Ответ:

1. have

2. travelled

3. will check

4. travelled

5. travelled

6. had never seen

7. lives, has lived

8. has lost, can't find

9. Are you having

10. Did it often snow last winter?

11. When will they get married?

12. hasn't taken

13. has been

14. hasn't won

15. Do they eat at the new café?

Объяснение:

в некотрых предложениях трудно определить какое время, поэтому наперед извиняюсь, если что не так