Do we also lose the progressive tense, then? How would one express something like "The car ran me over while I was walking to the store?" I suppose "The car ra

Do we also lose the progressive tense, then? How would one express something like "The car ran me over while I was walking to the store?" I suppose "The car ran me over while walking to the store," but that's ambiguous, since some sort of walking car could have run me over, when I happened to be sitting on a bench outside the store.