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发表于 2009-1-16 17:55
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原帖由 老警察 于 2009-1-16 07:12 发表 
+ A7 N, r$ B9 _+ ?$ kTurn on the first for one min and then turn it off.& U- A1 ?. `+ I2 k- |1 I l. K
Turn on the 2nd for five min and then turn it off." ]/ o P: N- s* e, y
Turn on the 3rd and leave it on.8 q, M, s; V4 r: ?
And then go upstairs right away.
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# x, D' h; Y2 i/ \Find the answer by using ...
, o6 l! C: q1 o6 r" u好智力,赞一下 |
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