My one IRL friend in my online class dropped out already, so I'm all alone now

I almost had a complete breakdown while doing my labs today because I just feel like I've learned nothing at all. I loved 101 in the classroom, and really felt like I learned so much. Now I feel like I've paid all of this tuition to learn nothing, and to be utterly reduced to tears weekly. My old standard for grades was an A and only an A. Now, if I get a B, I will REJOICE. I actually sat tonight and calculated the scores I need on my two proctored exams when combined with my averages from open book tests and quizzes and discussion groups to get a B, and I feel like I can probably BS my way that far with those tests, but I wish I was learning