Countable and uncountable
(ANY) and (SOME)
"Any” is used in questions and negatives
“some” is used with the affirmative sentences
Examples:
Affirmative form (+)
There is some rice on the table. (+)
There are some onions in the cupboard. (+)
Questions and negative (?) (-)
Is there any rice on the table? (?)
No, there isn't any rice on the table. (-)
Are there any onions in the cubboard?(?)
No, there aren't any onions in the cubboard.(-)