Ответ:
1. Do you have to wear a helmet when you ride a horse?
2. I had to leave badminton practice early yesterday because I hurt my foot.
3. Charlotte has to practise diving every day when she's preparing for a competition.
4. You have to bring your own racket. You can borrow one.
5. Did you have to play football in the rain last Saturday?
6. Now that Liam isn't in the team, he doesn't have to get up early for football practice.