This document provides notes on using many/much, few/a little, too, and enough in English. It explains that many and few are used with countable nouns to refer to large and small quantities. Much and a little are used with uncountable nouns to refer to large and small amounts. Too indicates something exceeds what is wanted or needed, while enough means there is a sufficient quantity, neither too much nor too little. Examples are given to illustrate the uses of each term.