There isn't [some / any] ice cream.
There isn't any ice cream.
I need [some / any] limes.
I need some limes.
He is buying [some / any] meat.
He is buying some meat.
She isn't buying [some / any] cheese.
She isn't buying any cheese.
They aren't buying [some / any] water.
They aren't buying any water.
He's buying [some / any] squash.
He's buying some squash.
She's buying [some / any] chips.
She's buying some chips.
She isn't buying [some / any] cookies.
She isn't buying any cookies.
I don't want [some / any] tea.
I don't want any tea.
