You can probably guess what happens though.

"What's going on in the cave? I'm curious." "I have no idea."

Life is what happens to you while you're busy making other plans.

What happened? There's water all over the apartment.

It's the prevention of migraines during daily life that's important, not dealing with migraines when they occur.

Somehow I just don't feel like hurrying. I have enough time.

Precognition is the act of using spiritual-power to know things that will occur in the future.

The incident occurred while Secretary of State, Powell, was visiting Japan.

Oh, while I remember, it seems that that was a bug that occurs when you use the comment field's 'letter-spacing' tag which adjusts the tracking.

If there's a world-wide all-out nuclear war it's said that there will be a "nuclear winter" all over the planet for several months.

It was an accident that was waiting to happen.

A storm is brewing.

The storm blew up.

There is no telling what may happen next year.

Something must have happened to him on the way.

Preventive measures are much more effective than the actual treatment.

Since unexpected incidents occurred one after another, the exhibition was called off.

Some unexpected difficulties have arisen.

I regret that I will be unable to meet you on February 27 owing to an unexpected matter.

A fire broke out during the night.