问题补充：
Is there toy mouse on the bookshelf.改为复数句,并做否定回答
答案：
Are there toy mice on the bookshelf?
No,there aren .
加油!不明白再问!
======以下答案可供参考======
供参考答案1:
Are there toy mice on the bookselves?
No.there aren .
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供参考答案2:
Are there toy mice on the bookshelves？
No, there aren .
mouse的复数为mice，bookshelf的复数bookshelves
供参考答案3:
Are there toy mice on the bookshelf?
No,there aren .
