在学校你每天要上七节课，常常七个老师轮番上阵。

School means seven classes with seven different teachers.

youdao

我们每天七节课，每周上六天。

We have six days a week and seven classes a day.

youdao

我们每天七节课，每周上六天。

We have six days a week and seven classes a day.

youdao