- 問題詳情:ThefirstdayofthemonthofMayisknownasMayDay.Itisthetimeofyearwhenwarmerweatherbegins.Peoplecelebratethecomingofsummerwithcustomsthatareexpressionsofjoyandhopeafteralongwinter.Today,MayDayactivitieshavebeenmovedtotheMayDayholidayonthefirstMonday...
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