1.   A heart attack, she said, and rang off before he could ask questions.

2.   He rang off without giving his name.

3.   She did not enlighten him, rang off and warned Ayling the police were going to question him.

4.   When he demanded who Blanche was, and why she was phoning so late, she rang off.

5.   I have to ring off now - there is someone at the door.

6.   She had rung off before he could press her for an answer.

7.   Since war broke out, the phones at donation centers have been ringing off the hook.

8.   She ought to be grateful for this lesson in investigative technique, Loretta thought as Tracey rang off.