He is conducting research on a new energy source.

He is spending a lot of time on experimental research.

Personally, I think this movie is the best.

He found the target and shot the arrow.

This project requires extensive research.

This project requires a broad range of skills.

We gathered to discuss that issue.

He is supporting that theory.

I can't see an end to the argument with him.

He was troubled by the scholasticism.