Quantifiers are words we use to express an amount or quantity. These words are usually put in front of noun phrases. They can be used with countable and uncountable nouns.
Examples of quantifiers:
much, many, more, most, few, little, less, least, some, any, a bit (of), a lot of, all, another, any, both, each, either, enough, every, neither, no, several, some.
We have enough work to do. - quantifier + noun
They have a lot of old books. - quantifier + adjective + noun
MUCH - MANY - A LOT OF
We use much with uncountable nouns and many and a lot of with countable nouns.
We use much and many in questions and negations.
We use much and many in formal English, but a lot of in spoken and informal English.
FEW - LITTLE
We use little with uncountable nouns and few with countable nouns.
Examples: a few problems, a few friends, little work, little time
A few and a little mean some. Little and few have negative meanings, they mean not much/many or hardly any.
We have a little money. = We have some money.
We need little money. = We don't need much money.
SOME - ANY
Go to the SOME OR ANY site to find out the difference.