i know!
( X8 w: R2 s2 s& W$ I1 p; x4 C( \tvb now,tvbnow,bttvbwhen they can have 15 mins discussion.
) {) D. A+ `7 i- w$ }% }make 1 of them to do a specific job whcih is counting' h9 a4 X) q1 t9 C; O8 Y, g
only him can turn on off off the light.公仔箱論壇0 e( L+ o1 ^8 g0 W6 x9 w
Basically, if you are the first time to get in the room, turn on the light,
. L, v( [" Q* e7 K4 y7 Q" l5 Ythen wait for "the special man" to turn the light off....
- X" r9 O V; }$ twhen "the special man" count in up to 30 (included himself)
1 ]8 b* M7 V6 J) n6 Lthen it is done! |