The incubation period of the new coronavirus is on average 5 to 6 days.

Software engineering is a field of study related to the design and development of computer programs.

He ate one apple.

It is important for each person to fulfill their role.

He acted according to my instructions one by one.

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

I have been to France once.

His first choice of school is the University of Tokyo.

I went to see a movie by myself.

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