Помогите пожалуйста решить британский.2 и 3 упражнение

Упражнение 2:

1. Will have finished
2. Will have started
3. Will have been living
4. Will have begun
5. Will have been traveling
6. Will have had
7. Will have built
8. Will have spent
9. Will have flown
10. Will have begun
11. Will have completed
12. Will have been working

3 упражнение:

1. I have been typing the whole day. I have already typed 20 pages.

2. We have been writing an exam for 50 minutes. Some students have already finished it.

3. Have you been waiting for me for a long time? No, Ive just come.

4. What have you been doing this morning? We have been planting trees. How many trees have you planted? Nine.

5. I have been translating an article for 2 hours, but I still havent translated it.

6. The surgeon has been doing the surgery for 3 hours, but he still hasnt finished it.