Master Wang works in a special position. After working for 8 days, he will take 2 consecutive days off. If he rests on Saturday and Sunday this Saturday, how many more weeks will it take before he can rest on Sunday again.
王师傅在某个特殊岗位上工作、他每上8天班后，就连续休息2天．如果这个星期六和星期天他休息，那么，至少再过多少个星期后他才能又在星期天休息．
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