将下列各句改成否定句和一般疑问句

1.their teachers is prom england.
is their teachers from england?
their teachers isn't prom england.
2.she has a nice volleyball.
has she a nice volleyball?
she doesn't has a nice volleyball.
3.lucy and lily are american.
are lucy and lily american?
lucy and lily are not american.
4.they have dinner at 5:30 every day.
do they have dinner at 5:30 every day?
they don't have dinner at 5:30 every day.
5.kate is playing with a cat.
is kate playing with a cat?
kate isn't playing with a cat.
6.we have a small sports collection
we don't have a small sports collection.
do we have a small sports collection?