五月一日是国际劳动节。
阳历五月一日是国际劳动节。
In the solar calendar, May the first is International Labor Day.
五月一日是劳动节。
劳动节，劳动节。这是五月的第一天。我们兴高采烈。
Labor Day, Labor Day. It's the first of May. We are happy and gay.
劳动节在五月一号。
劳动节在五月一日，这是国际劳动人们的节日。
Labor's day is on May 1, and it is an international day for workers.
劳动节在五月一日，这是国际劳动人们的节日。
Labor's day is on May 1, and it is an international day for workers.
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