Eg: She knows a thing or two about how to be well-organised.

Eg: "Could you give me a ride home tonight?" "Sure thing!"

Eg: The disease is mostly a thing of the past.

Eg: Wearing knee-high socks is the in thing now!

Eg: “Why don’t you get a car?” “Well for one thing, I can’t drive!”

Eg: After all the time I've spent trying to find a new house, the funny thing is, I kind of want to stay here.

Eg: I have a thing about Maggie. I guess I'm in love.

Eg: The kids are sick again. It's really been one thing after another this winter.