HU cash, 0.5/1, improved on the turn, always a raise?

[DeLRoca]

unknown opponent. slight passive pf.

Full Tilt Poker, $0.50/$1 NL Hold'em Cash Game, 2 Players
LeggoPoker Hand History Converter

Hero (SB): $99
BB: $126.40

Pre-Flop: T[img]/images/graemlins/spade.gif[/img] 7[img]/images/graemlins/heart.gif[/img] dealt to Hero (SB)
<font color="red">Hero raises to $3</font>, BB calls $2

Flop: ($6) 6 7 6 (2 Players)
BB checks, <font color="red">Hero bets $5</font>, <font color="red">BB raises to $15</font>, Hero calls $10

Turn: ($36) T[img]/images/graemlins/heart.gif[/img] (2 Players)
<font color="red">BB bets $25</font>, Hero?


I expected him to hold QQ.
Otherwise its an obvious raise against AcJc and 88, 99...

call riverpush if a blank falls?

which line do you prefer? and why?!