I can run very fast.
I can dance very good.
They can go anywhere in the world.
She can solve the exercises in less than 5 minutes.
Kevin can win the tournament if he will train really hard.
They can't afford that car.
She can't do what he did.
Michael can't go to festival.
Sarah can't read the book yet because she has to the her homework.
Kate can't spot her friends because it's very crowded.
