Hand 1: you beat JJ+ for one, FD's will raise, Pairs + gutshots might, pairs + FD's, two pair, etc. Stack off. If he has u set < set, im sorry. It happens.

Hand 2: Fold it, too much action, QQ+, TT, 77, 33 all beat u, plus two pairs, lots of draws, you just don't have good equity in this pot.