While having a picnic in the park, we were hit by a rain shower.

Due to the rainstorm, our picnic was cancelled.

When I look outside, it's raining.

The train will arrive soon.

Interracial marriage promotes diversity and understanding.

Intermolecular forces are an important factor in determining the properties of a substance.

He is doing special exercises to strengthen the interosseous muscles of his hand.

The mesentery plays a role in supporting the intestines.

His work progress is slow.

Well, let's get started!