Используйте Present Perfect or Present Perfect Progressive:

1. How long you (know) Mr Morgan?
2. He (work) as a teacher for 5 years.
3. Diana (come) to his friend`s house.
4. They (live) here since 2010.
5. The workers (build) the house
6. The girls (dance) since 3 p.m.
7. They (travel) for a month already.
8. Sue (know) Sally all her life.
9. Alice always (want) to visit Finland.
10. I (read) this book for two hours already.