помогите сделать как задать общий вопрос , альтернативный , специальный , вопрос к подлежащему вот само предложение At seven o'clock yesterday I was going to the theatre заранее спасибо даю 25 балов

Общий:
Was you going to the theatre at seven o'clock yesterday?
Альтернативный:
Who was going to the theatre at seven o'clock yesterday?
Специальный:
Was you going to the theatre at seven o'clock yesterday or your best friend was going to the theatre at seven o'clock yesterday?