怎么写关于英语的《通知》举例写一个,写的格式怎么写.具体,

attention please.
our class will have an activity on national day.
we will leave school at 7:00 am and take the bus.
at 8:30 am ,we will arrive the people's park.
in the morning,we will have lots of fun .we can boating swimming and then have a great picnic under the big tree.in the afternoon,we will join the english corner activities.at last,we can take some photos.
the return time is 4:30 pm.

告诉我通知的内容，我帮你！

居中标题：Notice然后空一行写正文 最后空一行在右下角写上***宣以及时间日期就行了