Choose the correct verb forms: 1) They took CCTV pictures of the shoplifter while she stole / was stealing CDs. 2) While the hackers created / were creating a new virus, the FBI began an investigation. 3) The robbers were trying to steal an enormous diamond when the police arrived / were arriving. 4) He was walking in the forest when he found / was finding a gun. 5) While the vandals were breaking windows, someone called / was calling the police. 6) Thieves entered the house while everyone slept / was sleeping.

Перевод задания: Выберите правильные формы глаголов.

1. They took CCTV pictures of the shoplifter while she was stealing CDs. (Они снимали на камеры наблюдения, как похитительница крала компакт-диски.) Длительное действие происходило в момент съёмки.
2. While the hackers were creating a new virus, the FBI began an investigation. (Пока хакеры создавали новый вирус, ФБР начало расследование.) Длительный фон — Past Continuous; начавшееся событие — Past Simple.
3. The robbers were trying to steal an enormous diamond when the police arrived. (Грабители пытались украсть огромный алмаз, когда прибыла полиция.) Краткое событие употребляется в Past Simple.
4. He was walking in the forest when he found a gun. (Он шёл по лесу, когда нашёл пистолет.) На фоне длительного действия произошло краткое событие.
5. While the vandals were breaking windows, someone called the police. (Пока вандалы били окна, кто-то вызвал полицию.) Вызов полиции — отдельное завершённое событие.
6. Thieves entered the house while everyone was sleeping. (Воры вошли в дом, пока все спали.) Сон — длительное действие, на фоне которого произошло другое событие.