PEDIR and OUVIR have similar ~irregulr conjugations in the present and the simple past. These are very common verbs and worth remembering!
Present tense
pedir > Eu peço desculpas amiga (Excuse me my friend.)
ouvir > Eu ouço bem. (I hear well.)
Past tense
*this is the preterit indicative tense.
pedir > Eu pedi uma Coca-Cola. (I ordered a Coca-Cola.)
ouvir > Eu ouvi um barulho. (I heard a noise.)