1. Mr. Porter has not finished his work.
2. Julia has never been to New York.
3. Mrs. Johnson hasn't watered her plants.
4. I haven't seen Peter at school today.
5. Paul hasn't painted his kitchen for a long time.
6. Polly hasn't washed her cups and plates.
7. Jerry hasn't watched TV today.
8. Mary and I haven't decided what film to see.
9. Most of us have never played baseball.
10. Jim has never worked as a journalist.
11. I have never stayed at the "Star" hotel.
12. Samantha has never cooked chocolate pudding.
13. My son hasn't read "Hamlet", one of the most famous plays written by W. Shakespeare.