1.   Angry neighbours say they are regularly kept awake by guests leaving the hotel late at night.

2.   Ashley Haworth-Roberts, London Is there any physiological reason why chewing gum always keeps me awake while driving my car?

3.   His guilty conscience kept him awake at night.

4.   I was kept awake by the rapping of a branch on my window.

5.   I was sad to see the Martins go, even though they had often been very noisy at night and kept me awake.

6.   Most of the night, the sound of the train wheels had kept her awake.

7.   She could sympathize with his chagrin but it was hardly enough to keep him awake at night.

8.   The music coming from the apartment upstairs kept me awake all night long.

9.   The noise of the airplanes kept me awake.

10.   The noise of the traffic kept me awake all night.