He is writing a paper on coding theory.

Using this acute accent changes the pronunciation.

A dependent, or affix, is a grammatical element that depends on the main word.

The train will arrive soon.

He is the chief of this project.

Thiophene is a compound often used in organic chemistry.

My favorite food is fried chicken.

She saw a distant mountain.

We swear to be friends forever.

Her eyelids are getting heavy, maybe she is tired.