You mean you live down here?' Matilda asked. 'I do', Miss Honey replied, but she said no more. Matilda had never once stopped to think about where Miss Honey might be living. She had always regarded her purely as a teacher, a person who turned up out of nowhere and taught at school and then went away again.
If you say it was the "last" time, it might well turn out to be the last. What you meant was "the most recent time I was here".