Bài 6: Hoàn thành những câu sau, sử dụng thì quá khứ hoàn thành của động từ. 1. When I arrived at the station, the train (leave)_________________. 2. My friend (live)___________in China before she moved to American. 3. They (never been) _______________ here before. 4. After I (finish) __________ my breakfast, I went to work. 5. The student (not finish) __________their assignments so they were in great troubles. 6. After the couple (eat) ____________seafood at a seaside restauran, they felt sick. 7. If you (listen) __________to my advice, you wouldn’t have made that silly mistake. 8. What did Jim do after he (finish)__________his homework? 9. The trees were dead because it (be)_____________dry all the summer. 10. _____________(you/meet) Jane anywhere before? Bài 7: Khoanh tròn vào đáp án đúng. 1. My co-worker (had not used/didn’t use) email before, so I showed him how to use it. 2. Because I (hadn’t studied/didn’t study) for the test, I was very nervous. 3. The wave (had destroyed/ destroyed) the sandcastle that we had built yesterday. 4. When shewent out to meet her friends, she (had already done/ already did) all the chores. 5. The waitress brought a drink that I (didn’t order/ hadn’t ordered) before. 6. (Had you given/ did you give) James a ring before you dropped by his apartment? 7. Susan (took/had taken) a rest after she had washed all the dishes. 8. When Jim came to the meeting, everyone (had left/left). 9. Before she had dinner, she (had washed/ washed) her hands carefully. 10. Before I (had gone/went) out, I asked my parents for permissions.