Поставить во все временные формы Обязано быть 12 Past Preset Предложение

1. We watch film.
2. We will watch film. 
3. We will be watching film.
4. We've been watching film. 
5. We have watched film. 
6. We had watched film. 
7. We watched film. 
8. We had been watching film.
9. We will have been watching film. 
10. We were watching film. 
11. We are watching film. 
12. We will have watched film.
По идее - так. Если не надобно прибавлять объяснительные конструкции(по типу tomorrow, by 6 o'clock, before...), то это всё. :)