I had the same sort of feelings when I got cut a lot earlier than everyone else. I started to doubt whether I really wanted to be in a sorority and whether I wanted to go back to the Recruitment process. But I went anyway, and the next night, I realized that I really had a connection with ONE specific group of girls. I went to their Pref and I knew that I had to be a Phi Mu
So give it a chance... the entire week is a whirlwind of changing emotions and you never know when your opinion could suddenly slant towards a chapter you had previously disliked. And if on Pref night, you still feel like sorority life isn't for you... well that's OK too.
You sound like a great girl, and being a sophomore makes you better at time management, already involved in other campus activities, and more confident in your schoolwork. All of those things are great assets, and qualities that many freshmen don't possess. Be confident in yourself and see what happens