JLPT N5 Grammar Format JLPT N5 Grammar #21: なくてもいい Talks and explains about JLPT N5 grammar "なくてもいい (don't have to)" with N5 vocabularies and example sentences. Example sentences include "レポートは書かなくてもいいですよ。" "しゅくだいはしなくてもいいですよ。" and so on. 2022.12.31 JLPT N5 Grammar Format