He smoothly changed the gears of the car.

He changed gears while driving the car.

This airplane flies at subsonic speed.

He was seeking rest after a long day.

When the engine's piston moves, the car moves forward.

He demonstrated his ability to make the project successful.

If you violate this law, severe penalties will be applied.

Pig's trotters are one of my favorite foods.

That news caused an immediate crisis.

His anger exploded immediately, and the whole room was enveloped in a tense atmosphere.