Make 5 sentences using has to or have to or had to

1. He trained hard in the field because he had to prepare for the cup match tomas.
2. doni could not come to school because he had to be hospitalized.
3. If you want to become a doctor, you have to learn in earnest. 
4. avoid injury while playing, you have to warm up before the game.
5. I slept early today because tomorrow I have to go in the morning to school.