Поставьте глаголы в past continuous или past indefinite1. i.........television when the phone rang, (watch)2. when die ambulance came, we.............................him into it. (carry)3. she.............................her car when she suddenly felt ill. (drive)4. when he saw me: he.............................the wall. (m)5. we.............................to die radio when it suddenly stopped working, (listen)6. why..............................cards when he walked into the office? (you play) 7..............................you when you gave diem the money? (they thank) 8...............................when you turned on the gas? (you smoke)9. when i arrived, they..............................hello but continued working, (say)10. when i got to the hospital, she.............................in the waiting room, (sit)

Вот правильные формы глаголов для ваших предложений:

1. I was watching television when the phone rang. (Длительное действие прервано коротким) English Grammar Online
2. When the ambulance came, we carried him into it. (Последовательность завершенных действий) British Council LearnEnglish
3. She was driving her car when she suddenly felt ill. (Длительный процесс в момент прерывания)
4. When he saw me, he was painting the wall. (Он находился в процессе покраски, когда увидел меня)
5. We were listening to the radio when it suddenly stopped working. (Фоновое действие прервано поломкой)
6. Why were you playing cards when he walked into the office? (Вопрос о процессе в конкретный момент прошлого)
7. Did they thank you when you gave them the money? (Завершенное действие в ответ на другое действие)
8. Were you smoking when you turned on the gas? (Вопрос о процессе, который мог привести к опасности)
9. When I arrived, they said hello but continued working. (Краткое завершенное действие)
10. When I got to the hospital, she was sitting in the waiting room. (Описание состояния/процесса в определенный момент)

Для закрепления темы можно изучить правила использования времен на Cambridge Dictionary Grammar. Вы можете прислать другие предложения для проверки или попросить объяснить правило выбора времени в конкретном пункте.