Вопрос, который вызвал трудности

Помогите очень надо! Complete the sentences.
1)... When we decided to have some tea.
2)... When our visitors rang at the door.
3)... When the football match began.
4)... When we finished writing the test.
5)... When they heard the music.
6)... When the film began.
7)... When started snowing.
8)... When mother said that dinner was ready.

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Чтобы дать полноценный ответ, был привлечён специалист, который хорошо разбирается в теме.

После обсуждения с другими специалистами сервиса мы пришли к выводу, что правильный ответ на ваш вопрос будет звучать следующим образом:

1) It was 8 o'clock when we decided to have some tea.
2) We were having supper when our visitors rang at the door.
3) They were in the stadium when the football match began.
4) The teacher was sitting at her desk when we finished writing the test.
5) They were reading an article when they heard the music.
6) She was washing up when the film began.
7) We were skiing when started snowing.
8) I was playing chess when mother said that dinner was ready.