1. I haven't been back to my hometown __________ I moved to the city.

2. The workers have been on strike __________ three weeks now.

3. Don't worry, I have __________ booked the tickets for the concert.

4. The baby is crying because he hasn't been fed __________.

5. I can't believe it's __________ 10 o'clock; I haven't started my work!

6. We have collected over $5,000 for the charity __________ this month.

7. The courier promised that the package would arrive __________ 5 P. M.

8. The library is open __________ 9 o'clock every evening.

9. There haven't been any major changes in the plan __________ now.

10. She has been much happier __________ she changed her job.

11. I haven't seen a dentist __________ the last two years.

12. Is it possible that you have __________ finished that thick book?

13. We haven't decided on a destination for our vacation __________.

14. Be careful! The floor has __________ been mopped and it's still wet.

15. How many job applications have you sent __________?

16. He said he would stay in the office __________ his boss arrived.

17. All students must submit their final essays __________ Friday afternoon.

18. My grandfather has been retired __________ over a decade.

19. The factory has been closed __________ the beginning of the pandemic.

20. I have __________ told him the news, so he knows everything.

21. The police haven't caught the thief __________ now.

22. Have you __________ tasted such a delicious cake before?

23. The taxi has __________ pulled up outside the front door.

24. How many phone calls have you made __________ this morning?

25. The children stayed awake __________ their father came home from work.

26. The bank closes at 4 P. M, so you need to get there __________ then.

27. I haven't had a proper holiday __________ years and years.

28. They have been living in this house __________ their first child was born.

29. You don't need to introduce us; we have __________ met.

30. The results of the test haven't been announced __________.

31. I've __________ seen a shooting star! It was amazing.

32. __________ now, no one has volunteered to lead the team.

33. The road will be under construction __________ March to July.

34. Please wait in the lobby __________ I call your name.

35. You must return the borrowed books __________ the end of the month.

36. She has been learning to play the violin __________ several months.

37. I haven't visited the museum __________ the last time we were here.

38. I'm sorry, I haven't finished repairing your car __________.

39. The movie has __________ started, so we'd better hurry in.

40. He has __________ left the office, so you might catch him at the bus stop.

41. Everything in the garden has grown so much __________ this spring.

42. I will keep trying __________ I succeed.

43. The task is difficult, but we hope to finish it __________ tomorrow.

44. He hasn't written to me __________ he left for New York.

45. We have been waiting for the bus __________ nearly half an hour.

46. I have __________ finished the project you gave me.

47. Wait a moment! I've __________ remembered something important.

48. He hasn't found a new job __________.

49. The soldiers fought bravely __________ the very end.

50. By the time you arrive, I hope to have finished the cooking __________ then.