There are some art rooms in our school.(改为否定句) __

There are some art rooms in our school.(改为否定句) __
There are some art rooms in our school.(改为否定句)
____________________________________________________
Mike is standing behind me.(同义词句转化)
I amstanding _____ ________ _________ Mike.
There is some milk in the glass.(改为一般疑问句,并作否定回答)
_______________________________________________________
There is an orange on the plate.(改为复数句)
______ ______ ______ ______on the plate.