Ответ:
1. We will have consulted our system administrator before we replace the software.
2. They will have hired a new programmer by the time you apply for the post.
3. We will have studied several price-lists before we place an order for hardware.
4. We will have got tickets before the holiday season starts.
5. I think I will have set up my own computer company by the time I am thirty years old.
6. Before the computer game go on sale, they will have tested it.
7. By the time we get there, the exhibition will have already started.
8. The IT support technician will have trained staff on new software application before they start using it.
9. Before she gets promotion, she will have completed a training course.
10. I think they will have spent a lot of time before the program starts to work properly.