When writing a Japanese composition, the paper is generally in the writing style of だでぁる.

Another way is to write a sentence in style.

If you want to use the "ですます" body, there is nothing to say.

But it feels like something written by a child.

It is best to write papers or documents.

As a special case, it is best to write posters, letters, etc. ですます style.

Especially when writing to teachers, use honorifics.

It is equivalent to talking directly to the teacher.

Otherwise it will be considered impolite.