仿照例子改写句子,

Model:He does some reading in the evening.
He doesn't do any reading in the evening.
(1)The boys are playing football.
________The boys aren't playing football_______________
(2)The pupils can swim.
____The pupils can't swim.
____________________
(3)Mary has some goldfish.
____Mary doesn;t have any goldfish.
____________________
(4)The farmers were very busy.
____The farmers weren't very busy____________________
(5)He called me yesterday.
____He didn't call me yesterday____________________
(6)Mr Brown was ill.
__Mr Brown wasn't ill______________________