warming

It is our planet

It is the science that studies the relations of plants, animals and people to each other and to their environment.

It is the science that studies structures and substances

It is a very big problem of our time. If we don’t protect them, they will disappear forever. 

It is our planet. 

It's everything we can see around us.

will keep

won't keep

keeps

keep

won't be able to

couldn't

will be able

will can

continue

continues

will continue

doesn't continue

increase

will increase

increases

will not increase

 rise/ rises

will rise/ rises

rises/ will rise

don't rise/ doesn't rise

won't use

 use

will use

don't use

safe

 in danger

dangerous

endangered