First of all, both some and any can be used as pronouns, adverbs or determiners. Take a look at these examples:
Some as a determiner (used to modify a noun):
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- Some people don’t like spicy food (an unknown number of people).
- Can I have some sugar, please? (an unspecified number of something; in this case sugar, which is uncountable).
- Do you want some? (we need to know the context in order to understand what some is replacing; perhaps candy, water, apples, popcorn…).
- Some aren’t happy.
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- Some 50 people came to the party last night (more or less, approximately).
- You need to study this some more (unspecified degree).
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- Any student would know the answer to this question (meaning that all students would know the answer).
- I am able to meet any day but Friday.
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- They had eaten all the cake when she arrived, but luckily, she didn’t want any.
- Any of them could have done it.
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- The situation between the two presidents isn’t any good.
- He’s very impatient.
I don’t think he can wait any longer.
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- I don’t have any money.
- I haven’t received any information yet.
- Don’t you know any of the people at the party?
- Don’t pay any attention to him.
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- I’ve got some money.
- I have received some information.
- I know some of the people at the party.
- Some of them used their scarves as face masks.
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- You’re welcome over some day (meaning a specific, but yet unknown, day).
- You’re welcome over any day (never mind which day – kind of always).