???
She can't ride a bike.
She can ride a bike.
???
He can't ride a bike.
He can ride a bike.
???
They can't ride a horse.
They can ride a horse.
???
He can ride a horse.
He can't ride a horse.
???
She can play tennis.
They can play tennis.
???
He can't play tennis.
They can't play tennis.
???
They can play football.
They can't play football.
Can he play football?
Yes, he can.
Yes, she can.
???
He can't skate.
He can skate.
Can he skate?
No, he can't.
Yes, he can.
???
She can't skateboard.
She can skateboard.
???
He can skateboard.
She can skateboard.
