Fill in the blanks using Past tense forms of the verbs:
1. I never (see) _______ such a beautiful sunrise before I came here.
2. We were not able to stay overnight as we _______ not (reserve) the tickets in advance.
3. Nirmala _______ (be) to the concert several times.
4. Mariappan knew Pudukottai so well because he _______ (live) there for five years.
5. Yusuf understood the problem because he _______ (experience) the situation earlier.
6. Catherine did not have any cash because he _______ (lose) her purse.
7. My father _______ (be) to Mumbai once before.
8. The cat _______ (chase) the bird before it flew out of the yard.
9. Edith _______ (visit) several doctors before she found out what the problem was with her knee.
10. If we _______ (call) the manager ahead,we would not have needed to wait so long for a table.