schooldays游戏 schooldays游戏中文版安装包

at school day 还是on school day

on school day，例如：

1.On school day, what is the maximum speed through school zones in the city town or villages?在城市内上学日，在穿过校区地带时，最高的时速是多少？

2.Ironed shirts on a school day.在上学的日子穿熨烫整洁的衬衣。

3.On the school opening day, I rose up very early, earlier than usual, because I was greatly excited to see my new school.开学那一天，我很早起身，比平常时还早，因为我很兴奋的要看看我的新学校。