1. Has John ever won (win) a prize at a race?
2. I fell (fall) asleep yesterday when I was watching (watch) TV.
3. George has never been (be) to Canada.
4. Tom is not back to England. He has been (be) to Italy for three weeks.
5. We did (do) a lot last Sunday.
6. I sometimes go (go) to the cinema.
7. Nick worked (work) hard yesterday.
8. I haven't found (not find) my ring yet which I lost (lose) at the party yesterday.
9. They  (build) this castle in 1762.
10. Do you like to have something to eat? No, thank you. I have just had (just have) dinner.
11. While Tom was playing (play) tennis, Ann was taking (take) a shower.
12. I  not  (see) his dog since yesterday morning.
13. Mike is playing (play) on his notebook now. How long has he  (play)?
14. " Do you speak (speak) English?" she was asked.
15. When they were working (work) in the garden, the phone rang (ring).