空调在晚上会自动关闭以节省能源。

The air conditioning ___goes ___off automatically at night to save energy.

大楼里所有的灯在午夜都会熄灭。

All the lights in the building ___go ___off at midnight.

我的电脑在我工作到一半时突然关机了。

My computer just ___went ___off in the middle of my work.