HE WOULD BE VERY HAPPY IF YOU _____ WHAT HE ASKED. HE WOULD BE...

18. - TONG HOP TEST TRAC NGHIEM 18. - TONG HOP TEST TRAC NGHIEM
TONG HOP TEST TRAC NGHIEM
18. He would be very happy if you _____ what he asked. a) do b) did c) will do d) have done