Answer: just write the story as a shorter version of it with the main idea/ details as the original but in your own words. (please tell me if there's something i need to do ab my answer or if i'm missing something)
Explanation:
I'm not quite sure how you want me to answer this but here...
'My three classes, biology, English, and reading are very hard but they are not as difficult as math.'
You do not capitalize classes unless it is a language or it as a number behind it (ex. Algebra 1.).