SIMPLE PAST
These sentences are in affirmative. See how they transform to interrogative.
AFFIRMATIVE
to
INTERROGATIVE
She cooked this soup.
Did she cook this soup?
We played the piano.
Did we play the piano last night?
He traveled to France in 1999.
Did he travel to France in 1999?
You went to the cinema last week.

Did you go to the cinema last week?
I bought the newspaper this morning.
Did I buy the newspaper this morning?
It flew very high in the sky.
Did it fly very high in the sky?
They smoked a pack of cigarettes.
Did they smoke a pack of cigarettes?