Sarah is a real social butterfly and makes friends everywhere.

He seems like a cold fish, but he is actually kind.

Don't worry about Anna—she's a tough cookie.

Our new manager is a real go-getter.

Jack prefers working alone because he's a lone wolf.

He was considered the black sheep of the family.

She was a happy camper after passing the exam.

Don't tell Tom—he has a big mouth.

My father is an early bird and starts work at 6 a.m.

I'm a night owl, so I study best after midnight.

Despite his success, he is very down-to-earth.

My little brother can be a pain in the neck sometimes.