Chinese phrase
每周至少要上〜天吗？ měi zhōu zhì shǎo yào shàng 〜 tiān ma
Meaning
Do I need to attend at least ___ days a week?
When to use it
This asks about the minimum number of class days each week. It is a polite way to check an attendance rule for a course or class.
Example dialogue
老师，这门课 每周至少要上 三 天吗？ lǎo shī zhè mén kè měi zhōu zhì shǎo yào shàng sān tiān ma
Must I attend this course at least three days a week?
是的，按课程说明需要每周至少上三天，缺课会影响成绩。 shì de àn kè chéng shuō míng xū yào měi zhōu zhì shǎo shàng sān tiān quē kè huì yíng xiǎng chéng jì
Yes. The course requires it, and absences affect grades.