were drinking, drank
Ils buvaient du champagne.
They were drinking champagne.
Marie et Tom buvaient du vin rouge.
Marie and Tom were drinking red wine.
Ils buvaient leur café, je demandais l'addition.
They were drinking their coffee, and I was asking for the bill.
— Les Affranchis (1990)
Ils buvaient.
They were drinking.