Read the sentences. Fill in have to / has to or must. 1. If you have a pet dog, you feed it or it will 2. Let's go and play. - Sorry I can't. I do the washing 3. The teacher says to the pupil: "It's the third time you've come without your homework. You do your homework every day." 4. The children explain the school rules to a new pupil: "All pupils wear a uniform." 5. Nick, be quick or you'll be late. - Yes, I know I be on time. 6. If you want to become a professional swimmer, you 7. All drivers stop at STOP sign 8. Ben go to the supermarket, because there is no food for dinner