Отрицательная форма:
This building wasn't reconstructed five years ago.
Общий вопрос:
Was this building reconstructed five years ago?
Разделительный:
This building was reconstructed five years ago, wasn't it?
Специальный:
When was this building reconstructed?
Альтернативный:
Was this building reconstructed five years ago or six years ago?
Вопрос к подлежащему:
What was reconstructed five years ago?