________ the villagers ________ to go a long way to fetch water in those years?
A. Was, used B. Had, used
C. Used, / D. Did, used
________ the villagers ________ to go a long way to fetch water in those years?
A. Was, used B. Had, used
C. Used, / D. Did, used
C
used to，可以用used提问，或者用“Did…use to…”的形式。