As a beginner you don't need to study articles first. basic rules: "no article"(zero article): 1) plural nouns in general e.g. Boys run faster than girls. (a general statement) 2) singular uncount nouns - nouns which you cannot count (e.g. music, milk, etc.) x a - with singular count nouns beginning with a vowel (pronounced vowel - e.g. car (c - is a vowel) an - with singular count nouns beginning with a consonant (pronounced consonant) - e.g. an apple vowels are: a, e, i, o, u countable x uncountable nouns countable - you can count them (e.g. one apple, two apples, etc.) uncountable - you can't count them (e.g. you cannot say "one music, two etc.) Find out more in Google or a good reference book for grammar is: Murphy, R.: Essential Grammar in Use, Oxford University Press. Search for "indefinite article" and "zero article".