JACK. GIVE ME A JACK! DO IT ONE TIME!

Have been playing for a while against villian; nothing too serious. I haven't been bluffing much and villian seems to be keeping in line as well. We've played no big pots yet.

Party Poker Pot-Limit Hold'em, $ BB (6 max, 6 handed) FTR converter on zerodivide.cx

UTG ($34.45)
MP ($18.55)
Hero ($43.05)
Button ($10.50)
SB ($57.40)
BB ($52.30)

Preflop: Hero is CO with K[img]/images/graemlins/diamond.gif[/img], K[img]/images/graemlins/heart.gif[/img]. SB posts a blind of $0.25.
<font color="#666666">1 fold</font>, <font color="#CC3333">MP raises to $1</font>, <font color="#CC3333">Hero raises to $3</font>, <font color="#666666">3 folds</font>, MP calls $2.

Flop: ($6.75) T[img]/images/graemlins/diamond.gif[/img], Q[img]/images/graemlins/club.gif[/img], 2[img]/images/graemlins/heart.gif[/img] <font color="#0000FF">(2 players)</font>
MP checks, <font color="#CC3333">Hero bets $5</font>, MP calls $5.

Turn: ($16.75) A[img]/images/graemlins/diamond.gif[/img] <font color="#0000FF">(2 players)</font>
MP checks, Hero checks.

River: ($16.75) 2[img]/images/graemlins/diamond.gif[/img] <font color="#0000FF">(2 players)</font>
MP checks, Hero ?

Check the turn? Bet the river? What if he had pushed the turn?