5 предложений с who which where

Where was my mum on Monday?
Where were his sisters at 10 o'clock
Where was Helen on Friday?
Where was I in winter?
Where were hir parents in summer?
Who is Martin?
Who visited my granny last week?
Who didn't play a football?
Who don't understand it?
Who doesn't sit on sofa?
Which subject didn't l like?
Which juice was she drinking?
Which book is he reading?
Which film am I watching now?
Which teacher is my favourite?