QQ on K flop,heads up

[Noodles]

1/2$,hero has Q [img]/images/graemlins/diamond.gif[/img] Q [img]/images/graemlins/heart.gif[/img] in BB, 6 handed
no read ,only played a few hands but this guy had raised most preflop

Fold,MP limps,fold,fold,sb raises,i reraise,MP folds, sb calls

FLOP:2 [img]/images/graemlins/club.gif[/img]4 [img]/images/graemlins/club.gif[/img]K [img]/images/graemlins/heart.gif[/img]

sb bets, i call,
what the hell do i do here? raise? he could be betting a lesser hand i suppose

TURN:A [img]/images/graemlins/spade.gif[/img]
yuk, he bets, i call
i felt like folding but that would be daft without a good read soi was resigned to calling down

RIVER:3s
he bets,icall,

ok i felt like a total wimpoid caling station but honestly i hadnt a clue what to do