French phrase
Que dois-je faire si ~ ?
Meaning
What should I do if ___?
When to use it
Asks what action to take in a difficult situation. Polite and useful when seeking practical help, especially while traveling.
Example dialogue
Que dois-je faire si je perds mon passeport ?
What should I do if I lose my passport?
Allez au consulat et faites une déclaration à la police.
Go to the consulate and file a report with the police.