He/climb
He's good at climbing.
She/not/hike
She isn't good at hiking./ She's not good at hiking.
She/canoe
She's good at canoeing.
He/not/fish
He isn't good at fishing./He's not good at fishing.
He/grill hamburgers
He's good at grilling hamburgers.
She/not/watch birds
She isn't good at watching birds./ She's not good at watching birds.
He/ski
He's good at skiing.
She/not/snowboard
She isn't good at snowboarding./ She's not good at snowboarding.
She/not/ice-skate
She isn't good at ice-skating./ She's not good at ice-skating.
She/in-line skate
She's good at in-line skating.
He/skateboard
He's good at skateboarding.
He/not/surf
He isn't good at surfing./He's not good at surfing.
