1.haven't worked
2.have bought
3.haven't planned
4.have you been
5.has written
6.hasn't seen
7.Have you been
8.hasn't started
9.Has he spoken
1.haven't worked
2.have bought
3.haven't planned
4.have you been
5.has written
6.hasn't seen
7.Have you been
8.hasn't started
9.Has he spoken