Jane opened the door (subject)
Who opened the door?
Jane opened the door. (object)
What did Jane open?
He lives in a big house. (Where)
Where does he live?
My holidays were great, ... ?
My holidays were great, weren't they ?
They built a castle/a tower in the sand?
Did they build a castle or a tower in the sand?
Tom helped in the garden. (subject)
Who helped in the garden?
Tom helped his father in the garden. (object)
Who did Tom help in the garden?
He stayed at home because he was ill. (Why)
Why did he stay at home?
He goes to school every day, .... ?
He goes to school every day, doesn't he ?
She usually wears jeans / trousers?
Does she usually wear jeans or trousers?
They greet their teacher (subject)
Who greets their teacher?
They greet their teacher. (object)
Who do they greet?
They came home at midnight. (when)
When did they come home?
She didn't buy three bottles of water, ... ?
She didn't buy three bottles of water, did she ?
He gets 10 dollars pocket money a month / a week?
Does he get 10 dollars pocket money a month or a week?
He helped Marty (subject)
Who helped Marty?
He helped Mary. (object)
Who did he help?
He drove fast. (How)
How did he drive?
They play tennis twice a week, ... ?
They play tennis twice a week, don't they ?
He flew to Manchester / London?
Did he fly to Manchester or London?
His ankle hurts. (subject)
What hurts?
Carol took an exam. (object)
What did Carol take?
They stayed there for a week. (How long)
How long did they stay there?
She doesn't meet him every Friday, ... ?
She doesn't meet him every Friday, does she ?
Jane helped the woman / the man?
Did Jane help the woman or the man?