Our food will not last, but there are the seals.
The food wouldn't last forever, but it would be time enough to worry about that when they got there.
Still, the food would not last for weeks, as they had anticipated, but now merely days.
"If the children have an appetite like me, the food won't last even two weeks," she said.
"It makes the food last a couple more days," she said.
Even if there were a place to hide, his food and water would not last forever.
His food would last for only two or three more days.
He was haunted by a fear that the food would not last.
The food would not last for ever: it was in fact already beginning to get low.
It might quite well continue for a few days, and their food certainly would not last long.