Ответ:

Перевод задания: Раскрой скобки, поставив глагол в прошедшем длительном времени.

В Past Progressive используется форма was/were + глагол с окончанием -ing.

  1. I was reading a book at 7 p.m. (Я читал книгу в 7 часов вечера.)
  2. They were playing football when it started to rain. (Они играли в футбол, когда начался дождь.)
  3. She was not watching TV at that time. (Она не смотрела телевизор в то время.)
  4. We were having dinner at 6 o’clock. (Мы ужинали в 6 часов.)
  5. My brother was listening to music while I was doing my homework. (Мой брат слушал музыку, пока я делал домашнее задание.)

Ответ: 1) was reading; 2) were playing; 3) was not watching; 4) were having; 5) was listening, was doing.