Задай вопросы к предложениям : We were playing football at 6 o' clock yesterday. (Who? When?) My friend was walking along the street when he met Helen. (Where? When?)

Who was playing football at 6 o'clock yesterday? Кто играл в футбол вчера в шесть часов?

When were we playing football yesterday? В какое время вчера мы играли в футбол?

When were we playing football? Когда мы играли в футбол?

Where was my friend walking when he met Helen? Где гулял мой друг, когда встретил Хелен?

When was my friend walking along the street? В какой момент мой друг прогуливался по улице?

When did my friend meet Helen? Когда мой друг встретил Хелен?

Время предложений - Past Continuous - прошедшее длительное.