The sudden bonus was indeed a godsend.

He was fishing outside of the boat.

The police have started searching for the suspicious ship.

We toured the lake by tour boat.

I'm so busy with work, I could use all the help I can get.

Before starting a new business, he evaluated all the risks as if he were crossing a stone bridge by tapping on it, meaning he was very careful.

The doctor examined my perineum.

A healthy diet and moderate exercise help boost immunity.

He is an expert in mechanics.

The Earth maintains its shape due to centrifugal force.