是on that day还是at that day呢 还有the other day有那一天的意思吗?(⊙_⊙)?

究竟是that day,还是on that day?时间状语 是on Thanksgiving Day 还是at Thanksgiving Day 是说 on May Day 还是说 at May Day 是on that day还是at that day呢 还有the other day有那一天的意思吗?(⊙_⊙)? we are going to work hard ____that day (空中填at还是on或in)为什么不是at有at that time丫肯定是on吗 在万圣节是at Halloween还是on Halloween,在儿童节是on children's Day还是at children's Day on和at区别是in a rainy day 还是 at a rainy day why ____(on/in/at )that day in the day that rained还是at the day that rained?或者on.哪个较好,或则都不好? 是in that day还是on that day要理由哦 “在儿童节”是at Children's Day还是on Children's Day 是说 on May Day 还是说 at May Day啊 what is the weather like on the Labor day是用on,in还是at? 英语中,在那天怎么表达?是用on that day 还是不用on 在那个地方是in that place ,on that place还是 at that place teachers' day前面加on还in是还at是还是to?为什么 that day前面用什么?On In?At?of? ( ) that day A.at B.in C.on