Sir the ''buy'' verb has 't' in past tense and past participal form. Accroding to the rules the verbs that has - d,- ed and - t in past and past partcipal form is regular verb. Then why buy verb is irregular?? It should be regular verb.
@englishwithmr.lauvot5520 күн бұрын
Its exception dear maximum regular verbs becomes ending with-ed व d