You answer it: X hablas conmigo.
X being someone , a name I guess.
Translating this to english, it would be "Who's talking to you?" My answer says "X talks to me"
If you're talking about gerund in spanish it will be: X estas hablando conmigo. Meaning "X is talking to me".
Amigos - friends/ tener - to have/ interesantes - interests/ tu - you/ yo - I/ en - in/ comercial - commercial/
Explanation:
Yo le dije a mi profesor si tenemos tarea hoy y el dijo no porque esta muy occupado.