是Labor's Day 还是 Labors' Day?

是Labor's Day 还是 Labors' Day? 五一劳动节倒底是LABOR DAY还是LABOR'S DAY明天做演讲.开场白:I'M GOING TO TALK ABOUT 五一劳动节后边接的是LABOR DAY还是LABOR'S DAY还是前边要加THE? labor day 是劳动节吗? Labor Day 是在什么时候 in the labor's day还是on the labor's day正确?为什么?play guitar 还是play the guitar 这是个特例吗? on labor's day,on spring festival's day ,on what is the weather like on the Labor day是用on,in还是at? 翻译英语“劳动节是每年的五月一号”开头是Labor's Day…………? Aray Day和April fool's Day和international Labor和our national day是什么意思,是几月几号呀 劳动节 LABOR DAY怎么样 labor day在什么时候 labor day和national 是Father’s day 还是 the Father’s day 三八妇女节是mohthet's Day还是Women's Day?快 有什么关于节日的英文,例如:April Fool`s Day 愚人节和Labor Day 劳动节 Aray Day和April fool's Day和international Labor和our national 是几月几号呀 cost是可数还是不可数名词?比如labor cost还是labor costs? It's snowing day还是It's snowy day还有是It's raining day还是It's rainy day