are-were begin-began become-became bet-bet blow-blown break-broke bring-brought build-built buy-bought can-could catch-caught choose-chosen cut-cut come-came do-did draw-drew drink-drank drive-drove eat-ate fall-fell feed-fed feel-felt find-found fly-flew forget-forgot get-got go-went have,has-had hear-heard hold-held keep-kept know-knew learn-learnt,learned leave-left let-let make-made may-might mean-meant meet-met must-must put-put read-read ride-rode ring-rang run-ran say-said see-saw sell-sold shall-should shoe-shoeed sing-sang sit-sit sat-sat sleep-slept speak-spoke spend-spent stand-stood swim-swam take-took teach-taught tell-told think-thought throw-threw understand-understood will-would write-wrote