... (they have) Maths lesson at 6pm yesterday?
Were they having
While we ... (walk) in the park, Tom ... (do) his homework
were walking/was doing
She ... (cook) dinner at 5 o'clock yesterday afternoon.
was cooking
We ... (sit an exam) when a fire alarm went off.
were sitting an exam
The Andersons ... (not watch) TV yesterday morning.
weren't watching
... (Bob walk) the dog at 4 yesterday afteroon?
Was Bob walking
They ... (wash) the dishes at 5:30 pm yesterday.
were washing
Alan ... (not listen) to music at 3 o'clock yesterday afternoon.
wasn't listening
Brian ... (not lay) the table when I walked in.
wasn't laying
I ... (go on a school trip) at 9am yesterday morning.
was going on a school trip
Emily ... (not sing) all morning.
wasn't singing
... (you do) homework at 8pm last night?
Were you doing
We ... (wait) for the bus when it started raining.
were waiting
... (you sleep) at 10 pm yesterday?
Were you sleeping
What ... (you do) all day yesterday?
were you doing
... (Max play) the guitar when you came home?
Was Max playing