How long ______ you (sit) ________ on the stairs?
have; sat
Patrick is crying because his mum (say) ______________ something bad to him.
has said
I (write) __________ something on the whiteboard, please read it.
have written
Be quiet! The show (begin) ______________.
has begun
She (teach) _______________ English for 6 years.
has taught
I (try) ____________ to call her 5 times.
have tried
He ______ never (study) _____________ Japanese.
has; studied
I don’t think I _____ ever (laugh) ____________ so hard at the funny papers.
have; laughed
My son (follow) _______ in my footsteps by becoming a computer science major at college.
has followed
Mary (watch) ___________ that film many times.
has watched
I (lose) _____________ my keys.
have lost
He (not play) ______________ football since he was 8.
hasn't played
