1. If she is not 5 years old, she doesn't go to school
2. He will not pass the exam, if he doesn't study well
3. Her parents will give her a present, if she studies well
1. If she is not 5 years old, she doesn't go to school
2. He will not pass the exam, if he doesn't study well
3. Her parents will give her a present, if she studies well