1 played (Ее папа играл в футбол в понедельник)
2 cooked(Его мама готовила мясо вчера)
3 was (Это был прекрасный сад)
1 Her father didn't play football on Monday. Did her father play football on Monday?
2. His mother didn't cook the meat yesterday. Did his mother cook the meat yesterday?
3. It wasn't a wonderful garden. Was it a wonderful garden?