What did you ,have you ....etc
You can use any other subject not only ya such as( I , she or he)
Mom: Whataya doing son?
Son: Im sharing my twentieth word ( Urban dictionary)
Mom : Really , ya sure it gon be published.
Son: Whataya think mom ???
Mom: I think so . Its gonna be published
Son: l hope so . I'm so optimistic cuz I put that speech In this dialogue
Mom : Goddamned , Whataya say ?? You crazy.
Son : be hopefull mom......;))