He is systematically advancing his work.

This theory is universally accepted.

He looked at me with a pejorative gaze.

Mr. Matsumoto is my best friend.

This method is very effective.

His smile was ephemeral, disappearing in an instant.

I'm always impressed by his astonishing talent.

He always has a critical attitude.

This club has an exclusive membership.

I can't keep up with his irregular schedule.