He realized he had missed the meeting only after he got home.
Only after he got home did he realize he had missed the meeting.
I have never seen such a dramatic and exciting football match in my life.
Never in my life have I seen such a dramatic and exciting football match.
They seldom leave the office before 7 PM due to the heavy workload.
Seldom do they leave the office before 7 PM due to the heavy workload.