Exercises: 1. The traffic was very heavy. By the time I (get) to Mary’s party, everyone(already arrive) . 2. On arrival at home I (find) that she (just, leave) just a few minutes ago. 3. Last night we (watch) television when the power (fall) . 4. As I (cross) the road I (step) on a banana skin and I (fall) heavily. 5. When I (come) to the stadium, the match (already, begin) . 6. It was the first time I (ever, meet ) such a beautiful girl. 7. Mary (leave) for home before we (get) to the store yesterday. 8. At first I (think) I (do) the night thing, but I( realize)___ I(make)______ a serious mistake. 9. I (not, know) who she was. I (never, see) her before. 10. The children (do) _________ their homework when their father(come) _______ back from the office. 11. Bill(have) ________ breakfast when I (stop) ______ at his house this morning. 12. When the students (hear) _____ the bell, they (get up) ______ and (leave) _____. 13. They (go) ______ home after they (finish) their work. 14. He (thank) _____ me for what (do)______. 15. My friend (not see) _____ me for many years when I (meet) him last week. 16. They (tell) him they (not meet) him before. 17. She (say) that she already (see) Dr. Rice. 18. You (wear) your new hat when I (meet) you yesterday. 19. While you (play) the piano, I (write) a letter. 20. The little girl(ask) what (happen) to her ice-cream. 21. He (finish) this work before you (leave). 22. The meeting (finish) by the time we (get) there. 23. I (not see) him since last Monday. 24. They had sold all the books when we (get) there. 25. I (never ead) a story that interseted me so much as the one I (read) last night. 26. Why didn’t you listen while I (speak) to you? 27. How many films you ( see) this month? 28. Tom was very tired because he (run) for an hour. 29.When she (arrive) at the airport, everyone ( already ,leave). Mn giúp mk với mk cần gấp