Ola is taller than Basia.
Iza is the smallest in our class.
Tomek is faster than Olek.
Tomek is the fastes in our class.
Basia is smaller than Julia.
Julia is the smallest in our class.
Wisła is the longest river in Poland.
Śniardwy is the biggest lake in Poland.
Warsaw is the biggest city in Poland.
Mount Everest is the heaviest mountain in the world.
Mamry is the deepest lake in Poland.
Kopań is the smallest lake in Poland.