Кэтому предложение 5 вопросов this lakeshore used to be different many years ago

This lakeshore used to be different many years ago

Did this lakeshore use to be different many years ago?
What used to be different many years ago?
Did this lakeshore use to be different or the same many years ago?
Did this lakeshore or this seashore use to be different many years ago?
This lakeshore used to be different many years ago, didn't it?