假设下面是你的一位美国笔友所在学校的基本情况，请把表格中的信息用完整的句子表达出来，写一篇不少于60词的短文向你的同学们介绍美国中学生的校园生活。

Time	9:00 am—4:00 pm
Midday	Have lunch at school; Chat and listen to pop music
After-school activities	Have a lot of time to do
Class	Twenty-five students in each class; Don’t have to wear uniforms
School	A library, a big football field and a swimming pool.
Homework	Half an hour of homework