The human immunodeficiency virus is the virus that causes AIDS.

At the school sports festival, we did a three-legged race.

It is important to learn about the prevention and treatment of the human immunodeficiency virus.

He is feeling solitude.

The human immunodeficiency virus destroys the immune system, causing the body to lose its ability to fight disease.

The human immunodeficiency virus destroys the immune system, making the body unable to fight disease.

The Venus de Milo is considered a symbol of ancient Greek beauty.

My Alaskan Malamute is very smart.

Shin sleeps well in bed.

Mr. Byou is cleaning the hallway.