IRREGULAR
DO
DID
GIVE
GAVE
HAVE
HAD
LEAVE
LEFT
BREAK
BROKE
MAKE
MADE
COME
CAME
KNOW
KNEW
DRIVE
DROVE
CHOOSE
CHOSE
BE
WAS/WERE
GO
WENT
FEEL
FELT
CATCH
CAUGHT
FLY
FLEW
TAKE
TOOK
SAY
SAID
WRITE
WROTE
EAT
ATE
BEGIN
BEGAN
FORGET
FORGOT
TELL
TOLD
BUY
BOUGHT
COST
COST
FALL
FELL