it have been alon time since i saw my friend
I have last seen my friend since Iwas twelve

it has been along time

الحل الصحيح هو :


It is along time since i saw my friend

It's a long time since I saw my friend

i havent seen my friend since he was three years
= it has been twelve years since i saw my friend

it's a long time since I met my fiend

It's a long time since I saw my friend.
It has been a long time since I saw my friend

long time has passed since i saw my friend

It's a long time since I last saw my friend
or
It has been a long time since i last saw my friend

Since
 

It's a long time since l saw my friend..

ايه مشكلة السيد مدرس التربية الفنية الاعدادي