Перевести и задать общий и специальный вопрос
1) Они не смотрели эту телепередачу в прошлый понедельник
2) Они не были на той интересной выстовке в прошлую субботу

1). They didn't watch this  TV programme last Monday.     Did they watch this  TV programme last Monday?     What didn't they do last Monday?2). They were  not at that interesting exhibitioin last Saturday.      Were they at that interesting exhibitioin last Saturday?      Where weren't they last Saturday?