1. They (run) ….….hard, but by the time they (arrive) …….…at the school, the class (start) …………..
2. It (be) ……………...a beautiful day. Our family (do) ………..……some gardening. We (get) ……………... .the flower beds ready for the planting.
3. He (study) ……….….at Cambridge University before he (come) ………… to Oxford University.
4. When we arrived they (build) ……….…dams to prevent the flood .
5. By four o’clock p.m. yesterday they (finish) ….…..pitching camp for the night.
6. They (drive) ……for an hour when they suddenly (realize) ………... that they (forget)………….the map.
7. They (be) …………….mute and red with anger. They (quarrel) ………..….with each other.
8. “Yesterday you (hear) ………something falling upstairs?”. “No, I (concentrate) ………on my study”
9. We (watch) …………..…television when the light (go) …………....off. The room (submerge) ……… in a blackness.
10. You (not feel) ………….…….tired? You (study) …………………….. for four straight hours.
11. “What you (do) ………..…when the thief (break) ………….…in your house?” – “I (watch) ……….….an interesting football match.”
12. We (understand) ______________ it after the teacherr (explain) _______________ it to us.
13. Last night at 6 PM, I (have)………………………... dinner.
14. What were you doing while you (wait)…………………….?
15. Her yesterday birthday party (make)……………… her happy.