错在你没有把括号里的单词写出来l usually go(go) to school at 7 o'clock.
没什么错误,就是拼写上有点小问题:7 o'clock
括号不要了,直接go toschool7可以更seven o'clock.。
没错啊,望采纳,谢谢
I usually go to school seven o'clock.