be
been
I/be/to Madagascar.
I've been to Madagascar.
I/ see/him since last Monday.
I have seen him since last Friday.
Ты позвонил в скорую.
You have called for an ambulance
understand
understood
go
gone
They/read/HOBBIT/twice.
They've read Hobbit twice.
I/see/much of Sarah lately.
I have seen much of Sarah lately.
Она была в Сан Франциско.
She has been to San Francisco?
fight
fought
come
come
They/live/here/for/fifty years.
They've lived here for fifty years
I/ do/the cleaning/yet.
I have done the cleaning yet.
Марк был учителем в этой школе.
He has been a teacher in this school.
break
broken
write
written
I/know/you/ 15 years, but/I/never/hear/you/speak/like that/before
I've known you for 15 years, but I've never heard you speak like that before.
He/leave/the house/yet.
He has left the house yet.
We have watched a film at home.
speak
spoken
see
seen
She/just/finish/this/difficult task
She has just finished this difficult task
I/never/meet/them/before.
I have never met them before.
I have seen a ghost.
fall
fallen