3. They painted the fence a month ago.
4. Yesterday at five o'clock they were painting the fence.
5. I hope they paint the fence next week.
6. She doesn't sew every day.
7. She is not sewing now.
8. She didn't sew yesterday.
9. She was not sewing at this time yesterday.
10. She probably won't be sewing tomorrow.
11. Do they run in the park twice a week?
12. Is he running in the park now?
13. Did you run in the park last week?
14. Did you run in the park at this time yesterday?
15. Will you run in the park with us tomorrow?
