1. We __________ (never/to visit) that museum before.
  2. She __________ (just/to finish) her project.
  3. They __________ (to be) friends since childhood.
  4. I __________ (to see) that movie three times already.
  5. He __________ (to not/to eat) anything since morning.
  6. The garden __________ (to look) beautiful because we __________ (to plant) new flowers.
  7. You __________ (to travel) a lot this year, __________ you?
  8. My brother __________ (to not/to decide) which university to attend yet.
  9. The students __________ (to submit) their assignments this term.
  10. The weather __________ (to change) a lot since last week.
  11. She __________ (to learn) English for two years.
  12. We __________ (to not/to hear) from him since he moved abroad.
  13. The construction workers __________ (to work) on the new highway for several months.
  14. I __________ (to lose) my keys, so I can't open the door.
  15. Michael Jackson _________(sing) many songs.
  16. She __________ (to read) all the books by her favorite author,nothing left.
  17. We __________ (to be) at this school for over four years.
  18. He __________ (to think) about changing his job recently.
  19. The scientists __________ (to make) a significant discovery in renewable energy.
  20. I __________ (always/to want) to visit Japan, and finally, I have my ticket!