ใชใใใฐใชใใชใ
Meaning
Must do, have to do (more formal/general duty)
Explanation
V-nai -> ใชใใใฐใชใใชใ
Examples
ๅญฆ็ใฏๅๅผทใใชใใใฐใชใใพใใใ
Students must study.
Practice ใใชใใใฐใชใใชใใ in context