No, I wasn't doing my homework
Were you doing your homework?
before - he/live/small house
now - he/live big house
He used to live in a small house, but now he lives in a big house.
What/happen/at the time of the robbery?
What was happening at the time of the robbery?
She/prepare the food/before the day of the party.
She had prepared the food before the day of the party.
I _______ (do) my homework when you ____(come)
WAS DOING
CAME
We didn't have lunch together yesterday.
Did you have lunch together yesterday?
before - my aunt/drink a lot of coffee
now - she/prefer/drink tea
My aunt used to drink a lot of coffee, but now she prefers to drink tea.
They/wear black masks and they/hold guns
They were wearing black masks and they were holding guns.
I/not finish my lunch/before uncle Bill came.
I hadn't finished my lunch before uncle Bill came.
When you _______ (study), my brother ____(phone)
WERE STUDYING
PHONED
At midnight last night he wasn't at work.
Was he at work at midnight last night?
before - you go/to school/on foot?
Did you use to go to school on foot?
Tina/cook/when/she burn/ herself
Tina was cooking when she burned herself.
She cleaned the house. Then, she watched TV. (after)
After she had cleaned the house, she watched TV.
She ________ (close) the door while you ______ (speak)
CLOSED
WERE SPEAKING
They hadn't written the letter before she came.
Had they written the letter before she came?
before - they/spend their weekends/in the countryside
now - they/not/anymore
They used to spend their weekends in the countryside, but now they don't anymore.
We/walk in the woods/when/the storm begin.
We were walking in the woods when the storm began.
Sarah washed the dishes. Then, her husband arrived. (by the time)
By the time her husband arrived, Sarah had washed the dishes.
While you ______ (read) a book, my sister _____ (knock) at your door
WERE READING
KNOCKED