〜なくてもいい
〜なくてもいい means do not have to do. It is a JLPT N4 grammar point. Change the nai-form ending 「ない」 to 「なくて」 and add 「もいい」 to show that not doing something is okay. It means there is no obligation or need.
Japanese sources describe it as 「しなくてもよい」.
〜なくてもいい examples
今日は宿題を出さなくてもいいです。
You do not have to turn in homework today.
名前を書かなくてもいいです。
You do not have to write your name.
〜なくてもいい exercises
Pick what belongs in the parentheses. The answer is marked below.
明日は学校へ来（ ）いいです。
- なくても ✓
- ないで
- ては
- ても
You do not have to come to school tomorrow.
この紙に名前を書か（ ）いいです。
- なくても ✓
- ないで
- なくては
- ても
You do not have to write your name on this paper.
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