1. I don't have to wear glasses for reading.
2. Did I have to explain the rule?
3. You won't have to get up early tomorrow.
4. They didn't have to hurry.
5. Do they have to go shopping every day?
6. He didn't have to take a taxi to catch the train.
7. Did they have to wait for him?
8. Does he have to send them an email?
