Some, any and no are used with uncountable nouns and plural countable nouns. some water, some potato.
- Some and its compounds (somebody, someone, something, somewhere, etc.) are normally used in affirmative sentences. -There is some wine left in the bottle.
- Some and its compounds are also used in interrogative sentences when we expect a positive answer, for example when we make an offer or request. - Would you like something to drink?
- Any and its compounds (anyone, anything, etc.) are usually used in interrogative sentences. Has anyone seen Jim today? Not any is used in negative sentences. There isn't any petrol in the tank. Any and its compound can also be used with negative words such as without, never, rarely. (- I have never met anyone like him before.)
- When any and its compounds are used in affirmative sentences there is a difference in meaning. You can do anything you like.(it doesn't matter what)
Anyone could have done that.(it doesn't matter who)
- No and its compounds can be used instead of not nay in negative sentences. Laura didn't say anything. (= She said nothing) There wasn't anybody in the house. (= There was nobody in the house)
Note: We use a singular verb with compound of some, any and no. -There is nothing they can do.