3. Open the brackets. 1) The strong wind ___ (to blow) when we ___ (to be) in the open space. 2) He ___ (to watch) the children run and play. 3) They ___ (to leave) when she ___ (to come) in. 4) I ___ (to travel) abroad when I ___ (to get) his e-mail. 5) She ___ (to drive) when she ___ (to notice) me in the street. 6) It ___ (to snow) all the evening yesterday. 7) When I ___ (to enter) the classroom, everybody ___ (to write) something very attentively. 8) My friend ___ (to walk) at 1 o’clock yesterday. 9) We ___ (to have) breakfast when the postman ___ (to arrive). 10) Mary ___ (to get) ready for the exam while I ___ (to take) notes.

Перевод задания: Раскройте скобки.

1. The strong wind was blowing when we were in the open space. (Дул сильный ветер, когда мы находились на открытом месте.)
2. He watched the children run and play. (Он наблюдал, как дети бегают и играют.)
3. They were leaving when she came in. (Они уходили, когда она вошла.)
4. I was travelling abroad when I got his e-mail. (Я путешествовал за границей, когда получил его электронное письмо.)
5. She was driving when she noticed me in the street. (Она ехала за рулём, когда заметила меня на улице.)
6. It was snowing all the evening yesterday. (Вчера весь вечер шёл снег.)
7. When I entered the classroom, everybody was writing something very attentively. (Когда я вошёл в класс, все очень внимательно что-то писали.)
8. My friend was walking at 1 o’clock yesterday. (Вчера в час мой друг гулял.)
9. We were having breakfast when the postman arrived. (Мы завтракали, когда пришёл почтальон.)
10. Mary was getting ready for the exam while I was taking notes. (Мэри готовилась к экзамену, пока я делал записи.)

Past Continuous использован для длительных или параллельных действий; Past Simple — для завершённых событий, произошедших в ходе этих действий.