Написать по 3 вопросительных , 3 отвердительных , 3 утвердительных

"+"
I've been to the British museum recently
She has got two pets
She is a student

"-"
I don't have to wear a school uniform.
Jack can't swim because he is only two.
they haven't done their homework yet.

"?"
have you ever been to London?
are they students?
must I do it?