When your human days are gone, then come to me.
They had enough food for two days, and the first day was almost gone.
At least for the large companies, those days are gone.
Those days are gone and they're not likely to come back.
Those days were gone now, and the present was all she had.
The days were long gone when she'd wanted him to understand, believe her.
The whole family probably pretty much did in days gone by.
Another day or two like that and they could all be gone.
The day was nearly gone, and she'd come up with nothing.
Those days are gone, and American companies now do less basic research.