The infinitive can appear by itself, or it can be part of a larger infinitive phrase.
Examples of infinitives:
To run
To walk
To cook
To understand
To make
you wrote it wrong it makes no sense
Explanation:
becasue you say none of my class mates comes/come to class to mondays
you have to put none of my classmate comes to class on mondays
Shakespeare-online.com/plays/hamlet/hamletintroduction.html