It was like standing in front of a furnace when someone unexpectedly opened the door.

The first thing Haven did was put down the gun he'd picked up when the door opened unexpectedly.

The soldier was fifteen feet from the door when it unexpectedly opened.

He traced a line of carving, and something in his face opened unexpectedly.

Later that day the door of the Futuremen's cell was unexpectedly opened.

The door into which the gang had carried Bland opened unexpectedly.

And you said truly; the way was opened for you unexpectedly.

A door opens unexpectedly into the passage and a woman's face becomes visible in the dull light.

After a few minutes, the elevator doors unexpectedly opened.

Janeway's heart climbed into her throat as the door opened unexpectedly.