Uzupełnij zdania wyrazami związanymi
z ekologią.
1 Plastic is h___ to the environment.
2 R____b materials are those that you
can use again.
3 1
__Iwarming is a serious problem
nowadays.
4 Many rivers are extremely p__I___d with
plastic and other waste materials.
5 D ___r
t __O__ results in forest
animals losing their homes.
6
n is essential for breathing
and staying alive.
-X-