Помогите решить пожалуйста

1)I haven't washed my hands; Have I washed my hands?
2)He hasn't come back from Paris; Has he come back from Paris?
3)He hasn't gone to Poland; Has he gone to Poland?
4)We haven't already written them two letters; Have wealready written them two letters?
5)He hasn't slept well; Has he slept well?
6)She hasn't had a nightmare; Has she had a nightmare?
7)I have written the address on the envelope; Have I written the address on the envelope?
8)You have salted the soup; Have you salted the soup?
9)I have spoken to him; Have I spoken to him?
10)He hasn't smoked all my cigarettes; Has he smoked all my cigarettes?
11)You haven't walk the dog; низнаю
12)He hasn't broken the iron; Has he broken the iron?