If your Instructor has decided to make your past courses available to you, you can access them by using the Course overview filter My courses page to display courses in the Past 

Accessing Old Moodle courses 

All courses prior to academic year 2020 - 2021 are on the Moodle site. To access your past Moodle course, browse to http://moodle.yorku.ca, login with your Passport York (PPY) credentials and click on the course title in your dashboard. This will open the course in Moodle.