Bonsoir tout le monde(Good evening, everyone)~

I learned some new French sentences today. They're very dfficult and I'm not really to speak them but I'm very enjoy because I like French very much.

1.Qu'est-ce qui se passe? means What's happening?

2.De quoi parlez-vous? or De quoi est-ce que vous parlez?
all means What are you talking about?

PS:It learns from "About.com."

Merci beaucoup. Au revoir(Thank you very much. Good bye)~~