Возможно ты имел(а) ввиду Present Perfect Continuous? He has known her since his childhood (Он знает ее с детства) I have been thinking of you since I first saw you (Я думаю о тебе с тех пор, как впервые увидела тебя) My sister have been watching TV for 3 hours. (Моя сестра смотрит телевизор в течении 3-х часов) Max has been living in Minsk for 5 years. (Макс живет в Минске в течении 5 лет) Olga has been teaching English since 2016. (Ольга преподает английский с 2016 года. )
He has known her since his childhood (Он знает ее с детства)
I have been thinking of you since I first saw you (Я думаю о тебе с тех пор, как впервые увидела тебя)
My sister have been watching TV for 3 hours. (Моя сестра смотрит телевизор в течении 3-х часов)
Max has been living in Minsk for 5 years. (Макс живет в Минске в течении 5 лет)
Olga has been teaching English since 2016. (Ольга преподает английский с 2016 года. )