see
saw
ring
rang
swim
swam
blow
blew
throw
threw
bite
bit
wake
woke
think
thought
teach
taught
ride
rode
become
became
buy
bought
break
broke
drive
drove
be
was/were
take
took
begin
began
cost
cost
fly
flew
win
won
write
wrote
bring
brought
go
went
catch
caught