Here are the appropriate forms to complete the sentences:

1. How many countries (you/visit) **have you visited** so far in your life?
2. The company (grow) **has grown** significantly since it (establish) **was established** in 2005.
3. She (not/finish) **has not finished** her assignment yet.
4. (He/never/be) **He has never been** to Asia before this trip.
5. The scientists (make) **have made** several groundbreaking discoveries up to this point.
6. I (not/see) **have not seen** that movie, but I’ve heard it’s excellent.
7. Since they (move) **moved** to the new office, productivity (increase) **has increased**.
8. The chef (cook) **has cooked** for many famous personalities up to the present.
9. We (just/learn) **have just learned** about the new project.
10. I (just/finish) **have just finished** reading the latest novel by my favorite author.