I am good at sports.
She is good at painting.
He is good at math and physics.
The dog is good at catching frisbee.
I am good at singing.
She's good at shooting.
She's good at washing stubborn stains.
My mum is good at cooking.
My dad is good at watching TV.
My brother is good at informatics.
My sister is good at painting.
My uncle is good at martial arts.
My aunt is good at real estate agent.