1. They (eat)……………………everything by the time I (arrive)…………………at the party.
2. By the time I (get)……………………..into town, the shops (close)………………..
3. The child (sleep)………………………..before 9 p.m last night.
4. Yesterday John (go)................................. to the store before he (go)................ home.
5. She (leave)………………………here before 1975.
6. After they had gone, I (sit)................ down.
7. They went home after they (finish)................................. their work.
8. Before she (watch)................................ TV, she had done all her homework.
9. Before I ………………(leave) for work yesterday, I ………………..(turn) off the lights.
10.After they ……………………….(have) acquaintance for 5 years, they …………..(get) married last summ