Réponse :
It's been five years.
It's been quite a while.
We're going to see some old friend. We haven't seen them for quite a while.
We haven't looked at a video.
We haven't had a barbecue since five years.
We haven't played tennis since last summer.
Since our holiday.
Explications :
Je suis trés désolé, ta question n'est pas trés clair.