动词变过去分词

be-were或was become-became buy-bought
come-came cost-cost cut-cut die-died
dig-dug do-did draw-drew drink-drank
drive-drove eat-ate fall-fell feed-fed
fly-flew get-got give-gave go-went have-had hear-heard hide-hid hit-hit hurt-hurt keep-kept know-knew lay-haid
lend-lent lie-lay lost-lose ride-rode
see-saw shine-shone sing-sang sink-sank
sit-sat sleep-slept sow-sowed stand-stood
take-took swim-swam tell-told wake-woke
win-won write-wrote
......

go-gone;
be-been;
get-gotten