1. She was busy.
2. I wasn't busy.
3. Were you busy?
4. Were they at home?
5. He wasn't at home.
6. I didn't know.
7. Did they know?
8. She didn't know.
9. Who knew?
10. Nobody knew.
11. Did he read English books?
12. They never read.
13. Did she have a flat?
14. He had nothing.
15. Who was this?
Объяснение:
1. She was busy.
2. I wasn't busy.
3. Were you busy?
4. Were they at home?
5. He wasn't at home.
6. I didn't know.
7. Did they know?
8. She didn't know.
9. Who knew?
10. Nobody knew.
11. Did he read English books?
12. They never read.
13. Did she have a flat?
14. He had nothing.
15. Who was this?
Объяснение: