She put a hand on the opening door and shoved it closed again.
He was staring across the room toward an opening door.
At that moment the sound of an opening door made him turn his head.
The fall seemed to take an age; the ice tipped up toward her like an opening door.
He turned at the sound of the opening door.
She looked up at the sound of the opening door.
He whirled quickly at the small sound of the opening door to his left.
I turned toward Mary, and saw, far beyond her down the hall, the crack of light behind an opening door.
He was raising his voice to cover the sound of the opening door.
He had been dozing, but started into life at the sound of the opening door.