run
ran
go
went
read
read
sink
sank
fight
fought
have
had
stand
stood
buy
bought
seek
sought
say
said
teach
taught
swim
swam
begin
began
sing
sang
wear
wore
see
saw
make
made
dance
danced
come
came
shrink
shrank
bring
brought
think
thought
ring
rang
catch
caught