past continuous
subject + was/were + V-ing
Examples:
You were studying when she called.
Were you studying when she called?
You were not studying when she called.
Form
Positive
I was singing.
You were singing.
He was singing.
She was singing.
It was singing.
We were singing.
They were singing.
Negative
I was not singing.
You were not singing.
He was not singing.
She was not singing.
It was not singing.
We were not singing.
They were not singing.
Question
Was I singing?
Were you singing?
Was he singing?
Was she singing?
Was it singing?
Were we singing?
Were they singing?
Use
We use the past continuous to say that something was happening around a particular time in the past.
I was watching television at 9 o'clock last night. (I started watching TV before 9 o'clock and I finished after 9 o'clock).