Qui parle ?
English: Who is speaking?
In French, 'pronoms interrogatifs' are words used to ask questions about people or things. They help you find out information by replacing the noun you are asking about.
Use these pronouns when you want to ask questions about a person, an object, or a choice among several options. They can be used at the beginning of a question or after a preposition.
Qui parle ?
English: Who is speaking?
Que veux-tu ?
English: What do you want?
Avec quoi écris-tu ?
English: With what are you writing?
Lequel préfères-tu ?
English: Which one do you prefer?