原帖由 yug55 于 2009-2-3 17:21 发表 $ x. O' U. p% j
做了一遍,错了好多啊
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Don't worry, just go back to read the book, then do it again until you don't make mistakes.! u7 t8 t& u( G9 ^2 x4 C) S
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[ 本帖最后由 annie66 于 2009-2-3 19:15 编辑 ]