He can't guess why they would want the doorway opened.

A doorway opened there, and they entered a small room.

On the next day, the children waited for the old man until a doorway opened in the side of the mountain.

The doorway opened into a large main room with a fireplace.

Even as she spoke, three more doorways in space opened.

The doorway opened before her and she entered the bridge.

The doorway of the lounge had opened, and someone entered.

The doorway from the rear stairs opened onto a side street, with a light close by.

A moment later a doorway opened, letting out a shaft of light.

To the left, a doorway opened into a snug drawing room.