这家公司在近几年变得利润丰厚。

The company has become highly ___profitable in recent years.

投资可再生能源可能非常有利可图。

Investing in renewable energy can be very ___profitable.

找到一个更高效的方法被证明对这个团队是个有益的决定。

Finding a more efficient method proved to be a ___profitable decision for the team.