1. Chia động từ trong ngoặc ở thì quá khứ hoàn thành
2. The storm destroyed the sandcastle that we ______ (build).
3. He ______ (not / be) to Cape Town before 1997.
4. When she went out to play, she ______ (do / already) her homework.
5. My brother ate all of the cake that our mum _____ (make) .
6. The doctor took off the plaster that he ______ (put on) six weeks before.
7. The waiter brought a drink that I _______ (not / order).
8. I could not remember the poem we _______ (learn) the week before.
9. The children collected the chestnuts that _____ (fall) from the tree.
10. ________ (he / phone) Angie before he went to see her in London?
11. She ______ (not / ride) a horse before that day.
12. Kevin ______ (go) home by the time I arrived.
13. Ethan suddenly realised that he _____ (leave) his laptop on the train.
14. Mum was annoyed because I ______ (not clean) my room.
15. _______ (they / study) English before they went to the USA?
16. We were hungry because we ______ (not eat).
17. When Hoa arrived at the theater, the film ____________(start).
18. He ____________ (live) in Laos before He went to Vietnam.
19. After Lan ____________ (eat) the cake, Lan began to feel sick.
20. If he ____________ (listen) to me, he would have got the job.
21. After they ____________ (finish) lunch, they went out. 22. I ____________ (meet) him somewhere before.
23. Linh told me she ____________ (study) a lot before the exam.
24. The lamp went off because I ____________ (not/pay) the electricity bill. 25. Hoa____________ (not/do) her homework, so she was in trouble.
26. He said that He ____________ (not/visit) the US before.
27. Hoa and Lan ____________ (not/meet) before the exam. 28. I ____________ (not/have) lunch when she arrived.
29. She ____________ (not/use) smartphone before, so I showed her how to use it. 30. Linh ____________ (not/study) for the exam, so she was very anxious.
