【正确答案】[参考范文]
Dec. 29
Dear Jason,
It's a pity that you were out when I came to see you. I'm writing to tell you that there will be a class meeting at 8 o'clock tomorrow morning. We will discuss the details of the Arts festival. Please be there on time.
Yours,
Zhang Lei

【答案解析】[审题]
根据该部分给出的提示，可知是写一个留言条；
1．便条开头交代时间和称呼。
2．正文首先对自己到对方家，对方却不在表示遗憾。然后说明此次来的目的是想通知对方明天开班会，班会的主题是讨论大学生艺术节的一些细节。请明天务必准时。
3．落款注意格式：致敬、签名。