French phrase
J'ai perdu ~, que dois-je faire ?
Meaning
I've lost ___, what should I do?
When to use it
Reports a lost item and asks what action to take. It is polite and suitable for workplace or formal settings.
Example dialogue
J'ai perdu le dossier client, que dois-je faire ?
I've lost the client file, what should I do?
Prévenez votre responsable et cherchez une copie de sauvegarde.
Notify your supervisor and look for a backup copy.