- I made the dinner, so I have to clear the table.
- We’re going to leave at 6 am. You have to go to bed early.
- It’s a holiday tomorrow, so we don’t have to go to school.
- It’s raining, so you don’t have to water the plants.
- My dad starts work at 8 o’clock, so he has to get up very early.
- He’s got a dishwasher, so he doesn’t have to do much washing-up.
Have to agrees with I, you, we and they; has to is used with he, she and it. After don’t/doesn’t, use have to.