Réponse :
Bonjour,
A la forme négative:
pour les verbes réguliers et irréguliers on utilise DIDN'T ( DID NOT ) devant le verbe.
Le verbe BE a deux formes négatives différentes WAS au singulier et WERE au pluriel.
A la forme interrogative:
On place DID devant le sujet des verbes réguliers et irréguliers.
Pour le verbe BE, on place WAS /WERE devant le sujet et le verbe.
Explications :
Exemples:
She DIDN'T like the play.
DID she like the play ?
She was happy.
WAS she happy?