1. I / study / last night - I was studying last night. (Я учился вчера вечером.)
2. My parents / work / last Saturday - My parents were working last Saturday. (Мои родители работали в прошлую субботу.)
3. It / rain / yesterday - It was raining yesterday. (Вчера шел дождь.)
4. We / do an exam / at nine o'clock - We were doing an exam at nine o'clock. (Мы сдавали экзамен в девять часов.)
5. I / wait / for you! - I was waiting for you! (Я ждал тебя!)
6. We / speak / English - We were speaking English. (Мы говорили по-английски.)