?
It has been raining since yesterday.
?
Tom is very happy since dad retired.
?
They have been playing chess since 8:00 AM.
We have been coming to this camp site ...............five years.
We have been coming to this camp site for five years.
?
The dog has not eaten since last week.
?
They have been friends since elementary school.
?
They have been dating for two years.
?
Granny has been cooking for a long time.
?
He has been working for twelve hours.
?
They have beeen saving money for twelve years.
?
He has been sleeping since the beginning of class.
?
She hasn't slept for a whole week.
?
My aunt has been ill since last Tuesday.
?
He has been waiting for ten minutes.
?
The Millers have been married for 50 years.
?
She hasn't stopped eating since she harrived home.