Ответ:
ex-7.
A. Are there any flowers in the garden, Mum?
B. No there aren't any.
A. Have you got any pen?
B. There are some on my desk. Take one.
A. Are there any pencils on your desk?
B. Yes, there are some. Why?
A. Can i have a red one, please?
B. Sure. Here you are.