subsist|subsisted|subsists

这些难民靠救济食品勉强维持生活。

The refugees ___subsist mainly on donated food supplies.

这个贫困家庭主要靠打零工勉强维持生计。

The poor family ___subsists mainly on odd jobs.

在战争期间，许多难民仅靠面包和水维持生存。

During the war, many refugees ___subsisted on bread and water.