1. You don't have to go if you don't want to.
2. Do you have to stand up when you speak to your teacher in class?
3. She don't have to wear a uniform when she went to summer school in Spain.
4. He's hurt his arm so he have to go to hospital for an X-ray
5. Do people have to get a visa for a trip to Australia?
6. Does he have to drive on a motorway when he took his driving test?