Little did does( did, does ) she know that they were planning a surprise party that day.
Scarcely ❌ the film started when people started entering the room.
Seldom did do( did, do ) you see such an amazing performance.
Hardly ❌ I gone to sleep when the phone rang.
Only then have did had( have, did, had ) we understand the gravity of the problem.
Not only does do( does, do ) he sing beautifully, he can play the piano as well.
Never ❌ I seen such a beautiful sight.
Only ❌ did she think of a solution.
Not No( Not, No ) until he was very angry did she apologize.
Under no circumstances ❌ I agree to help you.