Multiculturalism is the key to a thriving society.

The sun sets below the horizontal line.

The constant setbacks frustrate her efforts to succeed.

There is a strong correlation between smoking and lung cancer.

He loves outdoor activities, namely hiking and camping.

The benefits of exercise outweigh the risks.

He is a decent person who always follows social and moral norms.

I endorse the check to my sister.

I will meet with my friend sometime next week.

The air quality in the city has been deteriorating due to increased pollution.