swim
swam/ swum
take
took/ taken
teach
taught/ taught
tell
told/ told
think
thought/ thought
understand
understood/ understood
wear
wore/ worn
win
won/ won
write
wrote/ written
steal
stole/ stolen
stand
stood/ stood
spell
Spelt-Spelled/ Spelt-Spelled
spend
spent/ spent
speak
spoke/ spoken
read
read/ read
pay
paid/ paid
