swim
She CAN swim.
play basketball
She CAN play basketball.
play football
He CAN'T play football.
play the guitar
He CAN play the guitar.
climb
He CAN climb.
ride a bike
He CAN'T ride a bike.
play the piano
He CAN play the piano.
play basketball
He CAN'T play basketball.
swim
He CAN'T swim.
ride a bike
She CAN ride a bike.