Necessary, sufficient, and contrapositive are important. Are these things clear? Also maybe read about fallacies--there's a blog article on here called Common Flaws. What are some ones you got incorrect? Maybe the most important thing is staying …
Maybe wait a bit on scoring them and also, take a break. Maybe have some pet visiting time, either with pets you or friends or family have, or going to an animal shelter.
Not an expert, but I'd get rest and study in some public areas--not too loud but not silent and pack 1-2 days before test day so you don't have to do as much on the day of.
Thinking we have plenty of law RC passages if you start from the early PTs. The Manhattan LSAT Blog has a column series called the RC Reading Club that has links to articles.
A couple quick thoughts: 1) It, in theory, could've happened to any of us, 2) Have compassion for yourself--and you got the ticket in time, 3) You learned from this test and will likely be stronger for the retake, 4) If you haven't already done this…