Ex.4 complete the question and short answers. 1. have mike and jenny arrived? (arrive) no,they 2. homework? (do) yes,i 3. new u2 cd? (buy) yes,he 4. holiday? (go) no,

1/  haven't.
2/ Have you done  -   have.
3/ Has he bought  -  has.
4/ Have your parents gone  -  haven't.