用There be的正确形式填空。
⑴_______ a soccer and a basketball on the floor.
⑵_______ a bike behind the tree.
⑶_______ some flowers in the vasie.
⑷_______ seven days in a week.
⑸_______ a cartoon on TV last night.
⑹_______ any water in the fridge.
⑺_______ much cheese on the big pizza.
⑻_______ a lot pf sheep on the farm.
⑼_______ a cap, a book and two magazines on the sofa.
⑽_______ no swimming pool in my school last year.