写学校通知英语作文时，可以遵循以下结构和要点：
标题 ：通常使用“Notice”或“Announcement”作为标题，居中显示。称呼：
根据通知的对象，使用适当的称呼，如“Dear Students”、“Dear Teachers”、“Attention, everyone”等。
通知内容
活动安排：
详细说明活动的时间、地点、内容等信息。例如：“We are going to have interesting activities in the school library at 8:00 a.m. on November 20, 2022. By then, some of us will read poems and some will tell stories. You can also hear wonderful singing and watch beautiful dancing there.”
参与人员：指明哪些人或团体需要参加，以及是否有特别邀请的人员。例如：“We hope all the senior students can come and join in the activities. All the headmasters will be invited to our activities as representatives of teachers.”
准备事项：如果有特别要求，如准备节目、穿着等，请一并说明。例如：“Please get one performance ready because some of you will probably be asked to give us one.”
结束语：
使用适当的结束语，如“Thank you”、“That's all”等。
签名：
如果是正式通知，通常会有发通知人的签名或姓名。例如：“Yours sincerely, [Your Name]”
Notice
Dear Students,
We are pleased to announce that we will have an interesting event in the school library on November 20, 2022, starting at 8:00 a.m. During this time, some of us will be reading poems, some will be telling stories, and you will also have the opportunity to hear wonderful singing and watch beautiful dancing.
We strongly encourage all senior students to participate in this event. Additionally, all headmasters will be invited as representatives of the teachers. Please prepare a performance, as you may be asked to showcase your talents.
We look forward to an engaging and enjoyable morning with everyone.
Thank you.
Yours sincerely,
[Your Name]
通过以上步骤和示例，你可以撰写出一个清晰、简洁且符合学校通知要求的英语作文。