Poker Stars, $0.02/$0.05 No Limit Hold'em Cash, 5 Players

BTN: $5.55 (111 bb)
SB: $10 (200 bb)
Hero (BB): $5 (100 bb)
MP: $12.31 (246.2 bb)
CO: $0.52 (10.4 bb)

Preflop: Hero is BB with 3 3
2 folds, BTN calls $0.05, SB folds, Hero checks

Flop: ($0.12) 2 T 3 (2 players)
Hero checks, BTN bets $0.20, Hero raises to $0.40, BTN calls $0.20

Turn: ($0.92) J (2 players)
Hero bets $0.52, BTN raises to $1.65, Hero calls $1.13

River: ($4.22) 5 (2 players)
Hero checks, BTN bets $1.25, Hero ?

Ok the Flop raise was to small, but i am not sure on the Turn, and the River is an easy fold ?