鐘打4下,要3秒,咁鐘打7下,要幾多秒呢?
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% ?$ C7 W+ r$ S. W' R公仔箱論壇鐘打4下,要3秒,咁鐘打7下,要幾多秒呢?^^
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答左回覆先好看答案呀^_^,唔係冇引咖啦- -v7 P9 E3 L" w& {+ r
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ans: 6 |