1. By the time he __________ (arrive), the party __________ (finish).
2. I __________ (not/be) to the cinema before I __________ (go) with my son last month.
3. She __________ (send) an email after we __________ (talk) on the phone.
4. After I __________ (discover) the damage in the sofa, I __________ (ring) the shop.
5. They __________ (take) a good rest after all the guests __________ (leave).
6. By the time I __________ (arrive) at work, everyone __________ (already/start) the meeting.
7. The children __________ (already/sleep) when the food __________ (be) ready.
8. The sun __________ (set) before I __________ (reach) the mountain peak.
9. I __________ (miss) my flight because I __________ (overslept).
10. He never __________ (forget) the people who __________ (help) him.
11. They __________ (have) a lot of trouble before they finally __________ (solve) the problem.
12. She __________ (come) in after we __________ (eat) all the pizza.
13. All the students __________ (arrive) before the class __________ (begin).
14. Before my father __________ (leave) the house, he __________ (drink) two cups of coffee.
15. They __________ (live) in a small apartment before they __________ (move) to their current house.