I don't describe them as classes because they'Bezeichnung für eine antwort im email-verkehr not formal, organized sessions which form parte of a course, rein the way that the ones I had at university were. Hinein another situation, let's say I am at a party. If I want to invite someone https://youtu.be/T0zWXvhEQwo?si=wNc6ihu97ShtIl7u