J’avoue avoir mangé tous les cookies.
I admit to having eaten all the cookies.
Elle avoue avoir oublié de verrouiller la porte.
She confesses to having forgotten to lock the door.
Il avoue avoir menti à ses parents.
He confesses to having lied to his parents.
Nous avouons avoir pris un jour de congé sans raison.
We admit to having taken a day off for no reason.
Ils avouent avoir triché pendant l’examen.
They admit to having cheated during the exam.