GROUP1
GROUP2
GROUP3
GROUP4
100

COME

CAME

100

READ

READ

100

WRITE

WROTE

100

SELL

SOLD

200

BUY

BOUGHT

200

HOLD

HELD

200

SAY

SAID

200

TEACH

TAUGHT

300

SEE

SAW

300

DO

DID

300

SWIM

SWAM

300

RUN

RAN

400

THINK

THOUGHT

400

GO

WENT

400

DRINK

DRANK

400

SIT

SAT

500

SLEEP

SLEPT

500

STAND

STOOD

500

DRAW

DREW

500

TAKE

TOOK

M
e
n
u