he/about/sister/worried/his
He is worried about his sister.
good/they/singing/at
They are good at singing.
I am worried ... my test result.
about
We are interested ... Geography.
in
They are excited ... the football match.
about
He is scared ... snakes.
of
dancing/bad/we/at
We are bad at dancing.
You are good ... at Maths.
at
Tom/of/spiders/scared
Tom is scared of spiders.
excited/next/you/about/sleepover/Friday
You are excited about sleepover next Friday.
They are bad ... playing the piano.
at
interested/I/sport/in/not
I am not interested in sport.