Past forms of COME
came, come
Past forms of WRITE
wrote, written
Past forms of BE
was, were / been
Past forms of GROW
grew, grown
Past forms of RUN
ran, run
Past forms of UNDERSTAND
understood, understood
Past forms of BRING
brought, brought
Past forms of DRINK
drank, drunk
Past forms of EAT
ate, eaten
Past forms of SLEEP
slept, slept
Past forms of CATCH
caught, caught
Past forms of GO
went, gone
Past forms of TEACH
taught, taught
Past forms of FLY
flew, flown