He passed the medical school entrance exam on his first try.

He passed the difficult exam.

World War I was a large-scale war that lasted from 1914 to 1918.

The first day of the month is the beginning of a new month.

I have been to France once.

I went to see a movie by myself.

He has a competitive spirit that does not allow even one defeat.

He finished all his work all at once.

Watching a movie alone is enjoyable.

I ate one apple.