He came in first and they stood at the door.

He stood at the door of room four, second level.

His father might have been standing at the door for several minutes.

And then she was standing at the door to the room.

She had followed us and was standing at the door.

I may even have just called for him and stood at the door.

She stood at the door, watching him go up the street.

A few people had come in and were standing at the door.

For a long minute she stood at the front door, watching the car.

By this time he was standing at the door with her.