用英语简单介绍西方节日

Christmas Day falls on December 25. It is preceded by Christmas Eve on December 24.(日期)
It is an annual holiday that marks the birth of Jesus of Nazareth, which combines the celebration of Jesus' birth with various other traditions and customs.（特点）
Christmas traditions include the display of Nativity scenes and Christmas trees, the exchange of gifts and cards, and the arrival of Father Christmas (Santa Claus) on Christmas Eve. Popular Christmas themes include the promotion of goodwill, giving, compassion, and quality family time. （人们在这天做什么事情）

还算比较简短，不知您意见如何？