Выбрать верный ответ: We went into the house by a side

Избрать верный ответ: We went into the house by a side door and the first thing I____ was that the passages ___ all dark ,and that she___ a candle burning there.
1) noticed,were,left
2)had noticed,had been,had left
3)noticed,were,had left
4) have noticed,were,had left