Some/any

Use some and any with both count and non-count nouns.

Use some in affirmative statements. They need some soap.

Use some or any in questions. Do you want some shampoo? Do you want any shampoo?

Use any in negative statements. We don't want any deodorant.

Use a lot of with both count and non-count nouns in statements and questions. That store has a lot of razor. They don't have a lot of nail files. Do they have a lot of lotion?

Use many and much in negative statements.
Use many with count nouns. They don't have many brands of makeup.
Use much with no-count nouns. The store doesn't have much toothpaste.

Someone and anyone.

Use someone in affirmative statements. There is someone ahead of you.
Use anyone in negative statements. There isn't anyone waiting.
Use someone or anyone in questions. Can someone wash my hair? Can anyone give me a manicure?