Well, what I was hoping to hint at with Ariella calling him by his first name instead of 'Grandfather' and Clark seeing Lois's smile in her face was that maybe, just maybe, Lois is still with him.

Big Apricot Superman Movieverse
The World of Lois & Clark
Richard White to Lois Lane: Lois, Superman is afraid of you. What chance has Clark Kent got? - After the Storm