BRING
BROUGHT - BROUGHT - BRINGING
BUY
BOUGHT - BOUGHT - BUYING
CATCH
CAUGHT - CAUGHT - CATCHING
FIGHT
FOUGHT - FOUGHT - FIGHTING
SEEK
SOUGHT - SOUGHT - SEEKING
TEACH
TAUGHT - TAUGHT - TEACHING
THINK
THOUGHT - THOUGHT - THINKING
BEGIN
BEGAN - BEGUN - BEGINNING
DRINK
DRANK - DRUNK - DRINKING
RUN
RAN - RUN - RUNNING
RING
RANG - RUNG - RINGING
SWIM
SWAM - SWUM - SWIMMING
SING
SANG - SUNG - SINGING
SPRING
SPRANG - SPRUNG - SPRINGING
SINK
SANK - SUNK - SINKING
STINK
STANK - STUNK - STINKING
