1) She's laziest / the laziest person I know. 2) Human brains are heavier / more heavier
than monkey's brains.
3) Mont Blanc is the highest / the most high
mountain in Europe.
4) He's very clever. He can / could read when he was three.
5) I can't / couldn't ride a bike until I was eight.
1)the laziest
2)heavier
3)the highest
4)could
5)couldn't
Объяснение: