Chinese phrase
上课要签到吗？ shàng kè yào qiān dào ma
Meaning
Do we have to sign in for class?
When to use it
Asks whether signing in is required for a class. This polite, everyday question checks the attendance rule before class.
Example dialogue
我想问一下，上课要签到吗？ wǒ xiǎng wèn yí xià shàng kè yào qiān dào ma
I wanted to ask: do we need to sign in for class?
有的课要，有的课不要，最好问一下任课老师。 yǒu de kè yào yǒu de kè bú yào zuì hǎo wèn yí xià rèn kè lǎo shī
Some classes require it and some do not, so it is best to ask the instructor.