Ответ:

1-for

2-have

3-been

4-had

5-has

6-ever

7-alredy

8-....

1. It’s the most boring documentary my brother has ever seen.
2. I had bought this house in February.
3. How long has Steve been learning Chinese?
4. I haven’t been visiting Mary for a long time.
5. She have already had lunch.
6. I have met Mr Hopkins last year.
7. Tiffany has been working in the marketing department for two months.
8. Jessica hasn’t been to a museum for two months.