tú

pronoun

1. you (one friend)

   • Y tú, ¿trabajaste?
     And you, did you work?

2. you (after a preposition: ti)

   • ¿Y para ti?
     And for you?

Informal; use usted with strangers and older people. Not tu (your).

Learn it in Unit 1: Hola: What is your name? · A1