He's........at......
He's bad at cycling
He's........at......
He's good at playing the guitar / music
He's....... at ......
He's good at volleyball
He's........at......
He's good at table tennis
He's........at......
playing baseball
She's......... at.....
She's bad at tennis
She's........at......
She's good at basketball
He's........at......
He's bad at swimming
He's........at......
He's bad at football
She's........at......
She's bad at running
She's.....at......
She's good at football