1. Have you __________ tasted this dish before?

2. I have __________ seen such a beautiful sunset in my life.

3. She has been very busy __________ with her graduation project.

4. We have visited that museum __________ during our stay in London.

5. I haven't heard from my old teacher __________.

6. __________ the last few days, the weather has become much colder.

7. Have you seen any good movies __________?

8. This is the first time I have __________ driven a car.

9. My father has __________ smoked a cigarette in his entire life.

10. He has lost a lot of weight __________ due to a strict diet.

11. We have had three exams __________ week.

12. I have __________ finished my homework, so I can play games now.

13. Has he __________ mentioned his plan to move abroad?

14. There have been many technological changes __________ the past decade.

15. I haven't seen her __________ we graduated from high school.

16. They have lived in this city __________ a very long time.

17. I have __________ been to Europe, but I hope to go there next year.

18. Have you finished your report __________?

19. The price of gold has fluctuated wildly __________.

20. I have __________ sent the email, so please check your inbox.

21. This is the best book I have __________ read.

22. She has __________ returned from her vacation in Japan.

23. I haven't been to the gym __________ the last month.

24. Has the postman come __________?

25. I have __________ told you how much I appreciate your help.

26. We have faced many challenges __________ our business started.

27. I have __________ met someone as kind as your mother.

28. Have you __________ been stuck in a traffic jam for hours?

29. There have been no accidents on this road __________ the past year.

30. I have __________ finished reading the newspaper.

31. He has failed the driving test __________; he is very disappointed.

32. I haven't seen him __________; is he still working here?

33. This is the most difficult task I have __________ undertaken.

34. She has __________ won a gold medal in a national competition.

35. I haven't had any free time __________ because of the exams.

36. We have known each other __________ childhood.

37. I have __________ eaten sushi, so I don't know if I like it.

38. Have you __________ traveled by plane alone?

39. The company has recruited ten new employees __________ month.

40. I have __________ heard that song but I can’t remember the singer’s name?

41. I haven't visited my grandparents __________ a few months.

42. Has she __________ tried to contact you since the argument?

43. There has been a lot of rain __________ the last few days.

44. I have __________ started a new hobby – photography.

45. He has __________ traveled to more than twenty countries.

46. I haven't seen such a good film __________ a long time.

47. Have you __________ had a serious accident?

48. I have __________ forgotten your birthday; I was just very busy.

49. She has been feeling much better __________ she started exercising.

50. I have __________ seen him three times this morning.