1. Yeah, "confirmed him (unspecified) of his suspicions (about him (彼))..." It seems like the English translation could have been more precise here, but maybe it's just right. Man, E->J is tricky...
By the way, I just wanted to kind of hammer out how I had read it against what I was seeing in this thread, because I got confused for a second.
4. Out of curiosity, what's happening here? ジョージが言ってたけど、鼻くそ味に違いないってのに当たっ たことがあるって
Is that saying that George had said that there are times when it's definitely the taste of boogers? Maybe I'm just missing the context, but I'm having trouble understanding what this means.