"You couldn't stand up and put your head in the door?"
I put the key in the door and turned it quickly.
He put his card in the door, which slid open.
He put his head in the open door and studied the kitchen with suspicion.
He put the key in the door and opened it for me.
I got up and put my head in the open door.
But a moment later the detail chief put his head in the door.
He started to put his key in the door, then paused.
He put his key in the front door and went inside.
He put his key in the door, felt it turn, and was satisfied.