I hung some posters on the wall.

Of course this is also possible.

They didn't have any position available.

It's possible that Tom hasn't done that yet.

There's a possibility that rumor is true.

Do you think it's possible to do that?

I think you'll want to contact Tom as soon as possible.

I have post-traumatic stress disorder.

The post office is just across from the store.

It is possible for him to swim across the river.