What are you talking about? admin24/11/201416/07/2019 French ExpressionsAdd a Comment To say “What are you talking about” you say “De quoi tu parles?” Listen to the audio & repeat this phrase many times. Raise your intonation because it’s a question. http://fasttrackfrench.com/wp-content/uploads/2014/11/de-quoi-tu-parles.m4a