1
cook
cooked
go
went
invite
invited
study
studied
play
played
dry
dried
break
broke
close
closed
lose
lost
buy
bought
do
did
open
opened
be
was /were
fly
flew
pay
paid
bring
brought
know
knew
choose
chose
wear
wore
hear
heard
ring
rang
cut
cut
catch
caught
teach
taught
think
thought