Use have to/don’t have to/needn’t. ( вставте слова! ) 1he keep the room tidy. 2you buy tomatoes, we have lots of them. 3the car park is free here, so you pay for it. 4you speak louder, i can hear quite well. 5we have got plenty of time, so we hurry. 6they wear a school uniform on fridays, but they usually do.
2)Have to
3)Needn't
4)Don't have to
5)Needn't
6)Don’t have to