kàn qīng tōng zhī lǐ de qiān dào fāng shì bì miǎn huó dòng cān jiā le dàn kǎo qín yì cháng

看清通知里的签到方式，避免活动参加了但考勤异常。

Clearly check the check-in method in the notice to avoid participating in the activity but having an attendance abnormality.