I didn't realize at the time that this might be my last chance to do so.
He realized it at the same time I did, and went back to stretching.
This is where he must have gone, although I didn't realize it at the time.
I hadn't realized it at the time, but that really helped.
None of us realized at the time that Bill had asked a good question.
He hadn't realized it at the time, but each step had led inevitably to the next.
I did not realize at the time, however, that only one person was able to understand my speech.
And I didn't realize at the time how right he was.
If only she'd had the sense to realize it at the time, her life might have turned out a whole lot differently.
A new Hollywood was being born, but no one realized it at the time.