No, no sé. él no quiso decírmelo. sí, nos conocimos en la clase de química. ¿y sabes si andrés tiene novia? ¿sabes si él va a la fiesta el sábado? celia, ¿conoces a andrés? sí. supe por marta que va a la fiesta.

if you want the translation of what you typed here it is

No no I dont know. He didn't want to tell me. Yes, we met in chemistry class. And do you know if Andrés has a girlfriend? Do you know if he goes to the party on Saturday? Celia, do you know Andrés? Yes. I learned from Marta that she is going to the party.

Explanation: