This building was reconstructed five years ago. Помогите написать отрицательную форму, а также 5 типов вопросов

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?