Самые главные неправильные глаголв (с третьей формой)

Be - was/were - been

Do - did - done

Have - had - had

Make - made - made

Eat - ate - eaten

Drink - drank - drunk

Think - thought - thought

Buy - bought - bought

Take - took - taken

Give - gave - given

Understand - understood - understood

Work - worked - worked

Say - said - said

Drive - drove - driven

Read - read - read

Write - wrote - writen

И еще очень много