My biological clock is disrupted, and I've been having sleepless nights.

Gender identity refers to the gender that each individual recognizes themselves as.

The Tour de France is the world's largest bicycle race.

My school is very big.

He is a world-renowned scholar.

I set aside time for study every day.

He is highly respected in the academic world.

He is studying at the library every day.

He devoted his life to the study of something.

He is majoring in agronomy.