This program is very practical and can be used immediately.

This research is based on empirical data.

In geology, the study of tectonics is important for understanding earthquakes and volcanic activity.

He expressed a direct opinion.

He played the antagonist in the movie.

I think that price is reasonable.

That job suits his suitability.

He is a zealous music fan.

Our picnic was cancelled due to the sudden rain.

Please be careful of his deceptive actions.