1.
She was fortunate to find her lost wallet on the bus.
2.
A snowstorm in the middle of summer was a freak event.
3.
He picked a random number from the hat.
4.
We met by chance at the coffee shop after years apart.
5.
It was an unfortunate mistake that cost them the game.
6.
The fire was determined to be an accidental incident.
7.
His unexpected promotion surprised everyone at the office.
