Когда включили свет, она сразу поня

Когда включили свет, она сразу поняла, что в офисе кто-то побывал.

Результаты (английский) 1:

When the included light, she immediately realized that someone in the Office visited.

Результаты (английский) 2:

When turned on the light, she knew immediately that the office someone had been.

Результаты (английский) 3:

when they turned the lights on, she realized someone was in the office.