i know!, D$ |9 j- z6 T7 Q [/ }$ g7 @
when they can have 15 mins discussion.
2 p. S8 @: R7 g8 J$ V# t) ptvb now,tvbnow,bttvbmake 1 of them to do a specific job whcih is countingtvb now,tvbnow,bttvb+ R* i9 I0 |' j( K8 U8 ~8 t9 ^- Y
only him can turn on off off the light.
, [8 z! A4 o* b1 U3 D6 }& e& M: G公仔箱論壇Basically, if you are the first time to get in the room, turn on the light, - T$ }- i: R7 ]$ h$ }( p
then wait for "the special man" to turn the light off....tvb now,tvbnow,bttvb: o! E: W5 c7 C
when "the special man" count in up to 30 (included himself)1 P7 |2 ]5 H' a+ N% w. G& F; {$ {
then it is done! |