i know!
5 z- F8 M0 @ O1 c/ C0 M# o' K公仔箱論壇when they can have 15 mins discussion.www3.tvboxnow.com, w, ^* o4 T7 Z( X t' j, p$ _
make 1 of them to do a specific job whcih is counting
# m( w3 @) `" z3 R7 o% conly him can turn on off off the light.
) ^9 \" P- }7 x8 }6 ABasically, if you are the first time to get in the room, turn on the light,
% G( e+ i! E; W o8 r5 _公仔箱論壇then wait for "the special man" to turn the light off....公仔箱論壇3 r& X" N/ }& x; V! D, L9 Z1 v
when "the special man" count in up to 30 (included himself)
8 @; ~2 v+ h* a4 }8 `then it is done! |