活动（时间、地点、内容、注意事项）邀请例：假如你是李华，你校将举办一次英语演讲比赛，希望附近外籍教师Smith女士做评委。请写封信
主题：人与自然
时间：6月15日下午2—5
On , lasting 3 hours, from 2 to5
地点：501教师
参赛选手：10名学生
联系人：李华（44876655）
Dear Smith:
一 I am XX studying in XX.（引入）I am writing to invite you to be XX.
As we all know that English with its wide spread and great importance, is getting increasingly popular. (As we all know that XX is beneficial to our human health.)
Recently, a XX on the topic of XX will be held in XX on XX. (XX is going to organize an activity on the topic of XX, which XX). 所有的定语从句说废话，凑字 。你自己的文章特别的牛奔。长句
二XXXX(时间、地点、内容、)
三We hope that you will accept our invitation if it is convenient for you. Please feel free to contact me at XXX if you have any questions. (邀请信注意事项)We suggest that XXX(注意事项)
四I am looking forward to your quick reply.