An hour ago I was watching TV. — Час назад я смотрел телевизор.
When she came, we were playing football. — Когда она пришла, мы играли в футбол.
I was driving at 16:00 yesterday. - Вчера в 16:00 я был за рулем.
Peter was reading, when I was having lunch. - Питер читал, когда я обедала.
I was writing a letter. - Я писала письмо.