He was watching a live broadcast of soccer.

The steepest descent method is one way to solve optimization problems.

My grandfather was diagnosed with shingles last week.

He returned to the scene to collect forensic evidence.

My grandfather got shingles last week.

He is undergoing electrotherapy for his back pain.

Music therapy is very effective in reducing stress.

His writing skillfully uses zeugma to surprise the reader.

This software has backward compatibility.

This mineral is called ulexite and has special optical properties.