She is good ___ math.
at
My brother is good ___ playing the guitar.
at
I'm interested ___ learning a new language.
in
She's interested ___ space.
in
I'm really bad ___ remembering names.
at
He is bad ___ cooking, so he always eats at a restaurant.
at
I'm worried ___ my test results.
about
She's worried ___ her dog's health.
about
She is afraid ___ spiders.
of
He's afraid ___ snakes.
of
