鐘打4下,要3秒,咁鐘打7下,要幾多秒呢?
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7 @4 `; Y" I/ u& a/ Otvb now,tvbnow,bttvb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- -v* D& Q0 {, D R2 U. [9 c& u
tvb now,tvbnow,bttvb3 m; |4 R8 i8 b/ b* N
ans: 6 |