Для образования пассивного залога используется форма глагола to be (в зависимости от лица и числа подлежащего) и третья форма смыслового глагола:
The house was built five years ago. (Дом был построен пять лет назад.)
Приводимая ниже таблица иллюстрирует употребление страдательного залога во всех временах:
Simple
Continious
Perfect
Present
I am shown
He is shown
We are shown
I am being shown
He is being shown
We are being shown
I have been shown
He has been shown
We have been shown
Past
I was shown
He was shown
We were shown
I was being shown
He was being shown
We were being shown
I had been shown
He had been shown
We had been shown
Future
I will be shown
He will be shown
We will be shown
I will have been shown
He will have been shown
We will have been shown
Future in the past
I would be shown
He would be shown
We would be shown
I would have been shown
He would have been shown
We would have been shown