They ____ their relatives next month
be visiting
would visit
were visiting
will visit
He _____ every morning since September in preparation for the marathon
has been running
runs
is running
gone running
I ____ New York several times.
visit
been in
was in
have visited
By the time we ___ , they had already left.
arrived
had been arriving
were arriving
arrive
He_____ on the phone right now
is talking
talked
talks
be talking
She _____ how to swim by next summer.
is learning
has learnt
will have learnt
will be learning
I _________ for hours when the bus finally arrived.
had been waiting
waited
be waiting
was waiting
They_________ soccer when it started raining
was playing
played
have been playing
were playing
She _______ such a beautiful sunset before in her life
's not seen
not saw
had never seen
not been seeing
She _______ medicine for nearly a decade when she finally becomes a doctor
has studied
would be studying
will be studying
will have been studying