4th Form We ask questions about the past

We ask questions about the past:
Чтобы спросить о том, что делали в прошлом, используем вспомогательный глагол  did, cмысловой глагол ставим в 1 форму:


Если вопрос специальный, перед did ставим вопросительные слова: When, Why, Where, With whom, What, How many/much, How often. 
ИСКЛЮЧЕНИЕ: если хотим узнать, кто совершал действие, глагол остается во 2 форме,did не ставится: Who played football?
                      Who swam in the river?

EXAMPLE: I watched TV yesterday.
 Did I watch TV yesterday? (общий вопрос)
Who watched TV yesterday?
When did I watch TV?
With whom did I watch TV?
Why did I watch TV?
Where did I watch TV?

Глагол To be (was/were) не требует вспомогательного глагола:
EXAMPLE: He was at school yesterday.
He wasn't at school yesterday.
Was he at school yesterday?
When was he at school?
Where was he yesterday?
Who was at school yesterday?