It's 3 years since I saw him last time.能不能换成it was...

It's 3 years since I saw him last time.能不能换成it was... It's 3 years since I saw him last time.中的it's 能否换成has been? It’s many years since I saw you last time and I _________ yo It's over ten years since i saw you last time.改为同义句 it's a long time since i last saw you It's a long time since i saw you last. It____ten years since I saw him last time.A has B was C had It's three years since we saw each other last time = We ____ it is years since i saw him（追加） "It's many years since i saw you last.I didn't 1.--- It's many years since I saw you last,I ___ you at all. It ____ like years since I last saw you.