1.4.1 Grammar Spot - Count and uncount nouns

Two coffees please  (countable and meaning two cups of coffee) 
Coffee is expensive (uncountable and meaning coffee in general)

Some is used in positive sentences and any in questions and negatives. 

I have some tea.
Do you have any books?
I don't have any pets. 

Much is used with uncountable nouns. Many is used with countable nouns. 

I don't have much money today. 
You have many beautiful clothes.