Bài 1. Thì quá khứ hoàn thành 1. When Hoa arrived at the theater, the film ____________(start). 2. He ____________ (live) in Laos before He went to Vietnam. 3. After Lan ____________ (eat) the cake, Lan began to feel sick. 4. She _________________(finish) her homework by 10 p.m last night. 5. Linh ___________ (arrive) before I left. 6. After they ____________ (finish) lunch, they went out. 7. The tree was dead because it ____________ (be) arid all summer. 8. I ____________ (meet) him somewhere before. 9. They were late for the flight because they ____________ (forget) their passports. 10. Linh told me she ____________ (study) a lot before the exam. 11. The leaf was yellow because it ____________ (not/rain) all summer. 12. The lamp went off because I ____________ (not/pay) the electricity bill. 13. Hoa____________ (not/do) her homework, so she was in trouble. 14. She ____________ (not/eat) so we went to a restaurant.

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