41.   No doorbell rang or elevator arrived.

42.   One night, as he finished his last beer, the doorbell rang.

43.   She said the doorbell rang twice.

44.   Soon the doorbell rang and the roommate jumped up, a look of horror on her face.

45.   The doorbell rang and when she answered it, there stood a small black woman in a hat.

46.   The doorbell rang.

47.   The doorbell rings.

48.   The family was sitting down to supper when the doorbell rang, and Mrs. Peairs answered.

49.   The doorbell rang constantly.

50.   The doorbell rang unexpectedly.