Christmas Day is a happy day ____ many children.该用哪个介词?这里该用哪个介词?

When is Christmas Day? Christmas Day is( ) christmas day is in ( ) Christmas Day is() Christmas day is on( ). Christmas day is _______ 英语作文:A Happy Christmas Day,开头是：Christmas Day is coming A happy christmas day Christmas D__________ is a day for family reunion. Christmas Day is coming--------.a.soon b.after two days ( )25th is Christmas Day Christmas Day is in ____________ the day before christmas day is什么? It is Christmas Day,and there is a big partyIt is Christmas Day,and there is a big party in the house . Christmas day a fine day 歌词 翻译：Christmas or Christmas Day is a holiday celebrating the birth of Jesus,the central figure of When is Christmas Day?回答是什么 Her birthday is __ Christmas Day