December 1 is Christmas Day. Christmas is an important (重要的) holiday 2 the United 3 . 4 this day. most families get together 5 a big dinner. They ex chan ge (交换) presents and v isit friends . The Christmas tree is an important 6 o f the Christmas holiday. Most families buy a tree. T he family decorate (装饰) the tree 7 Santa Claus (圣诞老人) has a white b eard (胡子) and 8 a red suit (衣服) . Parents always 9 their children that Santa Claus brings presents to all good children. He trav e ls in a sleigh (雪橇) and co mes down the chimney (烟囱) . He 10 the presents under the Christmas tr ee .