buy
bought /bɔːt/ - bought /bɔːt/
hear
heard /hɜː(r)d/ - heard /hɜː(r)d/
make
made - made
know
knew - known
take
took /tʊk/ - taken /ˈteɪ.kən/
let
let - let
leave
left - left
meet
met - met
wear
wore - worn
go (two forms)
went - gone / been
teach
taught /tɔːt/ - taught /tɔːt/
keep
kept - kept
begin
began /bɪˈɡæn/ - begun /bɪˈɡʌn/
give
gave - given
bring
brought /brɔːt/ - brought /brɔːt/
tell
told - told
become
became - become
think
thought /θɔːt/ - thought /θɔːt/
choose
chose /tʃəʊz/ - chosen /ˈtʃəʊ.zən/
be
was/ were - been
write
wrote - written /ˈrɪt.ən/
pay
paid - paid
hurt
hurt - hurt
understand
understood - understood