1. If you are good, your father won't be sad.
2. If you aren't honest, no one will believe you.
3. If you aren't patient, you will make make mistakes.
Unless you are patient, you will make make mistakes.
4. If you aren't at home at 9 p.m sharp, you will be punished.
Unless you are at home at 9 p.m sharp, you will be punished.
5. If you aren't careful, the knife will cut your finger.
6. If you aren't quiet, you will be taken note.