1.   The door creaked open.

2.   The key clicked inside the lock and the door creaked open.

3.   The door creaked open and Berger stepped in, Eggar at his back.

4.   A door creaks.

5.   Floors creak when you walk across them, windows creak when you slide them open and doors creak when you shut them.

6.   They pull up by the side of the field, and doors creak open.

7.   We would hear the door creak.