пока мы ждали своей очереди, начал

пока мы ждали своей очереди, начал идти дождь и стало очень холодно

Результаты (английский) 1:

While we were waiting their turn, began to rain and it became very cold

Результаты (английский) 2:

while we were waiting for their turn, I began to rain and it was very cold

Результаты (английский) 3:

while we were waiting for their turn, started raining and it was very cold