1. I (live) have lived here since 1989.
2. They (work) have worked for this factory for 20 years.
3. He (read) has read this novel three times.
4. Hoa and I (know) have known each other since we were at the same class.
5. I (not/see) haven't seen her since last month.
6. I (not/work) haven't worked have not worked today.
7. We (buy) have bought a new lamp.
8. We (not/plan) haven't planed our holiday yet.
9. Where (be/you) has you been ?
10. He (write) has written five letters.
11. (be/you) Have you been at school?
12. School (not/start) have not started yet.
13. (speak/he) He have speaked to his boss?
14. No,he (have/not) Have not had the time yet.
15. The cat (just/catch) have just catched a mouse.
16. He (already/invite) have already invited his friends.
17. Julia (make) have made a table with three columns.
18. The teacher (lose) have losed the keys,so he can’t open the door.
19. I (just/clean) have just cleaned my bike.
20. My friends (give up) has gived up smoking.
