She ... understand the book.
She can't understand the book.
Can he play basketball?
Yes, he can.
He ... drive very well.
He can't drive very well.
He ... paint.
He can paint.
They ... dance.
They can dance.
Can he cook?
No, he can't.
Can they ride a bike?
Yes, they can.
I ... draw.
I can't draw.
She ... swim.
She can swim.
She ... play tennis.
She can't play tennis.
We ... read Japanese, but we ... read English.
We can't read Japanese, but we can read English.
He ... understand her.
He can't understand her.