Unit 12 Its Christmas again,When is Christmas Day,Christmas Day falls on the 25th of December,What do we say on this day,Merry Christmas,Merry,Christmas krsms,Christmas tree,Christmas card,present preznt,Santa Claus,Christmas Day 圣诞节 Christmas tree 圣诞树 Christmas card 圣诞卡 Christmas present 圣诞礼物 Merry Christmas 圣诞快乐 Father Christmas 圣诞老人 Santa Claus 圣诞老人,celebrate 庆祝,decorate 装饰,receive 收到,greet 问候,light lat,colourful 彩色的,dress up 装扮，穿上盛装,What do we do on this day,celebrate Christmas 庆祝 圣诞节,decora
