Irregular Verbs- past participles

past participle....to do

• have done

• have did

• have do

past participle....to know

• have knew

• have known

• have know

past participle....to take

• have take

• have took

• have taken

past participle....to begin

• have began

• have begun

• have begin

past participle....to buy

• have buy

• have bought

• have boughten

past participle....to wake

• have woken

• have waked

• have woke

past participle....to forget

• have forgot

• have forgetten

• have forgotten

past participle....to rise

• have risen

• have rose

• have rised

past participle....to run

• have ran

• have run

• have runned

past participle....to see

• have seen

• have saw

• have see