morder
crecer
comprar
hablar
montar
dormir
cantar
bite-bit-bitten
buy-bought-bought
BURN-BURNT/BURNED-BURNT/BURNED
EAT-ATE-EATEN
FLY-FLEW-FLOWN
READ-READ-READ
grow-grew-grown
ride-rode-ridden
WORK-WORKED-WORKED
BENT-BENT-BENT
WRITE-WROTE-WRITTEN
sleep-slept-slept
speak-spoke-spoken
FORBID-FORBADE-FORBIDDEN
sing-sang-sung