I am a non-smoker.

The researcher used a rigorous methodology to conduct the experiment.

Potassium is an essential mineral for maintaining proper heart and muscle function.

Inversion is a linguistic phenomenon where the normal word order of a sentence is reversed.

This alien culture is fascinating to learn about.

a slash across his right cheek

Many people choose to migrate from rural areas to urban areas for better job opportunities.

He is very athletic and excels in various sports.

The value of pi is a constant.

I forgot to bring my textbook to class.