i know!$ }2 f' I4 p. b
when they can have 15 mins discussion.
. f: E# v4 X" V2 P5.39.217.77:8898make 1 of them to do a specific job whcih is counting
3 j# x8 ~% K6 o) y$ sonly him can turn on off off the light.5.39.217.77:8898( Z. k N$ `+ { W
Basically, if you are the first time to get in the room, turn on the light,
4 B/ n. V6 `1 e X# V4 v( n' ^5.39.217.77:8898then wait for "the special man" to turn the light off....公仔箱論壇/ a) \ U Q4 o1 _( h3 `- b6 E, n
when "the special man" count in up to 30 (included himself)
\# U5 X2 o. ]1 B! @* S5.39.217.77:8898then it is done! |