He specializes in tuning pianos.

He was surprised by the recoil of the gun.

His job is a daily monotony routine.

His way of speaking is very monotone.

He was asked to coordinate the schedule.

We have to cooperate to make the project successful.

I think his success is a good omen.

I always keep my notebook in my pocket.

He continues to search for the secret of longevity.

This dynasty lasted for centuries.