假定你是李华，你校英文报“外国文化”栏目拟刊登介绍美国节日风俗和中学生生活的短文。请给美国朋友彼得写信约稿，要点如下：
1. 栏目介绍；
2. 稿件内容；
3. 稿件长度：约400词；
4. 交稿日期：6月28日前。
注意：
1. 词数100左右；
2. 可以适当增加细节，以使行文连贯的；
3. 开头语已为你写好。
Dear Peter,
I'd like to ask you to write an article for our school's English newspaper. ___________________________________________________________
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Yours,
Li Hua
