i know!5.39.217.77:88980 G* z" q4 E% o) M7 d( }+ i" m+ \
when they can have 15 mins discussion.5.39.217.77:88980 ]4 w# P3 g& v" Y) }; K
make 1 of them to do a specific job whcih is counting* Y9 y! z6 j- a* C4 S( z7 B
only him can turn on off off the light.tvb now,tvbnow,bttvb5 E5 ~3 D! P$ E8 L ^4 G
Basically, if you are the first time to get in the room, turn on the light, TVBNOW 含有熱門話題,最新最快電視,軟體,遊戲,電影,動漫及日常生活及興趣交流等資訊。0 R1 G; z, h) ^: J
then wait for "the special man" to turn the light off....
+ Z' A9 n k# |# Twhen "the special man" count in up to 30 (included himself)% q7 h0 z8 U2 r( u3 P
then it is done! |