$22 - Situation in the BB early on

[EricW]

***** Hand History for Game 2741303985 *****
NL Texas Hold'em $20 Buy-in + $2 Entry Fee Trny:15891005 Level:1 Blinds(10/15) - Monday, September 19, 21:19:05 EDT 2005
Table Table 15006 (Real Money)
Seat 6 is the button
Total number of players : 9
Seat 7: Hero ( $820 )
Seat 5: dnut8 ( $940 )
Seat 6: sashalsh ( $905 )
Seat 1: niquewan ( $775 )
Seat 9: CRANDALL_123 ( $820 )
Seat 3: BiggerBubba ( $770 )
Seat 10: BigBlaze69 ( $705 )
Seat 2: jmcconn45 ( $1480 )
Seat 8: DaShuang ( $785 )
Trny:15891005 Level:1
Blinds(10/15)
** Dealing down cards **
Dealt to Hero [ Ac Td ]
CRANDALL_123 folds.
BigBlaze69 folds.
niquewan folds.
jmcconn45 folds.
BiggerBubba folds.
dnut8 folds.
sashalsh folds.
Hero calls [5].
DaShuang checks.
** Dealing Flop ** [ 6c, Th, 8d ]
Hero bets [30].
>You have options at Table 15065 Table!.
DaShuang calls [30].
** Dealing Turn ** [ 8c ]
>You have options at Table 15066 Table!.
Hero checks.
DaShuang bets [45].
>You have options at Table 15066 Table!.
Hero folds.
DaShuang does not show cards.
DaShuang wins 135 chips



I'm thinking the way I played the hand was way too weak-tight; I didn't find out any information about the hand and pretty much just said: "Hey, I'm checking, take the pot." What's the best way to play the turn?