3)
1. Understands
2. Are doing
3. Barks
4. Haven't published
5.are trying
6. Haven't written
7.had
8. Was cooking
9. Played
10. Were listening
3)
1. Understands
2. Are doing
3. Barks
4. Haven't published
5.are trying
6. Haven't written
7.had
8. Was cooking
9. Played
10. Were listening