As the most acute one in _______ history of all epidemics, the Spanish Flu had ______ tendency to strike the young and fit rather than the old.
In the dark forests _________, some large enough to hold several English towns.
___ is no good ___ without doing anything.
---I didn’t go to the party yesterday because my car broke down. ---You ______ mine. I wasn’t using it.
---They are quiet, aren’t they? ---yes. They are accustomed ____at meals.
_____, I got better and returned to work.