Fill in must/ mustn' t, have ( has) to / don' t( doesn' t ) have to. 1) do your homework. 2) take my umbrella. it' s raining.3) on thin ice. 4) go to school today. it' s sunday. 5) mary go to the dentist. 6) feed animals the zoo.

anutka2018    3   17.07.2019 20:10    3