a river
a sea
a lake
a forest
a jungle
a mountain
a waterfall
an island
The Everest is ___________ mountain in the world
the highest
What is the ____ lake in the world? (deep) + answer
deepest, Lake Baikal
Австралия - это самый маленький континент и самый большой остров
Australia is the smallest continent and the largest island
The biggest sea animal is ....
a whale
Cheetah is the _______ animal in the world
fastest
загрязнение воды
water pollution
загрязнение воздуха
air pollution
переработка отходов
waste recycling
