N3 — outside your level filter
Is said whole, with nothing composed onto it and takes no だ/です, so there are no forms to conjugate.
印をつける
shirushiwotsukeruput a mark onN3expression
Example sentences1
覚えておきたいページには、必ず印をつける。
oboete okitai peeji ni wa, kanarazu shirushi o tsukeru.
I always put a mark on the pages I want to remember. neutral