3. вставьте глагол to be в форме present, pastили future indefinite.when you at work yesterday? - i there at 8 o’clock.my brother not ill now.i not in kyiv now. i in london.all my family at home tomorrow.when he young, he was a pilot.she a good student.where you last friday? – i at the cinema.nick ill last month.where your father now? i think he not a doctor.

When were you at work yesterday? - I was there at 8 o’clock.My brother is not ill now.I am  not in Kyiv now. I am  in London.All my family will be at home tomorrow.When he was young, he was a pilot.She is a good student.Where were you last Friday? – I was at the cinema.Nick was ill last month.Where is  your father now? I think he will not be a doctor.

В подчёркнутом фрагменте у Вас есть неточность в самом задании. Посмотрите внимательно.Возможно там должно быть время  Future Indefinite.

When ...were.. you at work yesterday? - I ..was... there at 8 o’clock.My brother .is not ill now.I ..am... not in Kyiv now. I ..am... in London.All my family ..will be... at home tomorrow.When he ..was... young, he  was a pilot.She is a good student.Where were you last Friday? – I was at the cinema.Nick was ill last month.Where is your father now? I think he will  not be  a doctor.