7. a) Make negative or positive sentences. a) You have to wear a jacket. You don't have to wear a jacket. b) They don't have to wear a uniform. uniform. e) Aijan has to iron the clothes. d) We don't have to take the bus to school. e) Sanjar has to feed farm animals. f) I don't have to mop the floor. g) Aliya and Feruza have to clean the windows.