Ответ:

1.Were

2.Wasn't

3.was

4.was

5.was

6.was

7.was

8.were

9.were

10.were

11.was

12.was

1. weren't

2. wasn't

3. was

4. Was

5. was

6. was

7. was

8. Were

9. weren't

10. were

11. was

12. was

Пояснялочка:

was - ед.число, were - множеств.число

wasn't и weren't имеют значение с отрицанием