51.   Two police cars flanked the scene, their red lights revolving like beacons.

52.   When they travelled together in a police car they had driven around in silence.

53.   Several police cars provided back-up for the officers.

54.   I looked in the mirror and saw a police car coming up behind us.

55.   Max turned and saw that the police car was gaining on them.

56.   The police car revved up and raced off into the night.

57.   You know that couple I was telling you about the other day?

58.   Well, last night I saw a police car in front of their house!

59.   Police cars circled the building.

60.   Suddenly a police car came bombing down the high street.