What are the total ion and net ionic equations for these three reactions?

[Nusa]

1) CuO(s) + 2HCl(aq) ---> CuCl2(aq) + H2O(l)
2) CuCl2(aq) + Zn(s) ---> ZnCl2(aq) +Cu(s)
3) 2HCl(aq) + Zn(s) ---> ZnCl2(aq) +H2(g)