Vocabulary

なくても良い

need not; (not) have to

expression

Example sentences

He doesn't have to go to school today.

He doesn't have to go to school today.

He doesn't have to go to school.

He does not have to do this.

You don't have to stay in the hospital.

You do not have to bring your lunch.

You don't have to chat with them.

I wish to spare him the trouble of going there.