"I arrived at school" 是一种表达到达学校的常用说法。其中，"arrived" 是 "arrive" 的过去式，表示到达的动作已经完成。
"Arrive" 是英语中一个常用的动词，来源于拉丁语 "ad- + rīpāre"，意思是 "到达"。
例句：
I arrived at school at 8 o'clock this morning. (我今天早上8点到达学校)
He arrived at the airport late last night. (他昨晚晚些时候到达机场)
We will arrive at the hotel around 5 PM. (我们将在下午5点左右到达酒店)