Student or Learner
Which verbs that collocate with 'extra class' to mean someone is in charge of the class and teaches?
1. give extra class
2. hold extra class
3. have extra class
4. make extra class
First, you need to have an article: An extra class.
I will hold an extra class to help you prepare for the final exam. -- This is my personal preference.
I will conduct/teach/have/give an extra class...
Of your examples, only "make" doesn't work.
I'm not a teacher, but I write for a living. Please don't ask me about 2nd conditionals, but I'm a safe bet for what reads well in (American) English.