P.S. They talked last week
P.P. They had talked last week.
P.P.P They had been talking till last week.
Pr.S. у тебя есть.
Pr.P. They have just talked.
Pr.P.P. They are talking now.
F.S. They will talk next week.
F.P. They will have talked in an hour.
F.P.P. They will have been talking that time.