Divide the elements into groups

Nouns can be either countable or uncountable. Countable nouns are those that refer to something that can be counted. They have both singular and plural forms. Uncountable nouns are those that don't have a plural form and cannot be used with "a/an" or "one".

disease, Englishman, coin, dollar, loaf, storm, trip, job, handbag, night, flu, English, money, bread, rain, travel, luck, work (meaning activity), accommodation, luggage, darkness

Countable	Uncountable