中文：
xx老师：您好!
xx班将与十二月十七日xx点在教室举办一场圣诞派对,特邀请x老师参加.希望老师能加入我们的聚会.
xx班 班委
2010,12,xx
English version（英文版）:
Dear Missxx / Mr.xx,
We're going to hold a Christmas party at xx on December 17th in our classroom,hoping you would join us!
Classx,Grade x
2010,12,x