public bool Upd(engage_answer us) { return(ist.Upd(us)); }
public engage_answer SelectOne(engage_answer us) { return(ist.SelectBy(e => e.ans_id == us.ans_id)[0]); }
public bool Add(engage_answer us) { return(ist.Add(us)); }
public bool Del(engage_answer us) { return(ist.Del(us)); }
public int Del(engage_answer t) { return(dao.Del(t)); }
public int Change(engage_answer t) { return(dao.Change(t)); }
public int Add(engage_answer t) { return(dao.Add(t)); }