填空题 Christmas is a day of fun, feasting and exchanging 1 . People have been preparing for it for weeks. They have been cooking 2 foods, going to parties, and buying gifts. They have been decorating their houses in the two traditional 3 of Christmas: red and green. The most important Christmas decoration in many houses is a Christmas tree. It is an evergreen tree 4 light, glass balls and shiny papers. The Christmas tree is a 5 of life in the darkest, coldest season in the northern part of the world.